2003 beyond gm c k series truck electricial manual (3)
DESCRIPTION
2003 Beyond GM C K series truck Electricial ManualTRANSCRIPT
Overview
ORGANIZATION
The Light Duty C/K Full Size Trucks went through a major electrical system change in 2003. This change was called a Mid CycleEnhancement. This document will be updated only to reflect a major subsystem change until the next platform major electrical redesign.This document is believed to be correct until the next platform major design change. This document is organized as follows:
• Systems Operation – How it works
• Component Locator – Where it is
• Connectors & Pinouts – What it looks like, and finally,
• Subsystem Schematics – Detailed wiring and electrical schematic information.
WHAT’S NEW FOR THE LIGHT DUTY C/K FULL SIZE TRUCKS MANUAL
• Detailed System Operation Instructions are provided for PTO and Fast Idle operation. Also included is information on TrailerWiring, Exterior Lighting and the Passlock interface. This section has been expanded to have diagrams integral to the textrather than reference a separate section for graphics.
• Component Locator Pages have been included to show the location of major electronic modules on both the Pickup / Cab-chassis and the Utility vehicle.
• An Acronym an Abbreviation list used in the Electrical Component Legend, Ground Zone, and Electrical Schematic sectionsis included.
• Connector Detail and Location Illustrations are provided for many interfaces. Terminal, Cable Seal, and mating connectorinformation have been added where appropriate.
• Detailed Electrical Schematics are provided for most subsystems.
• New LLY 6.6L engine information is added for diesel engines sold after 1/01/04. See LLY ECM Connector and LocationDrawings, Engine Controls, and Transmission Schematics.
• The LLY 6.6L engine ECM is new for 2006. The connectors changed from a 3-way to a 2-way. Connector pin-outs andlocation are included in the connector section. Schematics for the ECM and affected subsystems are not included in thisdocument.
• An expanded LED Turn Signal page is included in the Application Notes.
SPECIAL INTEREST TO UPFITTERS
MID BEC provides a convenient in-cab location for interfacing with the vehicle.
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006(continued on next page)
(Overview — continued from previous page)
Navigation
The Table of Contents and Index items are linked to the actual page. Click on the item of interest and you’ll go to the corresponding page.You can return with the “previous page” arrow in the upper center of the screen. Other links embedded in the document are hi-lighted in blue.
Viewing
The size (%) control is located in the lower left corner of the screen. Click the down arrow and select “fit in window” (62%) or “actualsize” (100%) for most viewing applications. You can zoom in schematic detail by selecting a larger percentage.
Printing
Specific pages can be printed out. Be careful to select a print range or “current page” or all 315 pages will try to print out.
Information provided is believed to be accurate at the time of publication. GM reserves the right to change the information at any time.
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Index
SYSTEM OPERATION INSTRUCTIONS
Power Take Off (PTO) / Fast Idle ......................................................................................................................................................A-1
OUTLINE ......................................................................................................................................................................................A-1
A. PTO Overview .................................................................................................................................................................A-2
B. PTO Information..............................................................................................................................................................A-2
C. PTO – Preset Mode (Factory Default Setting) ................................................................................................................A-6
D. PTO – Variable Mode ......................................................................................................................................................A-8
E. High Idle Procedure for 2500HD & 3500 Series Trucks with 8.1L (L18) Gas Engine ....................................................A-9
F. High Idle Procedure for 2500HD & 3500 Series Trucks with 6.6L (LB7) Diesel Engine ...............................................A-11
G. Fast Idle Switch Installation on 8.1L (L18) Gas Engine & 6.6L (LB7) Diesel Engine ...................................................A-12
H. PTO Programming Guide .............................................................................................................................................A-14
Trailer Wiring .....................................................................................................................................................................................A-20
Light Duty Trailer Wiring.............................................................................................................................................................A-20
Heavy Duty Trailer Wiring...........................................................................................................................................................A-21
Trailer Brake Jumper Harness ...................................................................................................................................................A-22
C/K Utility and Cab-Chassis......................................................................................................................................................A-22
Light Duty to Heavy Duty Trailer Wiring Conversion.................................................................................................................A-23
7-Way to 4-Way Trailer Adapter ................................................................................................................................................A-23
Camper/Fifth-Wheel Trailer Wiring.............................................................................................................................................A-23
Exterior Lighting ...............................................................................................................................................................................A-24
ROOF MOUNTED BEACON / WRECKER PACKAGE / EMERGENCY LIGHT .........................................................................A-24
Roof-Mounted Beacon Lamp (RPO 5G4 & TRW).............................................................................................................A-25
Emergency Vehicle Lamp (SEO 5X7) ................................................................................................................................A-26
Body Builder Emergency Lamp (SEO 5Y0).......................................................................................................................A-27
COMBINED STOP / TURN TAIL LAMP CONVERSION.............................................................................................................A-28
Rear Chassis Wiring Harness Connector..........................................................................................................................A-28
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SYSTEM OPERATION INSTRUCTIONS (Continued)
SNOWPLOW PREP PACKAGE (VYU) LIGHTING PROVISION .................................................................................................A-28
Passlock Interface for Remote Start / Stop..................................................................................................................................A-29
Application Notes .............................................................................................................................................................................A-33
LED Turn Signals........................................................................................................................................................................A-33
Remote HVAC Compressor Operation......................................................................................................................................A-33
ELECTRICAL COMPONENT LOCATIONS
Electrical Components Legend (Truck and Utility) ..............................................................................................................................B-1
Power Distribution Centers..................................................................................................................................................................B-4
Underhood BEC...........................................................................................................................................................................B-4
Mid BEC.......................................................................................................................................................................................B-8
Mid BEC Location ...............................................................................................................................................................B-9
Left BEC.....................................................................................................................................................................................B-10
Right BEC ..................................................................................................................................................................................B-13
Ground Zones ....................................................................................................................................................................................B-14
CONNECTOR AND PIN-OUT ILLUSTRATIONS
SEO Connector in Mid BEC – Connector C-8 ....................................................................................................................................C-1
Trailer Brake Control Wiring Harness Connector in Mid BEC – Connector C-7 ................................................................................C-2
Upfitter Connector in Mid BEC – no # designation ............................................................................................................................C-3
Mid BEC Connectors Location............................................................................................................................................................C-4
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-1 ............................................................................................................C-5
Connector C-2 ............................................................................................................C-7
Connector C-3 ............................................................................................................C-9
Location ....................................................................................................................C-11
LLY (’06) Engine Control Module (ECM) Connector C-1...................................................................................................................C-12
Connector C-2...................................................................................................................C-15
Location.............................................................................................................................C-17
LB7 Engine Control Module (ECM) Connector C-1 ..........................................................................................................................C-18
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CONNECTOR AND PIN-OUT ILLUSTRATIONS (Continued)
LB7 Engine Control Module (ECM) Connector C-2 ..........................................................................................................................C-20
Powertrain Control Module (PCM) Connector C-1 ...........................................................................................................................C-22
Connector C-2 ...........................................................................................................................C-24
Engine Control Module (ECM) / Powertrain Control Module (PCM) Location..................................................................................C-26
Power Take Off (PTO) Relay Connector ............................................................................................................................................C-27
Relay Location ...............................................................................................................................................C-28
Switch Connector ..........................................................................................................................................C-29
Switch Connector Location ...........................................................................................................................C-30
Interface Connector .......................................................................................................................................C-31
Interface Connector Location........................................................................................................................C-32
Rear Lamps – Junction Block Connector Rear Chassis Harness C-1.............................................................................................C-33
Junction Block Connector Left Tail Lamp C-2 ..........................................................................................................C-34
Junction Block Connector License Plate C-3 ...........................................................................................................C-35
Junction Block Connector Right Tail Lamp C-4........................................................................................................C-36
Rear Lamps – Junction Block Location ............................................................................................................................................C-37
Trailer Connector................................................................................................................................................................................C-38
Trailer Connector Location ................................................................................................................................................................C-39
SUBSYSTEM ELECTRICAL SCHEMATICS
Power Distribution: Gas .......................................................................................................................................................................D-1
Diesel..................................................................................................................................................................D-20
Ground Distribution............................................................................................................................................................................D-35
Auxiliary Battery .................................................................................................................................................................................D-52
Engine Controls: L18 – 8.1L Gas.......................................................................................................................................................D-53
GEN 3 PCM............................................................................................................................................................D-65
LU3 – 4.3L V6 ........................................................................................................................................................D-81
LB7 – 6.6L Diesel ...................................................................................................................................................D-93
LLY – 6.6L Diesel .................................................................................................................................................D-105
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SUBSYSTEM ELECTRICAL SCHEMATICS (Continued)
Electronic Throttle Control ...............................................................................................................................................................D-118
Fuel Sender/Pump: Gas (03/43/53/706)..........................................................................................................................................D-122
Gas (L59) .........................................................................................................................................................D-124
Gas (906/36) ....................................................................................................................................................D-125
Diesel ...............................................................................................................................................................D-127
Power Take Off Provisions (L18/LB7) ..............................................................................................................................................D-128
LCT Transmission (L18/LB7/M74)....................................................................................................................................................D-130
LCT Transmission (L18/LLY/M74) ....................................................................................................................................................D-132
Starting and Charging: Gas .............................................................................................................................................................D-134
Starting and Charging: Diesel-Dual Gen .........................................................................................................................................D-137
Cruise Control ..................................................................................................................................................................................D-139
Serial Data: Data Link Connector (DLC)..........................................................................................................................................D-140
Serial Data Link (Class II) .............................................................................................................................................D-141
Instrument Panel Cluster .................................................................................................................................................................D-145
Headlamps: Non Z75.......................................................................................................................................................................D-147
Z75...............................................................................................................................................................................D-149
Ambient Light / Solar Sensor ..........................................................................................................................................................D-151
Daytime Running Lamps (Domestic/Middle East)...........................................................................................................................D-152
Front Fog Lamp ...............................................................................................................................................................................D-153
Exterior Lighting: Domestic / Middle East.......................................................................................................................................D-154
Wrecker Package (SEO) ......................................................................................................................................D-164
Roof Mounted Beacon........................................................................................................................................D-165
Emergency Light..................................................................................................................................................D-166
Wrecker Light Bar SW (SEO) ..............................................................................................................................D-167
Backup Lamps.................................................................................................................................................................................D-168
Interior Lighting (Pickup) ..................................................................................................................................................................D-170
Cargo Lamp SW (Pickup) ................................................................................................................................................................D-173
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SUBSYSTEM ELECTRICAL SCHEMATICS (Continued)
Dimming Control: w/o Y91 ..............................................................................................................................................................D-174
w/ Y91 ................................................................................................................................................................D-176
Compartment Lamps.......................................................................................................................................................................D-178
Trailer and Camper Wiring ...............................................................................................................................................................D-179
Power Door Locks: Base (w/o DDM/PDM) .....................................................................................................................................D-182
Uplevel (w/ DDM/PDM) ...................................................................................................................................D-187
Theft Deterrent Content ...................................................................................................................................................................D-191
Brake Trans Shift Interlock (BTSI)....................................................................................................................................................D-194
Seats (Driver and Passenger) ..........................................................................................................................................................D-195
Mobile Radio ....................................................................................................................................................................................D-205
Truck Body Computer 2.2 (TBC): Base (w/o DDM/PDM) ...............................................................................................................D-206
Uplevel (w/ DDM/PDM) .............................................................................................................D-210
Driver Door Module..........................................................................................................................................................................D-214
Passenger Door Module ..................................................................................................................................................................D-217
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System Operating InstructionsPower Take Off (PTO)
OUTLINEA. PTO OverviewB. PTO Information
• PTO Control SwitchC. PTO Preset ModeD. PTO Variable ModeE. High Idle Procedure for 2500HD & 3500 Series Trucks with 8.1L (L18) Gas EngineF. High Idle Procedure for 2500HD & 3500 Series Trucks with 6.6L (LB7) Diesel EngineG. Fast Idle Switch Installation on 8.1L (L18) Gas & 6.6L (LB7) Diesel EngineH. PTO Programming Guide
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A. PTO OVERVIEW
Power Take Off (PTO)
Power Take Off (PTO) provisions have been provided as standard content on the C/K 3600 Cab-Chassis trucks with the 8.1L (L18) gasengine and 6.6L Duramax Diesel (LB7) engine. These provisions are included in two forced RPO’s, M1F and PTO. The M1F and PTOoptions are not available on C/K 3600 Cab-Chassis trucks with the 6.0L (LQ4) engine. M1F and PTO are not available options onC/K 2500HD and 3500 models.
High Idle
High Idle is available when a PTO device is not utilized but increased engine speed is required. The Preset and Variable Mode controlsoperate in the same manner as the PTO controls. Wiring provisions for in-cab PTO Control Switch is provided in most of the LightDuty Trucks with the 8.1L (L18) gas or 6.6L (LB7) diesel engines only.
Fast Idle
Fast Idle provides an elevated engine speed control to one setting. It is not to be used if any type of hydraulic application is intended.Fast Idle requires hardwiring into the powertrain control module and the use of a momentary type switch.
B. PTO INFORMATION
RPO – M1F Option
RPO – M1F is a forced option, on C/K 3600 trucks with L18 or LB7 engines, which provides PTO mounting space for transmissionmounted PTO’s. PTO mounting space is for the right hand side of the transmission.
RPO – M1F includes the following:
• Revised Underbody Structure (RH side)
• Unique Front Floor Cover Panel (RH side) contoured to allow for PTO mounting.
RPO – PTO Option
RPO – PTO is a forced option, on C/K 3600 trucks with L18 or LB7 engines, which provides engine speed and PTO engagement controls.
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(B. PTO INFORMATION — continued from previous page)
RPO – PTO includes the following:
• PTO control software is in the Powertrain Control Module (PCM) on the gas engine and in the Engine Control Module (ECM)on the diesel engine.
• Wiring provisions for in-cab PTO Control Switch
• Upfitter PTO Interface Connector which is located at the left side of the transmission. This connector provides access toPTO engage, feedback, engine shut down circuits as well as remote access to PTO SET switch.
GM Approved PTO Kits
Two North American PTO suppliers, Chelsea Auxiliary Power Products and Muncie Power Products offer the PTO installation kits. Thekits are designed specifically for the C/K 3600 trucks. The PTO kits in addition to normal PTO content include plumbing, heat shields,PTO control switch and PTO interface wiring harness. Both PTO suppliers offer PTO kits to accommodate both the Allison 1000automatic transmission and the ZF 6-speed manual transmission. GM recommends that these kits be used for PTO installations onthe C/K 3600 Cab-Chassis.
PTO Accessory Kit
GM Service Parts Organization offers a PTO Accessory Kit (Part Number 12497678) that contains the PTO control switch and PTOinterface wiring harness. The PTO accessory kit is required when PTO/High Idle speed control is desired but the PTO supplier kits arenot utilized. The PTO accessory kit is available from your local GM dealer.
The following parts are included in the PTO Accessory Kit:
• PTO control switch.
• Instruction sheet.
• PTO interface wiring harness. (Includes a mating connector to the PTO Interface Connector and approximately three feet ofblunt cut wires)
NOTE: The PTO accessory kit can only be installed on GM Light Duty Trucks with the 8.1L (L18) gas or 6.6L (LB7) dieselengines. Wiring provisions for in-cab PTO Control Switch is provided in most of the Light Duty Trucks with the 8.1L(L18) gas or 6.6L (LB7) diesel engines only.
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(B. PTO INFORMATION — continued from previous page)
PTO Control Switch
The PTO option includes a provision for a dash mounted PTO control switch. This switch is supplied with the Chelsea and Muncie PTOkits mentioned above or it can be purchased as part of the PTO accessory kit.
The PTO control switch has three positions:
• OFF
• ON
• SET – (spring loaded)
PTO Control Switch Typical Installation
Additional PTO control is available if the vehicle is equipped with Cruise Control. The Cruise Control stalk controls the following PTOfunctions:
• PTO SET Speed
• PTO RESUME Speed
LEDIndicator➞
(B. PTO INFORMATION — continued from previous page)
PTO Interface Connector
A PTO interface connector is located on a bracket attached on the left-hand side of the transmission above the left-hand side PTOopening. The PTO interface connector provides access to the following circuits for remote PTO operation:
• PTO Engine Shut Down (Light Blue)
• PTO Remote Enable Switch (Light Green).
• Ground (Black)
• PTO Feedback (Yellow)
• PTO Relay Switch Control (White)
• Cruise Control SET Switch Input (Dark Blue)
PTO Operating Speed Control
Two PTO operating speed control modes are available with the 8.1L (L18) gas and 6.6L (LB7) diesel engines. The PCM/ECM may beprogrammed to one of the following modes:
• Preset – Up to two preset PTO operating speeds. (requires Cruise Control)
• Variable – Allows variable PTO speeds while vehicle is stationary or moving. (requires Cruise Control)
PTO Engagement
PTO engagement is controlled through the use of the in-cab PTO Control Switch. When PTO engagement is desired, the user selects theON position. The PCM/ECM then activates the PTO relay, once proper operating criteria are met. The fused PTO relay feed is accessibleat the PTO Interface Connector discussed above.
PTO Engine Shutdown
Provisions are included in the PTO Interface Connector to allow for engine shut down while in the PTO operation mode. This featurerequires the installation of a normally closed ground switch that when opened will shut down the engine. This feature can only beactivated with a Tech II diagnostic tool.
NOTE: PTO Schematics are provided in the System Electrical Schematics section of the manual.
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C. PTO – PRESET MODE (FACTORY DEFAULT SETTING)
PTO Preset speed control mode is used for stationary applications. This mode provides a default standby speed of 800 or 850 rpm(depending on the engine/transmission combination) and two PTO control speeds: PTO Set Speed of 1250 rpm, and PTO Resume Speedof 1700 rpm. Please note that the standby speed (800/850 rpm) is not to be used as a PTO control speed. Vehicles that are not equippedwith cruise control will not have the resume speed capability.
PROGRAMMABLE FACTORY SETTING MINIMUM VALUE MAXIMUM VALUEPARAMETERS (RPM) (RPM) (RPM)
PTO Max Engine Speed 2200L18-2100 L18-4200LB7-950 LB7-3100
Auto/Manual Normal engine idle willPTO Standby RPM L18-800/850 override if higher than 1300
LB7-800/800 requested PTO base idle
PTO Set Speed 1250 PTO Standby SpeedPTO Max Engine
Speed Setting
PTO Resume Speed 1700 PTO Set SpeedPTO Max Engine
Speed Setting
PTO Max Engage Speed 1000 950PTO Max Engine
Speed Setting
PTO Preset Mode Function Chart
The following chart shows how to toggle between the two PTO speeds through the Cruise SET and RES switches.
PRESENT PTO STATE PRESSING RESULTING PTO STATEPTO Standby Speed SET PTO Set SpeedPTO Standby Speed RES PTO Resume Speed
PTO Set Speed SET PTO Standby SpeedPTO Set Speed RES PTO Resume Speed
PTO Resume Speed* SET PTO Set SpeedPTO Resume Speed RES PTO Standby Speed
*On L18 Gasoline Engines, PTO Set must be selected prior to requesting PTO Resume Speed.
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(C. PTO – PRESET MODE — continued from previous page)
PTO Engage Conditions for PTO Preset Mode
To engage the PTO, the following conditions must be met.
• Engine must be running.
• Transmission must be in PARK or NEUTRAL.
• Park Brake must be set for Manual Transmission only.
• Vehicle speed must be zero.
• Brake or Clutch must not be depressed.
Procedure for Engaging PTO with Manual Transmission
1. Set parking brake.
2. Shift the transmission into NEUTRAL (N).
3. Turn the PTO switch to the ON position. The engine speed will increase to the PTO Standby Speed. The PTO is engaged whenthe LED on the PTO control switch changes from blinking to steady state.
4. Press either the SET or RESUME switch on the cruise control or turn the PTO switch to the SET position. The engine speedwill jump to the PTO SET or RESUME speeds.
Procedure for Engaging PTO with Automatic Transmission
1. Shift the transmission into Park (P).
2. Turn the PTO switch to the ON position. The engine speed will increase to the PTO Standby Speed. The PTO is engaged whenthe LED on the PTO control switch changes from blinking to steady state.
3. Press either the SET or RESUME switch on the cruise control or turn the PTO switch to the SET position. The engine speedwill jump to the PTO SET or RESUME speeds.
Torque Converter Clutch (TCC) lockup is not available in Neutral. TCC lockup is available in Park with engine RPM above 1100 RPM.
NOTE: If any input from the brake pedal or clutch pedal is detected, PTO operation will be interrupted. For L18 gasoline engine, thestandby speed will be again established only after a toggle of the control switch to the SET position. For the LB7 diesel engine,the standby speed will be established with the release of the brake pedal or clutch pedal.
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D. PTO – VARIABLE MODE
PTO variable speed control mode can be used for both stationary and mobile applications. This mode allows PTO to be controlled in afashion similar to which cruise control controls vehicle speed. The operator is able to hold an engine RPM (between 800 and 2200) withthe SET switch on the cruise stalk or the PTO switch. The operator can “tap up” to increase engine speed in 100 rpm increments withthe RESUME switch on the cruise stalk or “tap down” to decrease engine speed with either SET switch (on the cruise stalk or the PTOswitch). Vehicles not equipped with cruise control will not have the “tap up & tap down” capability.
PROGRAMMABLE FACTORY SETTING MINIMUM VALUE MAXIMUM VALUEPARAMETERS (RPM) (RPM) (RPM)
PTO Max Engine Speed 2200 RPML18-2100 L18-4200LB7-950 LB7-3100L18-650
AUTO/MANUAL LB7-600PTO Standby RPM L18-800/850 Normal engine idle will 1300
LB7-800/800 override if higher thanrequested PTO Base Idle
PTO Max Engage Speed 1000 950 PTO Max Engine Speed
PTO - Variable Mode Function Chart
SWITCH SET RESUME (w/Cruise Only)Engine speed will decrease by 100-RPM decrements Engine speed will increase by 100-RPM incrementsand will maintain new engine speed value. and will maintain new engine speed value.
PRESSED ONCE Engine speed can be decreased down to PTO Engine speed can be increased up to the PTO maxstandby RPM speed value, all further SET inputs engine speed value, all further RESUME inputs willwill be ignored be ignored
HELDDecelerates engine speed down to the PTO standby Increases engine speed up to the PTO max enginePTO standby speed value. speed value
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(D. PTO – VARIABLE MODE — continued from previous page)
PTO Speed Control in Variable Mode (while Mobile):
1. Vehicle speed greater than 5 mph.
2. Foot off brake pedal (and/or off clutch for manual transmission).
3. Turn the PTO switch to the ON position. The engine speed will increase to the PTO Standby Speed. The PTO is engaged whenthe LED on the PTO control switch changes from blinking to steady state.
4. Obtain the desired engine speed with gas pedal and pressing SET on the PTO switch or the cruise stock.
5. The SET and RESUME switches can then be used to adjust the engine speed in 100-RPM increments.
Using PTO Speed Control in Variable Mode (while Stationary):
1. Vehicle speed must be zero.
2. Foot off brake pedal and/or off clutch for manual transmission.
3. Turn the PTO switch to the ON position. The engine speed will increase to the PTO Standby Speed. The PTO is engagedwhen the LED on the PTO control switch changes from blinking to steady state.
4. Obtain the desired engine speed with gas pedal and pressing SET on the PTO switch or the cruise stock.
5. The SET and RESUME switches can then be used to adjust the engine speed in 100-RPM increments.
NOTE: If any input from the brake pedal or clutch pedal is detected, PTO operation will be interrupted. PTO Variable mode may bere-enabled by pressing the RESUME switch. Engine speed will increase to the speed prior to disabling.
E. HIGH IDLE PROCEDURE FOR 2500HD & 3500 SERIES TRUCKS WITH 8.1L (L18) GAS ENGINE
High Idle can be obtained by using the 8-pin PTO connector behind the dash and the PTO accessory kit. The PTO connector can befound behind the passenger air bag defeat switch. It should be taped to the IP harness directly behind the passenger air bag defeatswitch. Mount the PTO switch next to the passenger air bag defeat switch.
The PTO interface wiring harness included with the PTO Kit is not needed unless a requirement for remote operation is desired.
Connect the Tech 2 scan tool and reprogram the Powertrain Control Module (PCM). See the PTO Programming Guide section forinstructions on how to reprogram the PCM.
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(E. HIGH IDLE PROCEDURE — continued from previous page)
Remember to program to either the Preset PTO or Variable PTO Mode when using the PTO switch.
The changes that need to be made are as follows:PTO Max Engine Speed 2200 RPMPTO Standby Speed 800 RPMPTO Set Speed 1250 RPMPTO Resume Speed 1700 RPMPTO Max Engage Speed 1000 RPMPTO Shutdown NOPTO Engage Relay NOPTO Feedback NO
NOTE: If the reprogramming of the PCM is not performed, the High Idle function will not work.
To engage the High Idle, put the truck in PARK or NEUTRAL, set the Park Brake (Manual Transmission only) and turn the switch to theON position. Move the PTO switch to the SET position or press the SET switch on the cruise control if equipped. The SET input rampsup the engine speed to 1250 RPM. By pressing the cruise control RES/ACC switch the engine speed will increase to the PTO resumespeed setting and any SET input will decrease the engine speed to the PTO set speed setting.
If the truck does not have the cruise control option, only the PTO SET speed is available. The PTO/High Idle settings can only be changedwith a Tech 2 scan tool. The Tech 2 scan tool can be purchased from GM by calling 1-800-GM-TOOLS.
The PTO accessory kit is available from your local GM dealer.
If any problems should arise, check and clear any DTC’s with a Tech 2 and make sure that the brake switch and tail lamps arefunctioning correctly.
NOTE: In certain cases the PTO wiring and connector will not be installed behind the passenger side air bag switch. If this isthe case, the system will need to be hardwired into the PCM and a switch or switches (no cruise control) will need to beused. Please call the Upfitter Integration Hotline at (800) 875-4742 for more information.
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F. HIGH IDLE PROCEDURE FOR 2500HD & 3500 SERIES TRUCKS WITH 6.6L (LB7) DIESEL ENGINE
High Idle can be obtained by using the 8-pin PTO connector behind the dash and the PTO accessory kit. The PTO connector can befound behind the passenger air bag defeat switch. It should be taped to the IP harness directly behind the passenger air bag defeatswitch. Mount the PTO switch next to the passenger air bag defeat switch.
The PTO interface wiring harness included with the PTO Kit is not needed unless a requirement for remote operation is desired.
Connect the Tech 2 scan tool and reprogram the Engine Control Module (ECM). See the PTO Programming Guide section for instructionson how to reprogram the ECM.
Remember to program to either the Preset PTO or Variable PTO Mode when using the PTO switch. When the PTO settings areinitially read, the Tech 2 will show values of 6375 rpm. Select the change options menu and continue with the programming ofthe ECM.
The changes that need to be made are as follows:PTO Max Engine Speed 2200 RPMPTO Standby Speed 800 RPMPTO Set Speed 1250 RPMPTO Resume Speed 1700 RPMPTO Max Engage Speed 1000 RPMPTO Shutdown NOPTO Engage Relay NOPTO Feedback NO
NOTE: If the reprogramming of the ECM is not performed, the High Idle function will not work.
To engage the High Idle, put the truck in PARK or NEUTRAL, set the Park Brake (Manual Transmission only) and turn the switch to theON position. Move the PTO switch to the SET position or press the SET switch on the cruise control if equipped. The SET input rampsup the engine speed to 1250 RPM. By pressing the cruise control RES/ACC switch the engine speed will increase to the PTO resumespeed setting and any SET input will decrease the engine speed to the PTO set speed setting.
If the truck does not have the cruise control option, only the PTO SET speed is available. The PTO/High Idle settings can only be changedwith a Tech 2 scan tool. The Tech 2 scan tool can be purchased from GM by calling 1-800-GM-TOOLS.
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(F. HIGH IDLE PROCEDURE — continued from previous page)
The PTO accessory kit is available from your local GM dealer.
If any problems should arise, check and clear any DTC’s with aTech 2 and make sure that the brake switch and tail lamps arefunctioning correctly.
NOTE: In certain cases the PTO wiring and connector will notbe installed behind the passenger side air bag switch.If this is the case, the system will need to be hardwiredinto the ECM and a switch or switches (no cruisecontrol) will need to be used. Please call the UpfitterIntegration Hotline at (800) 875-4742 for moreinformation.
G. FAST IDLE SWITCH INSTALLATION ON 8.1L (L18) GASENGINE & 6.6L (LB7) DIESEL ENGINE
NOTE: The fast idle switch input pin is available on GM truckswith the 8.1L (L18) gas & 6.6L (LB7) Diesel Engines.
NOTE: The use of the fast idle switch is not recommended ifany type of hydraulic application is intended.
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(G. FAST IDLE SWITCH INSTALLATION — continued from previous page)
Procedure for Fast Idle Operation on 8.1 Liter (L18) Gas Engine
1. Reprogram the PCM using Tech 2. See the PTO Programming Guide section for instructions on how to get to the PTOprogramming screen.
a. Reprogram to the Fast Idle Mode by pressing the Change Options Key and selecting PTO Fast Idle Mode.
b. Scroll down and change the PTO Feedback and PTO Engage Relay settings to NO.
c. If more than 1250 RPM is required, change the PTO Standby Speed setting.
2. Follow the schematic above and hardwire into Pin 31 of the Blue connector in the PCM/ECM.
a. By momentarily grounding Pin 31 the engine idle will increase to the PTO Standby Speed Setting.
b. Momentarily grounding Pin 31 again will cancel the fast idle operation and return the engine to base engine idle speed.
Procedure for Fast Idle Operation on 6.6 Liter (LB7) Duramax Diesel Engine.
Reprogram the ECM using the Tech 2. To get the Fast Idle Mode to show up on the Tech 2, select the 2003 Model year and then selectthe Medium Duty Truck option on the next screen. If any other year besides 2003 MY is selected, the Fast Idle option will not beavailable to use. Select the Engine and Transmission on the vehicle. The Fast Idle option will now be available for programming. Followthe instructions from steps 1 & 2 above to complete the programming and installation of the switch. Reference UI Bulletin # 63, FastIdle Procedure for LB7 Engine for more complete instructions.
NOTE: If any problems should arise, check and clear any DTC’s with a Tech 2 and make sure that the brake switch and tail lampsare functioning correctly.
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H. PTO PROGRAMMING GUIDE
This section provides information on the procedure for programming the PCM/ECM for with the Tech 2 service diagnostic tool.
1. Connect the Tech 2 to the vehicle.
2. Select the Diagnostics option from the Main Menu.
3. Select the Model Year from the Vehicle ID menu.
Vehicle ID (Model Year)
(3) 2003(2) 2002(1) 2001(Y) 2000
Main Menu
F0: DiagnosticsF1: Service Programming SystemF2: View Captured DataF3: …F4: …
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(H. PTO PROGRAMMING GUIDE — continued from previous page)
4. Select the LD Truck, MPV, Incomplete option from the Vehicle Identification menu.
5. Select the Powertrain Option from the System Selection Menu.
System Selection
200* LD Truck, MPV, Incomplete
F0: PowertrainF1: BodyF2: ChassisF3: Diagnostic Circuit Check
Vehicle Identification
Passenger CarLD Truck, MPV, IncompleteMedium Duty TruckSaturn
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(H. PTO PROGRAMMING GUIDE — continued from previous page)
6. Select the Engine type from the Vehicle Identification menu.
7. Select the Transmission type from the Vehicle Identification menu.
Vehicle IdentificationSelect one of the following
Transmissions
5 Speed Automatic Trans (M74)4 Speed Automatic Trans (MT1)Manual Trans (ML6)Other
Vehicle IdentificationSelect one of the followingLT Duty Truck Engine types
(1) V8 LB7 Diesel(G) V8 L18(G) V8 L18 3500HD
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(H. PTO PROGRAMMING GUIDE — continued from previous page)
8. Select the Special Functions option from the Powertrain menu.
9. Select the PTO options from the Special Functions menu
Special Features
F5: ...F6: Service Bay TestF7: PTO OptionsF8: Engine ShutdownF9: …
Powertrain
F0: …F1: Data DisplayF2: Special FunctionsF3: SnapshotF4: …
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(H. PTO PROGRAMMING GUIDE — continued from previous page)
10.The Current PTO settings screen will be displayed. Press the Change Options key and then select the desired PTO OperatingMode. Refer to pages 4-6 for PTO mode information.
11.Scroll through the Current PTO settings, make any necessary changes and press the reprogram options key when done tocomplete the programming. The values shown below are the default settings.
PTO Option
Current PTO Settings
PTO Fast Idle Option Fast IdlePTO Max. Engine Speed 2200 RPMPTO Standby Speed 1250 RPMPTO Max. Engine Speed 1000 RPMPTO Engine Shutdown NoPTO Engage Relay NoPTO Feedback No
PTO
Current PTO Settings
PTO Fast Idle Option PresetPTO Max. Engine Speed 2200 RPMPTO Standby Speed 800 RPMPTO Set Speed 1250 RPMPTO Resume Speed 1700 RPMPTO Max. Engine Speed 1000 RPMPTO Engine Shutdown NoPTO Engage Relay YesPTO Feedback Yes
PTO Option
F0: Fast IdleF1: Preset PTO Speed ControlF2: Variable PTO Speed ControlF3: …F4: …
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(H. PTO PROGRAMMING GUIDE — continued from previous page)
12.The Current PTO settings screen will again be displayed. Make sure that the changes made are shown on this screen. Ifsettings did not change, repeat the procedure. If settings are correct, power down the tech 2 and disconnect from the vehicle.
PTO Option
Current PTO Settings
PTO Fast Idle Option Fast IdlePTO Max. Engine Speed 2200 RPMPTO Standby Speed 1250 RPMPTO Max. Engine Speed 1000 RPMPTO Engine Shutdown NoPTO Engage Relay NoPTO Feedback No
PTO
Current PTO Settings
PTO Fast Idle Option PresetPTO Max. Engine Speed 2200 RPMPTO Standby Speed 800 RPMPTO Set Speed 1250 RPMPTO Resume Speed 1700 RPMPTO Max. Engine Speed 1000 RPMPTO Engine Shutdown NoPTO Engage Relay NoPTO Feedback No
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Trailer WiringC/K trucks are available with three trailer wiring configurations:
• Light duty trailer wiring is standard equipment on all models. The wiring consists of six blunt cut wires located at the rear ofthe truck
• Heavy duty trailering equipment package (Option Z82) includes a 7-way universal trailer connector that is mounted to thetrailering hitch platform. This option also provides an instrument panel jumper wiring harness for electric trailer brake controllerand a 7-way to 4-way trailer adapter
• Camper/Fifth Wheel trailer wiring package (Option UY2) is available on all pickups. This option provides an 8-way wiringharness that is located under the front left edge of the pickup box and added 7-way sealed connector for the trailer harness.
Light Duty Trailer Wiring
Light duty trailer wiring consists of six blunt cut wires, which are located at the rear of the vehicle and tied to the frame. The six blunt cutwires consist of the following trailer circuits:
• Yellow: Left Stop/Turn Signal
• Dark Green: Right Stop/Turn Signal
• Brown: Tail lamps
• White: Ground
• Light Green: Backup Lamps
• Light Blue: Center High-Mounted Stop Lamp (CHMSL)
Light duty trailer wiring can be upgraded to heavyduty trailer wiring with a conversion kit, which isavailable from a GM dealer. Information on theconversion to heavy duty trailer wiring is covered inthe following pages.
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(TRAILER WIRING — continued from previous page)
Heavy Duty Trailer Wiring
Heavy duty trailer wiring for C/K trucks is provided with the Z82 heavy duty trailer equipment package. This package includes a 7-wayuniversal trailer tow connector (part #12191503), which is mounted to the trailer platform hitch. The universal trailer tow connectorcontains the circuits provided in the light duty trailer harness with the addition of the following circuits:
• Red: Battery Feed (12 gauge)
• Dark Blue: Trailer Brake (12 gauge)
The White ground lead is upgraded from 16 to 10 gauge wire.
There is also a Lt. Blue one-pin CHMSL connector provided on pickup and cab-chassis trucks. This connector is tied to the trailer harnessand located just forward of the trailer connector. This connector is available for use with a trailer, slide in camper or cap.
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(TRAILER WIRING — continued from previous page)
Trailer Brake Jumper Harness
The heavy duty trailering equipment package also includes a trailer brake jumper harness (part #15085418) for an electric trailer brakecontroller. This jumper harness consists of approximately 8 feet of blunt cut wiring attached to a 6-way connector. The jumper harnessinterfaces with the TRLR receptacle (C7) on the Mid Bussed Electrical Center (MBEC). The trailer battery ring terminal on Stud #2 is fusedwith 30 Amp Maxi-Fuse. This circuit provides power to the MBEC TRLR connector inside the cab. The trailer brake jumper harness canbe purchased from a GM dealer.
The trailer brake jumper harness contains the following circuits:
A - Brown: Interior Park Lamp
B - Red: Battery (Fused to 30 Amps)
C - Dark Blue: Trailer Brake (to 7-way trailer connector)
D - Light Blue: Trailer CHMSL (Brake Switch)
E - Not Used
F - Black: Ground
With the exception of the Dark Blue trailer brake circuit (pin C), these above circuits are active and available on trucks that are notequipped with the heavy duty trailer wiring. To access these circuits, the upfitter/body builder can purchase the mating connector (part#12193924) from Pioneer, the distributor for Packard, by calling 1-800-PACKARD.
The C/K trucks are shipped from the assembly plant with the trailer Battery Hot lead disconnected. To provide power to the trailer hotlead, the 40 Amp Maxi-Fuse must be connected at the Stud #1 location in the Underhood BEC.
C/K Utility and Cab-Chassis
Heavy duty trailer wiring is provided on C/K Utility, Cab Chassis and pickups equipped with the Manual Selectable Ride Option (ZX3) thatdo not have the Z82 package or trailer platform hitch. The trailer wiring will be tied back to the rear cross member. The trailer brakejumper harness is not included with the cab chassis models and must be purchased separately from a GM Dealer.
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(TRAILER WIRING — continued from previous page)
Light Duty to Heavy Duty Trailer Wiring Conversion
Trucks equipped with light duty trailer wiring can be upgraded to heavy duty trailer wiring. A wiring conversion kit (part #12495932) isavailable and can be purchased from a GM dealer. The conversion kit consists of an underbody harness (part #12463530) with a 7-wayuniversal trailer tow connector and instruction sheet (part #12463639). The Trailer Brake Jumper Harness is not included in theconversion kit.
7-Way to 4-Way Trailer Adapter
A 7-way to 4-way trailer adapter (part #12496599) allows trucks with the heavy duty trailer wiring to be compatible with four-way trailerconnectors. The 7-way to 4-way trailer adapter is included with the Z82 package. The 7-way to 4-way trailer adapter can be purchasedfrom a GM dealer.
Camper/Fifth-Wheel Trailer Wiring
The Camper/Fifth Wheel trailer wiring is available asoption UY2 on 1500 /2500/2500HD/3500 series pickuptrucks. It includes additional 8-way wiring harness routedto the front of pickup box and added 7-way sealedconnector for the trailer harness. At that point,approximately four feet of blunt cut wire is availablewhich can be extended up to a camper by routing itbetween the pickup box and cab. There are two holes inthe front of the pickup box provided for retaining clips toretain that wiring. The Camper/Fifth-Wheel harnessutilizes the same circuitry as the heavy duty trailer wiring.
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CAMPER/FIFTH-WHEELTRAILER WIRING (If equipped)
Exterior LightingA. ROOF-MOUNTED BEACONS AND EMERGENCY LAMPS
Activation of an in-cab switch provides power for an external lamp load through a relay. Consult your owners manual supplement forinstallation instructions. A common switch is used in all cases.
Three variations are available based on power requirements and relay and wiring location.
• Roof-Mounted Beacon Lamp – 30 A circuit, Interior Relay, Wiring from relay ends with Blunt Cuts in roof.
• Emergency Vehicle Lamp – 40 A circuit, Exterior Relay, Upfitter provides own wiring to relay.
• Body Builder Emergency Lamp – 30 A circuit, Under Hood Relay, Wiring from relay ends with Blunt Cuts in back of cab.
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LAMP SWITCH
(A. ROOF-MOUNTED BEACONS — continued from previous page)
Roof-Mounted Beacon Lamp (RPO 5G4 & TRW)
This Regular Production Option (RPO) includes wiring provisions for a roof-mounted beacon lamp. Power is controlled through anauxiliary lamp switch located in the dash, a relay mounted in the left B-Pillar and wiring which is routed up along the Left Hand B-pillarthat terminates at the roof as coiled blunt cut wires. There are two blunt cut wires, one is Brown (roof-mounted lamp power) and the otheris Black (ground). The Brown power wire is protected by the 30-Amp SEO 2 fuse which is located in the Underhood Electrical Center.The maximum rated electrical load is 21-Amps (250 watts). The addedelectrical equipment must not exceed 21-Amps (250 watts). Running thisaccessory for long periods of time with the engine off may run the batterydown and cause a no-start condition.
The TRW option is included with the VYU Snowplow prep package. The5G4 option is available if the snowplow prep package is not ordered, buta beacon lamp is needed.
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PILLAR MOUNTED RELAYROOF LAMP HARNESS
(A. ROOF-MOUNTED BEACONS — continued from previous page)
Emergency Vehicle Lamp (SEO 5X7)
This Specialty Equipment Option (SEO) includes wiring provisions for an emergency vehicle lamp. Power is controlled through an auxiliarylamp switch located in the dash and wired to a relay. The relay is mounted underhood on the passenger side upper dash panel. Wiringis to be completed from the relay to the additional electrical equipment. The maximum rated electrical load is 40-Amps (480 watts). Theadded electrical equipment must not exceed 40-Amps (480 watts). The auxiliary lamp switch with this option will operate at all timesregardless of the ignition switch position. Running this accessory for long periods of time with the engine off may run the battery downand cause a no-start condition.
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ROOF LAMP RELAY
(A. ROOF-MOUNTED BEACONS — continued from previous page)
Body Builder Emergency Lamp (SEO 5Y0)
This Specialty Equipment Option (SEO) includes wiring provisions for a body builder installed emergency vehicle lamp. Power iscontrolled through an auxiliary lamp switch located in the dash, a relay mounted on the front of the dash and wiring which is routed alongthe frame rail under the back of the cab. There are two blunt cut wires, one is Brown (roof-mounted lamp power) and the other is Black(ground). The Brown power wire is protected by the 30-Amp Stud 2 fuse which is located in the Underhood Electrical Center. Themaximum rated electrical load is 21-Amps (250 watts). The added electrical equipment must not exceed 21-Amps (250 watts). Theauxiliary lamp switch with this option will operate at all times regardless of the ignition switch position. Running this accessory for longperiods of time with the engine off may run the battery down and cause a no-start condition.
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UNDERHOOD LAMP RELAY
BODY BUILDER WIRING
B. COMBINED STOP/TURN TAIL LAMP CONVERSION
The C/K trucks tail lamp wiring was designed for separated function Stop and Turn lamps; therefore, the tail lamp feeds from the rearjunction block cannot be used directly for combination stop/turn lamps. Feeds for combined stop/turn lamps are available off of the trailerwiring harness. The Left Stop/Turn Lamp feed can be accessed from the yellow wire (circuit 1618). The Right Stop/Turn Lamp feed canbe accessed from the dark green wire (circuit 1619). When using these feeds, the upfitter must consider whether the truck will be usedfor towing. If so, the upfitter must ensure that the loads of the truck lamps combined with the trailer stop/turn lamps do not exceed the10Ampere capacity of the fuse. Load and splicing guidelines, can be found at the Upfitter Integration website (www.gmupfitter.com) inthe Electrical Guidelines Manual.
Rear Chassis Wiring Harness Connector
If the upfitter prefers to interface directly with the chassis wiring connector, thus eliminating the Rear Junction Block. An in-line matingconnector is available and can be obtained by ordering part number 15326788. The chassis wiring harness mating connector can bepurchased from a GM dealer or through Packard/Pioneer Electric Systems (1-800-PACKARD).
C. SNOWPLOW PREP PACKAGE (VYU) LIGHTING PROVISIONS
The forward lamp wiring harnesses have a set of mating eight cavity connectors on both the left and right sides of the vehicle. Theupfitter will be able to disconnect the in-line connectors to allow interfacing with the forward lamp circuits (Front Parklamp, Turn Signaland DRL). The Headlamp circuits must be accessed from the Headlamp connectors. See the Special Applications Section - SnowplowPrep for circuit function charts, connector face diagrams and connector parts lists.
A backup lamp power feed is provided at the rear of the vehicle through the Trailer Harness. The 10-Amp TRLR B/U fuse located in theUnderhood Electrical Center protects this circuit. On vehicles with Light Duty Trailer Wiring this circuit can be accessed through the greenwire. On vehicles with the Heavy Duty Trailering option, this circuit is located in pin A of the Trailer Connector.
NOTE: See Exterior lighting schematics in the Electrical Schematics section of the Body Builders Manual.
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Passlock Interface For Remote Start/StopPURPOSE
The information below outlines a procedure to disable the Passlock Theft Deterrent for C/K trucks in which remote start/stop applicationsare required. This procedure is required because a remote start/stop system will not function with the current Passlock Theft Deterrenton 2003 and beyond C/K trucks.
Note: The following information is intended to be used only in conjunction with the installation of a remote start/stop systemand does not provide a procedure to install a remote start/stop system.
CAUSE
If an attempt is made to start a vehicle by a means other than a key rotation in the ignition switch, the Truck Body Computer (TBC) willinterpret this start request as a vehicle theft and disable the fuel injectors.
CORRECTION
A minor wiring modification may be made to allow the vehicle to be started remotely.
This modification includes adding a switch to allow the customer to select “ON” to allow remote starting or “OFF” for normal PasslockTheft Deterrent operation.
CAUTION: When this modification is performed and the switch is set to the ON position, the theft deterrent feature will bedisabled. When the theft deterrent is disabled the SECURITY telltale will light up indicating that the theft deterrentsystem is NOT functioning.
PASSLOCK MODIFICATION
Refer to appropriate GM service manuals and/or Upfitter Integration Electrical Guideline Manual for instruction on splicing and electricalconnections.
1. Select a suitable ON/OFF switch (see note below), which will be used to enable/disable the Passlock Theft Deterrent system.Mount the switch in a location such that it is accessible to the driver and will not interfere with normal vehicle operation.
NOTE: This is an extremely low current circuit (approx. 7mA). It is very important that a high quality, low energy, fast actingswitch be utilized for this application.
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(continued from previous page)
2. Turn the ignition switch to the OFF position.
3. Locate the Truck Body Computer on the lower left side of the I/P below the steering column. Refer to the illustration below tolocate the TBC.
4. Locate the Yellow wire, Pin A6 on the Brown Connector on the TBC. Cut this wire and splice a 0.5mm (20 GA) yellow wire toeach end of the cut wire. Keep wire length to a minimum. Route modification wires clear of moving parts. Connect the yellowwires to the switch such that the contacts are OPEN when the switch is in the ON position and CLOSED when the switch isin the OFF position.
5. Turn modification switch to the OFF position.
6. Start vehicle and verify switch operation. If engine “cranks but will not start” recheck the switch position, wire connectors andmodification wiring. Switch should be in the OFF position.
SWITCH OPERATION
To initiate Fail Enable mode:
Start the engine with the ignition key. Turn modification switch to the ON position. The Security Telltale will light up indicating that thePasslock Theft Deterrent is inoperative. Once the security telltale has been on for at least five seconds the vehicle can be turned off andthen remotely started.
To disable Fail Enable mode:
The Passlock Theft Deterrent system can be re-enabled by turning the modification switch to the OFF position. Please note that theECM/PCM (Engine Control / Powertrain Control Module) will record Diagnostic Trouble Codes (DTC’s) related to the security system whenthe modification switch is in the ON position. This is due to the way that the ECM/PCM interprets this condition.
NOTICEAny condition which removes battery power from the ECM/PCM (e.g. dead battery, disconnected harness connectors, etc.) will preventthe vehicle from being restarted. If the engine exhibits a “cranks but will not start” symptom, check to make sure that the modificationswitch is in the OFF position.
Please note that the ECM/PCM will record Diagnostic Trouble Codes (DTCs) related to the security system when the modification switchis in the ON position (circuit open). This is due to the way that the ECM/PCM interprets this condition.
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(continued from previous page)
Truck Body Computer
1. Fuse Block - Left I/P2. Instrument Panel3. Truck Body Computer4. Truck Body Computer Harness
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(continued from previous page)
Truck Body Computer – Connector (C-3)
Connector Part Information Part Number - 1216077824-Way F Micro-Pack 100 Series (BROWN)
Pin Wire Color Circuit No. Function
A6 YEL 1836 Security System Sensor Signal
Application NotesLED Turn Signals
Replacing rear turn signal lights with LED’s will result in a rapid flash rate. This FMVSS required lamp outage detection is due to thechange in lamp current through the flasher module. Two alternatives are offered to change the flash rate.
1. GM offers a low current LED Flasher module for the C/K truck applications. Part Number 10383322 is a LED flasher module.The module is available from GM Service parts through your dealer. The flasher is included as part of SEO option 8H9. TheTurn Signal /Hazard Flasher Module is located in the Left BEC (Fuse Center). This BEC is located behind the knee bolster underthe instrument panel.
2. Proper flash rate can also be obtained by placing anequivalent power resistor in parallel with the LED’s.Alternately the LED’s can be placed across the lamploads. These wires may be accessed at pins A & G ofthe tail lamp assemblies. The supply side for the rightis the dark blue wire (circuit 2115) and the light bluewire (circuit 2114) for the left. The black wire (circuit1750) is the ground for both. Splicing guidelines, canbe found at the Upfitter Integration website(www.gmupfitter.com) in the Electrical GuidelinesManual. Note: See Exterior lighting schematics inthe Electrical Schematics section of the BodyBuilders Manual.
NOTE: The truck will not have Lamp (or in this case LED)outage detection. Although the life of high qualityLED’s are substantially longer than the bulbsthey replace, it is the upfitters responsibility formaking this modification.
1. Flasher module
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(Application Notes — continued from previous page)
Remote HVAC Compressor Operation
Certain applications require HVAC operation from a rear-mounted box for cooling purposes. Examples are ambulances andpharmaceutical or organ delivery vehicles. The refrigerant line is tapped into an auxiliary cooler. The 2003 C/K does not support remoteHVAC compressor operation. In the past the A/C compressor could be turned on with a simple switch. The PCM controls thecompressor in the 2003 C/K. The PCM receives commands to turn on the compressor via a Class 2 command from the HVAC controller.
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2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Electrical Component Legend – Pickup / Chassis-Cab
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LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
X CKMC030ReferencePROJECT C/K EAU03
Friday, September 21, 2001
6:56:51 am
$IVEDWORK/k33m_ref_modules__007schematic sheet1
k33m_ref_modules10
0071
1
1. IPC
23. R-BEC SIM
20 20. AOS
19
19. RSA
1818. RTD
17
17. QS4
16
16. DSM
15
15. DDM
14
14. PDM/RFA13 13. WIPER
12
12. DAB/SDARS11 11. HVAC
10
10. ECM/PCM
9
25
24
23
26. RSE {43 or (53&Y91)}25. AMP
27
27. EDU
26 9. TREC
8
8. UH-BEC
7
24. MID-BEC
5
5. Remote OnStar
3
3. RADIO
2
22. L-BEC21. TCM
22
21
4. Not Used
7. SDM-G
6
6. EBC/VSES
2. TBC2.2
K33m_ref_modules_1
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Electrical Component Legend – Utility
B-2PAG
E
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
X CKMC030ReferencePROJECT C/K EAU03
Friday, September 21, 2001
6:56:51 am
$IVEDWORK/k33m_ref_modules__007schematic sheet1
k33m_ref_modules10
0071
15. DDM
14
14. PDM/RFA
13
13. WIPER
12 4. Not Used
22
21 22. L-BEC21. TCM
28
23 27
25
28. CDX27. R-HEBA
5
5. Remote OnStar
3
3. RADIO
2
2. TBC2.2
1
1. IPC
25. AMP26. RSE
26
24
24. MID-BEC23. R-BEC SIM
2020. AOS
19
19. RSA/RR-HVAC
18
18. RTD
17
17. QS4
16
16. DSM
15
12. DAB/SDARS
11
11. HVAC
10
10. PCM
9
9. TREC
8
8. UH-BEC
7
7. SDM-G
6
6. EBC/VSES
K33m_ref_modules_2
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
The following Acronyms and Abbreviations are used in theElectrical Component Legend, Ground Zone and Electricalschematic sections of this document.
03/53/43 Pickup (Regular/Extended/Crew)06 Utility (Both 706 & 906)36 SUT (Sport Utility Truck)706/906 Utility (Regular/Large)ABS Antilock Brake SystemAOS Automatic Occupant SensorADG Accommodation Device GatewayDAB Digital Audio BroadcastDIC Driver Information CenterDDM Driver Door ModuleDSM Driver Seat ModuleEAP Electric Adjustable PedalsEBC Electronic Brake ControllerECC Electronic Climate ControlECM Engine Control ModuleEDU Electronic Driver UnitETC Electronic Throttle ControlEVO Electronically Variable OrificeFOH Fuel Operated HeaterHEBA Heater Evaporator Blower ASMHSM Heated Seat Module
HVAC Heat Vent Air ConditionIPC Instrument Panel ClusterPCM Powertrain Control ModulePDM Passenger Door ModulePPS Pedal Position SensorQS4 QuadrasteerRFA Remote Function ActuatorRPA Rear Parking AidRSA Rear Seat AudioRSE Rear Seat EntertainmentRTD Real Time DampingSDARS Satellite Digital Audio Radio ServicesSDM Sensing and Diagnostic ModuleTAC Throttle Actuator ControlTBC Truck Body ControllerTCM Transmission Control ModuleTPS Throttle Position SensorTREC Transfer Case Electronic ControllerVSES Vehicle Stability Enhancement SystemEAU Electrical Architecture UpdateMCE Mid Cycle Enhancement
Electrical Component Legend – Acronyms and Abbreviations
B-3PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers: Underhood BEC (Fuse Center)
B-4PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Fuse # Name Rating Description#1 STUD 1 40A Trailer Wiring, Automatic Level Control (ALC) Compressor Relay#2 MBEC 1 50A SEAT CB, RT DOOR CB#3 BLOWER 40A Blower Motor#4 LBEC 2 50A LOCKS Fuse, DDM Fuse, PDM Fuse, ECC Fuse, AUX PWR 2 Fuse#5 STUD 2 30A Trailer Wiring, Emergency Vehicle Roof Lamp Relay#6 ABS 60A Electronic Brake Control Module (EBCM)#7 VSES/ECAS 60A Not Used#8 IGN A 40A Ignition Switch RUN, START, RUN/START/ACCY, STARTER Relay#9 IGN B 40A Ignition Switch RUN/ACC, RUN/START#10 LBEC 1 50A FLASH Fuse, TBC 2A Fuse, TBC 2B Fuse, TBC 2C Fuse, LT DOORS Fuse#11 TRL PARK 15A Trailer Wiring#12 RR PARK 10A Exterior Lamps-Right Rear, Clearance Lamps-Right#13 LR PARK 10A Exterior Lamps-Left Rear, Clearance Lamps-Left#14 INTPARK 10A Power Takeoff (PTO) Switch, Inflatable Restraint I/P Module Disable Switch#15 STOP LP 25A Stop Lamp Switch#16 TBC BATT 10A Body Control Module (BCM), PASS-Key Module#17 — — Not Used#18 SUNROOF 25A Not Used#19 SEO B2 30A Roof Beacon Relay#20 4WS 15A Rear Wheel Steering Control Module, Evaporative Emission (EVAP) Canister Vent Solenoid#21 RR HVAC 30A Not Used#22 AUX PWR 20A Accessory Power Outlets, Auxiliary Power Outlets#23 PCM 1 15A Powertrain Control Module (PCM), Mass Air Flow (MFS) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Fuel Composition
Sensor, Secondary Fuel Pump Relay#24 ETC/ECM 15A Throttle Actuator Control (TAC)#25 INJ 1 (Gas) 15A Fuel Injectors-Odd-Numbered, Ignition Coils-Odd-Numbered#25 ECMRPCV (Diesel) 15A Engine Control Module (ECM)#26 INJ 2 (Gas) 15A Fuel Injectors-Even-Numbered, Ignition Coils-Even-Numbered#26 EDU 15A Fuel Injector Control Module (FCIM)#27 IGN E 10A A/C COMP Relay, Park/Neutral Position (PNP) Switch, Turn Signal/Multifunction Switch, Headlamp Leveling Components, Clutch Start Switch#28 RTD 30A Not Used#29 TRL B/U 10A Body Control Module (BCM), Trailer Wiring, Back-Up Alarm#30 PCM B (Gas) 20A Powertrain Control Module, F/PMP Relay#30 PCM B (Diesel) 20A Engine Control Module (ECM), EDU Relay#31 O2A (Gas) 15A Heated Oxygen Sensors-Upstream
Power Distribution Centers: Underhood BEC (Fuse Center)
B-5PAG
E
(continued on next page)
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Fuse # Name Rating Description#31 FUEL HT (Diesel) 15A Fuel Heater, Glow Plug Controller, Intake Air (IA) Heater Relay, EGR System Components#32 B/U LP 20A Park/Neutral Position (PNP) Switch#33 RR DEFOG 30A DEFOG Relay#34 O2B (Gas) 15A Heated Oxygen Sensors-Downstream#34 EMCI (Diesel) 15A IAT/MAF Sensor, Engine Control Module (ECM)#35 SIR 15A Inflatable Restraint Sensing and Diagnostic Module (SDM), Memory Seat Module-Passenger, Inside Rearview Mirror#36 FRT PARK 10A Park/Turn Signal Lamps-Front, Marker Lamps-Front#37 SEO IGN 10A DEFOG Relay, Instrument Panel Cluster (IPC)#38 TBC IGN 1 10A Body Control Module (BCM)#39 HI HDLP-LT 10A Headlamp-High Beam-Left#40 LH HID 20A Not Used#41 DRL 10A DRL Relay (Domestic), Daytime Running Lamps (Export)#42 — — Not Used#43 IPC/DIC 10A Instrument Panel Cluster (IPC)#44 HVAC/ECAS 10A HVAC Control Module#45 CIG LTR 15A Cigar Lighter, Data Link Connector (DLC)#46 HI HDLP-RT 10A Headlamp-High Beam-Right#47 A/C COMP 10A A/C COMP Relay#48 — — Not Used#49 RR WPR 25A Not Used#50 RADIO 15A Entertainment System Components#51 SEO B1 15A Instrument Panel Cluster (IPC), Rear Fog Lamp Relay, Overhead Console, Roof Beacon Switch#52 LO HDLP-LT 10A Headlamp-Low Beam-Left#53 BTSI 10A Stop Lamp Switch#54 CRANK 10A Powertrain Control Module (PCM)-Gas, Engine Control Module (ECM)-Diesel#55 LO HDLP-RT 10A Headlamp-Low Beam-Right#56 FOG LP 15A FOG LP Relay#57 W/S WASH 15A W/S WASH Relay#58 INFO 15A Vehicle Communication Interface Module (VCIM), Rear Seat Entertainment (RSE) Assembly, Remote Playback Device-CD Player#59 RADIO AMP 30A Audio Amplifier#60 RH HID 20A Not Used#61 HORN 15A Horn-Left, Horn-Right#62 EAP 15A Not Used#63 TREC 30A Transfer Case Encoder Motor, Transfer Case Shift Control Module#64 SBA 15A Supplemental Brake Assist
Power Distribution Centers: Underhood BEC (Fuse Center) (continued)
B-6PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers: Underhood – Fuse Block
B-7PAG
E
(1) Fuse Block-Underhood Bracket(2) I/P Harness(3) Radiator Support(4) Inline Connector C103 or C104-I/P Harness Side(5) Inline Connector C103 or C104-Forward Lamp Harness Side(6) LH Battery Tray(7) Fuse Block-Underhood Bracket(8) Fuse Block-Underhood Bracket
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers : MID BEC (Relay Center)
B-8PAG
E
SEO TRLR UPFITThe following connectors allow for easy access to vehicle functions. Theseare open connector positions on the Mid BEC.
SEO connector in Mid BEC – Connector C-8Connector 12193930 – BLK
Cavity Wire Color Circuit No. Function Fuse RatingA Orange 2340 Hot at all times 30 Amp - SEO2 FuseB ——— ——— Not Used —————————-C Pink 739 Hot Run/Start 10 Amp - SEO IGN FuseD Yellow 243 Hot Accy/Run 10 Amp - SEO ACCY FuseE Orange 4540 Hot at all times 15 Amp - SEO B1 FuseF Black 1050 Ground ——————————
Trailer Brake Control wiring harness connector in Mid BEC – Connector C-7Connector 12193924 – BRN
Cavity Wire Color Circuit No. FunctionA Brown 2409 Interior Park Lamp FeedB Red 242 Hot at all timesC Dark Blue 47 Trailer Brake Control FeedD Light Blue 1620 Trailer CHMSL FeedE ——— ——— Not UsedF Ground 1050 Ground
Upfitter Connector in Mid BEC – no # designationConnector 12914033 - CRM
Cavity Wire Color Circuit No. FunctionA Orange 4540 Hot at all timesB ——— ——— Not UsedC ——— ——— Not UsedD Dark Green 817 Primary Vehicle Speed Signal
All of the connectors and pin-outs are listed in the Connector and Pin-outsection for the Mid BEC.
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers : MID BEC (Relay Center) Location
B-9PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers : Left BEC (Fuse Center)
B-10PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Fuse # Name Rating Description#1 IGN 3 10A Rear Wheel Steering Control Module#2 ECC 10A Not Used#3 DDM 15A Driver Door Module (DDM)#4 VEH STOP 15A Tail/Stop and Turn Signal Lamps-Rear, Throttle Actuator Control (TAC)#5 IGN 0 10A Passlock Sensor, Automatic Transmission, Powertrain Control Module (PCM)-Gas, Engine Control Module (ECM)-Diesel#6 RR WPR6 15A Not Used#7 4WD 15A Front Axle Actuator, Transfer Case Shift Control Switch, Auxiliary Battery Relay#8 TBC IGN 0 10A Body Control Module (BCM)#9 CRUISE 10A Cruise Control Switch, Cruise Control Module, Steering Wheel Speed/Position Sensor, Power Takeoff (PTO) Switch#10 HVAC 1 10A HVAC Control Module, HVAC Actuators#11 HTR/AC 30A HVAC Control Module#12 SEO ACCY 10A Upfitter Provisions#13 VEH CHMSL 10A Center High Mounted Stop Lamp (CHMSL)#14 BRAKE 10A Stop Lamp Switch, Electronic Brake Control Module (EBCM), Clutch Start Switch#15 WS WPR 25A Windshield Wiper Motor Module#16 PDM 10A Front Passenger Door Module (FPDM)#17 TBC 2B 15A Body Control Module (BCM)#18 TBC 2C 15A Body Control Module (BCM)#19 AUX PWR 2 20A Not Used#20 TBC ACCY 10A Body Control Module (BCM)#21 RT TRLR ST/TRN 10A Trailer Wiring#22 LT TRLR ST/TRN 10A Trailer Wiring#23 TBC 2A 15A Body Control Module (BCM)#24 LOCKS 20A Door Lock/Unlock Relays#25 FLASH 25A Turn Signal/Hazard Flasher Module#26 RT TRN 10A Turn Signal Lamps-Right, Marker Lamps-Right, Front Passenger Door Module (FPDM), Instrument Panel Cluster (IPC)#27 LT TURN 10A Turn Signal Lamps-Left, Marker Lamps-Left, Driver Door Module (DDM), Instrument Panel Cluster (IPC)#28 LT DOORS (CB) 25A Driver Door Module (DDM), Window Switch-LR
Power Distribution Centers : Left BEC (Fuse Center)
B-11PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers : Left BEC (Fuse Center)
B-12PAG
E
(1) Fuse Block Connector(2) Body Control Module (BCM) Connector(3) Splice Pack 205 (SP205)(4) Fuse Block(5) Data Link Connector (DLC)(6) LH IP Courtesy Lamp(7) LH IP Courtesy Lamp Socket(8) LH IP Support to Dash(9) Left Windshield Pillar Trim Panel
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Power Distribution Centers : Right BEC (Fuse Center)
B-13PAG
E
(1) Fuse Block-Right I/P(2) Instrument Panel
FIGURE Fuse Block – Right I/P (c)
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Ground Zones – Chassis-Cab
B-14PAG
E
GND ZONE 8Circuit #550
GND ZONE 17Circuit #1750
GND ZONE 18Circuit #1851
Type = DIRTY DRIVER SEAT/DSMROOF MTD BEACONROOF MTD BEACON RLY
GROUND ZONE 11
PASSENGER SEATCHMSLRR DEFOG GRID
GROUND ZONE 12Type = DIRTY
TRLR WIRINGRH PARK LMPLH PARK LMPRH STOP LMPLH STOP LMPRH LICENSE LMPLH LICENSE LMPRH B/U LMPLH B/U LMPRH RR TURN LMPLH RR TURN LMPType = DIRTY
GROUND ZONE 17
Type = CLEANGROUND ZONE 23
SDM MDLAOS MDL
GND ZONE 23
Circuit #2150GND ZONE 21A
Circuit #2150GND ZONE 21B
GND ZONE 12Circuit #1250
GND ZONE 11Circuit #1150
ATCCASE
SDMCASE
GND ZONE 1Circuit #150
CASE COLUMN
CASEPARK BRAKE
CASERADIO
CASEHORN
Circuit #2351
GND ZONE 19
GND ZONE 9UNDER HOOD GND
UNDER HOOD GND
Circuit #1050GND ZONE 10
CASE GROUNDType = CASE
KNOCK SENSOR 1KNOCK SENSOR 2
GROUND ZONE 5
COIL ASM DRIVERODD IGN COILS/DRIVEREVEN IGN COILS/DRIVERType = DIRTY
(SB550)
GND ZONE 5
RIGHTREARENGINEBLOCK
GND ZONE 4
ENGINEBLOCK
RPO = LB7
And RPO Gate
ENGINE
GND ZONE 7RH
MAN XFER CASE SW
GND ZONE 3
BLOCKENGINEFRONT
Type = CASECASE GROUND
GROUND ZONE 4
O2 SENSOR #4O2 SENSOR #3O2 SENSOR #2O2 SENSOR #1LOW OIL SWITCHMAF SENSOR & IATNSBU SWITCHTCM GND #2TCM GND #1PCM/ECM GND #4PCM/ECM GND #3PCM/ECM GND #2PCM/ECM GND #1Type = CLEAN
CLUSTERDATA LINK CONN.U/H LMPHAZARD SWITCH
GROUND ZONE 10
WRECKER PKG RELAYEMERGENCY LT RELAYLIGHT BAR SWITCHEAP RELAYHEADLAMP SWBTSI SWITCH
Type = DIRTY DDMLF MINI-WEDGEDRIVER DR LOCK SWDOOR LOCK RELAYLH CTSY LMPFRONT WIPER SWFRT PCAT SENSOR/MTRTRANSFER CASE SWTREC MDL - GND #1TREC MDL GND #2FRONT WIPER MOTOR
SECONDARY FUEL PUMPPRIMARY FUEL PUMP
GROUND ZONE 21AType = DIRTY
FRT AXLE SWITCH ASMABS PUMP
TRANSFER CASE LEVER ASM
Type = DIRTYGROUND ZONE 21B
GN
D Z
ON
E 6
BL
OC
KE
NG
INE
Type = DIRTY PRIMARY FUEL RELAYBRAKE DIFFERENTIAL SWIGN1 RELAYLOW COOLANT SWEVEN IGN COILS/DRIVERODD IGN COILS/DRIVERCOIL ASM DRIVERA/C CLUTCH
GROUND ZONE 5
ETC MODULEPSI CYCLING SWPTO CONNECTORAUX BATT SOLENOID (TP2)FLEX FUEL SENSORHYDROBOOST FLUID LVL SWBRAKE FLUID LVL SW
And RPO Gate
RPO = LB7
(SA550)
EDU (LB7)Type = CASE
CASE GROUND
GROUND ZONE 6
BATTERY NEGType = DIRTY
FOG LMP SWBOSE AMPTBC GND #2TBC GND #1DATA LINK CONN. GND #2
CLEAN TOW/HAUL & KEY IN SWHI-RES POS SENSORRADIO GNDFLASHER ASMLF PWR DOOR LCK SWCDX MODULEADG CONN.ONSTAR MODULE GND #1ONSTAR MODULE GND #2IPC MODULE GND #2HEADLAMP SW GND #2PASS LOCK SWCRUISE MODULEDAB/SDARS MODULEHVAC MODULE
GROUND ZONE 18
PTO SWITCHRH CTSY LMPCIGAR LIGHTER
GROUND ZONE 10
HVAC MDL BACKLIGHTRF MINI-WEDGEAUX PWR OUTLETPSIR DEFEAT SWGLOVE BOX LMPROOF MARKER LMPSASHTRAY LAMP
PDMISRV MIRROR/COMPASSO/H READING LMPSPASS LOCK SWFRT AUX HVAC MDLPOWER POINTAUX PWR OUTLET
Type = DIRTY AIR INLET MTR ASMBLOWER MTR RES ASMFRONT BLOWER MTRAUX PWR OUTLETAUX PWR OUTLET
Type = CASECASE GROUND
GENERATORS
CASE GROUNDType = CASE
STARTER MTR
SPK/GLW PLUGS Type = CASE
CASE GROUND
GLW PLUG CONTROLLERGP LT BNK CNTL RLY COILGP RT BNK CNTL RLY COIL
RR WASHER PMP MTRLOW WASHER SWITCH
GROUND ZONE 1Type = DIRTY
PRIMARY BATT NEG
(AUX AND SEC)BATT NEGType = DIRTY
GROUND ZONE 7
RH HORNLH HORNRH DRLLH DRLRH TURN/PARK LMPLH TURN/PARK LMPRH LOW BEAM LMPLH LOW BEAM LMPRH HIGH BEAM LMPLH HIGH BEAM LMPRH FOG LMPLH FOG LMPFRT WASHER PMP MTR
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
X CKMC030Ground DistributionPROJECT C/K EAU03
Thursday, May 2, 2002
2:59:43 pm
$IVEDWORK/k33m_gnd__007schematic sheet1
k33m_gnd212
0071
K33m_gnd_01
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Ground Zones – Pickup
B-15PAG
E
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
X CKMC030Ground DistributionPROJECT C/K EAU03
Thursday, May 2, 2002
2:59:43 pm
$IVEDWORK/k33m_gnd__007schematic sheet1
k33m_gnd212
0071
GND ZONE 15Circuit #1550
GND ZONE 16Circuit #1650
GND ZONE 22Circuit #2250
GND ZONE 17Circuit #1750
GND ZONE 26Circuit #2650
GROUND ZONE 26Type = DIRTY RR DEFOG GRID (43)
CASESDM
Circuit #2851GND ZONE 28
HD TRLR WIRINGRTD COMPRESSOR (36)LH RR TURN LMPRH RR TURN LMNPLH B/U LMPRH B/U LMPLH LICENSE LMPRH LICENSE LMPLH STOP LMPRH STOP LMPLH PARK LMPRH PARK LMPMSR RR SHOCKMSR LR SHOCK
GROUND ZONE 17Type = DIRTY
RTD MDL (36)RPA DIAG. CONN. (36)RR HTD SEAT (43)RR DOOR CTSY LMP (43)RR PWR WDO SW (43)RR MINI-WEDGE (43)PASSENGER SEAT
RPA MDL (36)RR DEFOG GRID
CHMSL (36)
GROUND ZONE 16Type = DIRTY
MSR LF SHOCKMSR RF SHOCK
BACKUP ALARMEMERGENCY LT
GND ZONE 21Circuit #2150
GND ZONE 8Circuit #550
GND ZONE 10Circuit #1050
GND ZONE 18Circuit #1851
BOSE AMPDATA LINK CONN. GND #2
CLEAN TOW/HAUL & KEY IN SWHI-RES POS SENSORRADIO GNDFLASHER ASMLF PWR DOOR LCK SWCDX MODULEVSES MODULEONSTAR MODULE GND #1ONSTAR MODULE GND #2
HEADLAMP SW GND #2PASS LOCK SWCRUISE MODULEDAB/SDARS MODULEHVAC MODULE
TCS/VSES SWITCHRPA DISABLE SW (36)
IPC MODULE GND #2
GROUND ZONE 18
TRLR WIRING
FRT FOG SW
ADG CONN.TBC GND #2TBC GND #1
GND ZONE 11Circuit #1150
HORNCASE
RADIOCASE
PARK BRAKECASE
COLUMNCASE
Circuit #150GND ZONE 1
CASEATC
GND ZONE 12Circuit #1250
GND ZONE 23Circuit #2351
GROUND ZONE 21Type = DIRTY ABS PUMP
FRT AXLE SWITCH ASMTRANSFER CASE LEVER ASMPRIMARY FUEL PUMPSECONDARY FUEL PUMP
RH HIGH BEAM LMPLH LOW BEAM LMPRH LOW BEAM LMPLH TURN/PARK LMPRH TURN/PARK LMPLH DRLRH DRLLH HORNRH HORN
LH POSITION LMP (EXP)RH POSITION LMP (EXP)
PRIMARY BATT NEGLOW WASHER SWITCHRR WASHER PMP MTRFRT WASHER PMP MTRLH FOG LMPRH FOG LMPLH HIGH BEAM LMP
Type = DIRTYGROUND ZONE 12
MSR SWITCHFRT PCAT SENSOR/MTRRF MINI-WEDGESUNROOF RELAYPOWER SUNROOFROOF MARKER LMPSFRT AUX HVAC MDLPASS LOCK SWC-PILLAR DOME/RDG LMP (43)O/H READING LMPSB-PILLAR DOME/RDG LMP (43)ISRV MIRROR/COMPASSPDM
Type = DIRTYGROUND ZONE 15
LR DR CTSY LMP (43)LR PWR WDO SW (43)LR MINI-WEDGE (43)Type = DIRTY
GROUND ZONE 11
ROOF MTD BEACON RLYROOF MTD BEACON DRIVER SEAT/DSMLR HTD SEAT (43)
CIGAR LIGHTERRH CTSY LMPPTO SWITCHAUX PWR OUTLETAUX PWR OUTLETFRONT BLOWER MTRBLOWER MTR RES ASMAIR INLET MTR ASMType = DIRTY
AUX PWR OUTLETPOWER POINTLR HTD SEAT SW (43)RR HTD SEAT SW (43)
ASHTRAY LMPQS4 SWITCHGLOVE BOX LMPPSIR DEFEAT SWAUX PWR OUTLETCIGAR LIGHTER ILLUMHVAC MDL BACKLIGHT
GROUND ZONE 10
RTD MDL (36)AOS MDL (36)SDM MDLRF MTD BEACON (43)RF MTD BEACON RLY (43)
GROUND ZONE 23Type = CLEAN
UNDER HOOD GNDGND ZONE 9
GND ZONE 19UNDER HOOD GND
GND ZONE 4
BLOCKENGINEREARRIGHT
RPO = LB7
And RPO Gate
GND ZONE 5
BLOCKENGINE
Type = DIRTYGROUND ZONE 1
Type = DIRTYGROUND ZONE 10
FRONTENGINEBLOCK
GND ZONE 3
(SB550)Type = DIRTY EVEN IGN COILS/DRIVER
ODD IGN COILS/DRIVERCOIL ASM DRIVER
GROUND ZONE 5
And RPO Gate
RPO = LB7
KNOCK SENSOR 2KNOCK SENSOR 1
Type = CASECASE GROUND
CASE GROUNDType = CASE
STARTER MTRType = CASE
CASE GROUND
GENERATORS
CASE GROUNDType = CASE
MAN XFER CASE SW
Type = DIRTY BATTERY NEGQS4 MOTORQS4 MODULE
GROUND ZONE 6
EN
GIN
EB
LO
CK
GN
D Z
ON
E 6
LIGHT BAR SWITCHEMERGENCY LT RELAY
GROUND ZONE 10
HAZARD SWITCHU/H LMPDATA LINK CONN.CLUSTERFRONT WIPER MOTORTREC MDL GND #2TREC MDL - GND #1TRANSFER CASE SWEMERGENCY LT RELAYFRONT WIPER SWLH CTSY LMPDOOR LOCK RELAYDRIVER DR LOCK SWLF MINI-WEDGEDDMType = DIRTY
BTSI SWITCHHEADLAMP SWEAP RELAY
(SA550)
BRAKE FLUID LVL SWHYDROBOOST FLUID LVL SWFLEX FUEL SENSORAUX BATT SOLENOID (TP2)PTO CONNECTORPSI CYCLING SWETC MODULE
GROUND ZONE 5
A/C CLUTCHCOIL ASM DRIVERODD IGN COILS/DRIVEREVEN IGN COILS/DRIVERLOW COOLANT SWIGN1 RELAYBRAKE DIFFERENTIAL SWPRIMARY FUEL RELAYType = DIRTY
CASE GROUNDType = CASE
EDU (LB7)
GND ZONE 7
ENGINERH
BATT NEG(AUX AND SEC)
GP RT BNK CNTL RLY COILGP LT BNK CNTL RLY COIL
GLW PLUG CONTROLLER
CASE GROUNDType = CASE
SPK/GLW PLUGS
GROUND ZONE 7Type = DIRTY
Type = CLEAN PCM/ECM GND #1PCM/ECM GND #2PCM/ECM GND #3PCM/ECM GND #4TCM GND #1TCM GND #2NSBU SWITCHMAF SENSOR & IATLOW OIL SWITCHO2 SENSOR #1O2 SENSOR #2O2 SENSOR #3O2 SENSOR #4
GROUND ZONE 4
K33m_gnd_02
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical
Ground Zones – Utility
B-16PAG
E
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
X CKMC030Ground DistributionPROJECT C/K EAU03
Thursday, May 2, 2002
2:59:43 pm
$IVEDWORK/k33m_gnd__007schematic sheet1
k33m_gnd212
0071
GROUND ZONE 11
ROOF MTD BEACON RLYROOF MTD BEACON DRIVER SEAT/DSMLR HTD SEATLR DR CTSY LMPLR PWR WDO SWLR MINI-WEDGEType = DIRTY
GROUND ZONE 16Type = DIRTY BACKUP ALARM
EMERGENCY LT
MSR LF SHOCKMSR RF SHOCKType = DIRTY
GROUND ZONE 15
GROUND ZONE 17Type = DIRTY HD TRLR WIRING
RTD COMPRESSORLH RR TURN LMPRH RR TURN LMNPLH B/U LMPRH B/U LMPLH LICENSE LMPRH LICENSE LMPLH STOP LMPRH STOP LMPLH PARK LMPRH PARK LMPMSR LR SHOCKMSR RR SHOCK
Circuit #2851GND ZONE 28
GND ZONE 17Circuit #1750
GND ZONE 16Circuit #1650
GND ZONE 14Circuit #1450
GND ZONE 11Circuit #1150
GND ZONE 22Circuit #2250
GND ZONE 15Circuit #1550
CHMSL
RH DOOR AJAR (ZW9)RTD MODULERPA DIAGNOSTIC CONN.RPA MODULELH DOOR AJAR (ZW9)D-PILLAR POWER POINT
Type = DIRTY RR AUX MODE ACTRR AUX TEMP ACTRR HVAC MODULE GND #1RR HVAC MODULE GND #2RR ECC MODULE ASMRR HTR A/C MDL ASMRR AUX HVAC ASMRR HVAC MDL ASM
GROUND ZONE 14
LIFT GLASS SWKEY CYL SWRR WIPER MMTRLH LIFT GATE AJAR SWRH LIFT GATE AJAR SWLIFT GATE WDO GRID (E52)
Type = DIRTY(SB550)
And RPO Gate
RPO = LB7
GROUND ZONE 5
COIL ASM DRIVERODD IGN COILS/DRIVEREVEN IGN COILS/DRIVER
(SA550)Type = DIRTY PRIMARY FUEL RELAY
BRAKE DIFFERENTIAL SWIGN1 RELAYLOW COOLANT SWEVEN IGN COILS/DRIVERODD IGN COILS/DRIVERCOIL ASM DRIVERA/C CLUTCH
GROUND ZONE 5
ETC MODULEPSI CYCLING SWPTO CONNECTORAUX BATT SOLENOID (TP2)FLEX FUEL SENSORHYDROBOOST FLUID LVL SWBRAKE FLUID LVL SW
GROUND ZONE 21AType = DIRTY ABS PUMP
FRT AXLE SWITCH ASMTRANSFER CASE LEVER ASM
KNOCK SENSOR 2KNOCK SENSOR 1
Type = CASE
Type = DIRTYGROUND ZONE 12
RR HTD SEATRR DOOR CTSY LMPRR PWR WDO SWRR MINI-WEDGEPASSENGER SEAT
DATA LINK CONN. GND #2
CLEAN TOW/HAUL & KEY IN SWHI-RES POS SENSORRADIO GNDFLASHER ASMLF PWR DOOR LCK SWCDX MODULEVSES MODULEONSTAR MODULE GND #1ONSTAR MODULE GND #2IPC MODULE GND #2RSA MODULE GNDPASS LOCK SWCRUISE MODULEDAB/SDARS MODULEHVAC MODULE
RSE MODULEHEADLAMP SW GND #2TCS/VSES SW
FRT FOG/RR WIPER SWFOG/CARGO LAMP SWRPA DISABLE SW
GROUND ZONE 18
TRLR WIRINGADG CONN.TBC GND #2TBC GND #1BOSE AMP
QS4 MODULEQS4 MOTORBATTERY NEGType = DIRTY
GROUND ZONE 6
Type = CLEAN CARGO LOCK SWRTD MODULEAOS MODULESDM MODULE
GROUND ZONE 23
GND ZONE 9UNDER HOOD GND
LR HTD SEAT SWRR HTD SEAT SWUM8 RADIO
ANALOG CLOCKQS4 SWITCHGLOVE BOX LMPPSIR DEFEAT SWAUX PWR OUTLETCIGAR LIGHTER ILLUMHVAC MDL BACKLIGHT
GROUND ZONE 10
CIGAR LIGHTERRH CTSY LMPPTO SWITCHAUX PWR OUTLETAUX PWR OUTLETFRONT BLOWER MTRBLOWER MTR RES ASMAIR INLET MTR ASMType = DIRTY
ASHTRAY LMPAUX PWR OUTLETPOWER POINT
PRIMARY FUEL PUMPSECONDARY FUEL PUMP
GROUND ZONE 21BType = DIRTY
RH HIGH BEAM LMPLH LOW BEAM LMPRH LOW BEAM LMPLH TURN/PARK LMPRH TURN/PARK LMPLH DRLRH DRLLH HORNRH HORN
PRIMARY BATT NEG
Type = DIRTYGROUND ZONE 1
LOW WASHER SWITCHRR WASHER PMP MTRFRT WASHER PMP MTRLH FOG LMPRH FOG LMPLH HIGH BEAM LMP
Circuit #150
CASE COLUMN
CASEPARK BRAKE
CASERADIO
CASEHORN
GND ZONE 12Circuit #1250
GND ZONE 21BCircuit #2150
GND ZONE 21ACircuit #2150
GND ZONE 8Circuit #550
GND ZONE 10Circuit #1050
GND ZONE 18Circuit #1851
GND ZONE 23Circuit #2351
ATCCASE
SDMCASE
GND ZONE 1
UNDER HOOD GNDGND ZONE 19
CASE GROUNDType = CASE
EDU (LB7)
RF MINI-WEDGE
Type = DIRTY MSR SWITCHFRT PCAT SENSOR/MTRB-PILLAR DOME LMP (-YE9)C-PILLAR DOME LMP (-YE9)D-PILLAR DOME LMP (-YE9)LH SUNSHADE ILLUMFRT AUX HVAC MDLRR PCAT SENSOR/MTR
GROUND ZONE 10
RH SUNSHADE ILLUMC-PILLAR DOME/RDG LMP (+YE9)O/H READING LMPSB-PILLAR DOME/RDG LMP (+YE9)ISRV MIRROR/COMPASSPDMPASS LOCK SW
ROOF MARKER LMPSPOWER SUNROOFSUNROOF RELAY
And RPO Gate
RPO = LB7
GENERATORS
CASE GROUNDType = CASE
GND ZONE 7
ENGINERH
STARTER MTRType = CASE
CASE GROUND
EN
GIN
EB
LO
CK
GN
D Z
ON
E 6
FRONTENGINEBLOCK
GND ZONE 3
CASE GROUND
DDMLF MINI-WEDGEDRIVER DR LOCK SWDOOR LOCK RELAYLH CTSY LMPFRONT WIPER SWEMERGENCY LT RELAYTRANSFER CASE SWTREC MDL - GND #1TREC MDL GND #2FRONT WIPER MOTORCLUSTERDATA LINK CONN.U/H LMPHAZARD SWITCH
GROUND ZONE 10
EMERGENCY LT RELAYLIGHT BAR SWITCHEAP RELAYHEADLAMP SWBTSI SWITCH
Type = DIRTY
MAN XFER CASE SW
CASE GROUNDType = CASEGP RT BNK CNTL RLY COIL
GP LT BNK CNTL RLY COILGLW PLUG CONTROLLER
CASE GROUNDType = CASE
SPK/GLW PLUGS
GND ZONE 5
BLOCKENGINE
(AUX AND SEC)
GROUND ZONE 7Type = DIRTY BATT NEG
GND ZONE 4
BLOCKENGINEREARRIGHT
GROUND ZONE 4
O2 SENSOR #4O2 SENSOR #3O2 SENSOR #2O2 SENSOR #1LOW OIL SWITCHMAF SENSOR & IATNSBU SWITCHTCM GND #2TCM GND #1PCM/ECM GND #4PCM/ECM GND #3PCM/ECM GND #2PCM/ECM GND #1Type = CLEAN
K33m_gnd_03
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
SEO Connector in Mid BEC – Connector C-8
C-1PAG
E
Connector Packard 280 SeriesTypical Connector 12193930 (F) Color BLKTypical Terminal 12191479Typical Cable Seal n/a
Cavity Wire Color Circuit No. Function Fuse Rating
A ORN 2340 Hot at all times 30 Amp – SEO2 Fuse
B —— —— Not Used ——
C PNK 739 Hot Run/Start 10 Amp – SEO IGN Fuse
D YEL 243 Hot Accy/Run 10 Amp – SEO ACCY Fuse
E ORN 4540 Hot at all times 15 Amp – SEO B1 Fuse
F BLK 1050 Ground ——
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Trailer Brake Control Wiring Harness Connector in Mid BEC – Connector C-7
C-2PAG
E
Connector Packard 280 SeriesTypical Connector 12193924 (F) Color BRNTypical Terminal 12191479Typical Cable Seal n/a
Cavity Wire Color Circuit No. Function
A BRN 2409 Interior Park Lamp Feed
B RED 242 Hot at all times
C BLU DK 47 Trailer Brake Control Feed
D BLU LT 1620 Trailer CHMSL Feed
E —— —— Not Used
F BLK 1050 Ground
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Upfitter Connector in Mid BEC – no # designation
C-3PAG
E
Connector Packard 280 SeriesTypical Connector 12914033 (F) Color CRMTypical Terminal 12191479Typical Cable Seal n/a
Cavity Wire Color Circuit No. Function
A ORN 4540 Hot at all times
B —— —— Not Used
C —— —— Not Used
D GRN DK 817 Primary Vehicle Speed Signal
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
Mid BEC Connectors Location
C-4PAG
E
SEO TRLR UPFIT
MBEC is located underneath the instrument panel to the left of the steering column.
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-1
C-5PAG
E
Connector 56-Way F Micro 64 Sealed (BLU)Typical Connector 15357147 (F)Color BLUTypical Terminal 15356828Typical Cable Seal 15357153 (orange)
Pin Wire Color Circuit No. Function1 YEL 2361 SAE J1939 Serial Data Bus +2 DK GRN 2362 SAE J1939 Serial Data Bus –
3-4 —— —— Not Used5 ORN 440 Battery Positive Voltage6 —— —— Not Used7 ORN/BLK 1057 Low Reference8 PNK/BLK 632 Low Reference9 BLK/WHT 451 Ground10 PNK 439 Ignition 1 Voltage
11-12 —— —— Not Used13 YEL 492 MAF Sensor Signal14 BRN/WHT 5763 EGR Valve Position Signal15 DK GRN 1049 Class 2 Serial Data16 YEL 710 Class 2 Serial Data17 TAN 1274 5-Volt Reference18 PNK 1020 Ignition 0 Voltage (M74)19 PNK 439 Ignition 1 Voltage20 ORN 440 Battery Positive Voltage21 GRY 2700 5-Volt Reference22 —— —— Not Used23 ORN/BLK 5929 5-Volt Reference
24-25 —— —— Not Used26 DK BLU 507 Wait to Start Indicator Control27 —— —— Not Used28 LT BLU 1162 APP Sensor 2 Signal
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-1 (continued)
C-6PAG
E
Pin Wire Color Circuit No. Function29 —— —— Not Used30 PPL 1589 Fuel Level Sensor Signal – Primary31 WHT/BLK 2932 5-Volt Reference32 WHT/BLK 1164 5-Volt Reference33 TAN 2917 5-Volt Reference34 GRY 2705 5-Volt Reference35 —— —— Not Used36 YEL/BLK 1275 5-Volt Reference
37 YEL 2834Fuel Pressure Regulator
Solenoid Control39 GRY 597 5-Volt Reference
40 PPL/WHT 2530Fuel Pressure Regulator Solenoid
Supply Voltage41 GRY 23 Generator Field Duty Cycle Signal42 PNK 1039 Ignition 1 Voltage
Pin Wire Color Circuit No. Function43 DK BLU 1936 Fuel Level Sensor Signal – Secondary44 DK GRN/WHT 465 Fuel Pump Relay Control45 —— —— Not Used46 YEL/BLK 1827 Vehicle Speed Sensors47 GRY 2703 5-Volt Reference
48-49 —— —— Not Used50 RED 631 12-Volt Reference
51 YEL 2834Fuel Pressure Regulator
Solenoid Control52 GRY/BLK 2219 FICM Relay Control53 DK GRN/WHT 817 Vehicle Speed Signal
54 PPL/WHT 2530Fuel Pressure Regulator Solenoid
Supply Voltage55 —— —— Not Used56 PNK 1039 Ignition 1 Voltage
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-2
C-7PAG
E
Connector 73-Way F Micro 64 Sealed (BLK)Typical Connector 15357131 (F)Color BLKTypical Terminal 15356826Typical Cable Seal 15357153 (orange)Individual Cable Seal 15366065 (orange)
Pin Wire Color Circuit No. Function1 —— —— Not Used2 ORN/BLK 2919 Low Reference3 —— —— Not Used4 BRN 25 Charge Indicator Control
5-6 —— —— Not Used7 GRY/BLK 1694 4WD Low Signal8 BLK 2754 Low Reference
9-12 —— —— Not Used13 BLK 2751 Low Reference14 GRY 720 Low Reference
15-16 —— —— Not Used17 YEL/BLK 508 Water in Fuel Indicator Control18 —— —— Not Used19 DK BLU 1161 APP Sensor 1 Signal20 —— —— Not Used21 DK BLU 2466 Trans MIL Request22 —— —— Not Used23 LT GRN 432 Turbocharger Boost Sensor Signal24 DK GRN 1163 APP Sensor 3 Signal25 TAN/WHT 332 Oil Pressure Sensor Signal26 BRN 1174 Oil Level Switch Signal27 YEL 1578 Fuel Temperature Signal28 LT GRN 1867 12-Volt Reference29 GRY/BLK 2931 Low Reference
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-2 (continued)
C-8PAG
E
Pin Wire Color Circuit No. Function30 ORN/BLK 469 Low Reference
31 YEL 5775Turbocharger Vane Position
Sensor Signal32 —— —— Not Used33 ORN/BLK 5764 EGR Motor High Control34 —— —— Not Used35 LT GRN/ BLK 5746 EGR Motor Low Control36 BLK/WHT 451 Ground37 —— —— Not Used38 LT GRN 1478 Coolant Level Switch Signal39 BLK 2755 Low Reference40 BRN 1271 Low Reference41 —— —— Not Used42 YEL 2918 FRP Sensor Signal44 TAN 5928 Low Reference45 —— —— Not Used46 GRY/BLK 433 Baro Sensor Signal
47-48 —— —— Not Used
49 DK BLU 5930Turbocharger Vane Position Control
Solenoid Valve High Control50 WHT 5931 Low Reference51 —— —— Not Used52 PNK/BLK 1746 Fuel Injector 3 Control
Pin Wire Color Circuit No. Function53 ORN/BLK 5764 EGR Motor High Control54 PPL 1272 Low Reference55 LT GRN/ BLK 5746 EGR Motor Low Control56 GRY 1273 Low Reference57 BRN 2524 Generator 2 Turn on Signal58 BLK 552 Low Reference59 —— —— Not Used60 LT BLU 1320 CHMSL Supply Voltage
61 PPL 420TCC Brake Switch/Cruise Control
Release Signal62 —— —— Not Used63 LT BLU 2832 Engine Speed Signal64 BLK 470 Low Reference65 LT GRN/BLK 1745 Fuel Injector 2 Control66 RED/BLK 877 Fuel Injector 7 Control67 YEL 410 ECT Sensor Signal68 DK BLU/WHT 878 Fuel Injector 8 Control69 LT BLU/BLK 844 Fuel Injector 4 Control70 BLK/WHT 845 Fuel Injector 5 Control71 YEL/BLK 846 Fuel Injector 6 Control72 BLK 1744 Fuel Injector 1 Control73 BLK/WHT 451 Ground
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-3
C-9PAG
E
Connector 56-Way F Micro 64 Sealed (GRY)Typical Connector 15357148 (F)Color GRYTypical Terminal 15356826Typical Cable Seal 15357153 (orange)
Pin Wire Color Circuit No. Function1 LT BLU 494 PTO Engine Kill Signal (PTO)
2-5 —— —— Not Used6 LT GRN 488 PTO on Switch Signal (PTO)7 —— —— Not Used8 BLK/WHT 1695 Front Axle Switch Signal9 —— —— Not Used10 PNK 1039 Ignition 1 Voltage11 —— —— Not Used
12PPL/WHT 821 VSS High Signal (ML6)
YEL 400 VSS High Signal (M74)13 —— —— Not Used14 PNK 1039 Ignition 1 Voltage
15-16 —— —— Not Used17 YEL 2522 PTO Engage Signal (PTO)18 PPL 806 Crank Voltage19 DK BLU 84 Cruise Control Set/Coast Switch Signal
20-21 —— —— Not Used
22 GRY/BLK 87Cruise Control Resume/Accel
Switch Signal23 LT GRN/BLK 822 VSS Low Signal (ML6)24 TAN 472 IAT Sensor Signal
25-29 —— —— Not Used30 GRY 397 Cruise Control on Switch Signal31 ORN/BLK 1786 Park/Neutral Signal32 —— —— Not Used33 RED/BLK 380 A/C Refrigerant Pressure Sensor Signal
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Connector C-3 (continued)
C-10PAG
E
Pin Wire Color Circuit No. Function34 —— —— Not Used35 YEL/BLK 625 Starter Enable Relay Control36 —— —— Not Used37 WHT 121 Engine Speed Signal39 PPL 2562 PTO Control (PTO)40 BRN/WHT 419 MIL Control41 DK GRN/WHT 459 A/C Compressor Clutch Relay Control42 —— —— Not Used43 YEL/BLK 1868 Low Reference
Pin Wire Color Circuit No. Function44 BLK/WHT 451 Ground45 GRY 1524 Backup Lamp Supply Voltage46 —— —— Not Used47 GRY 48 CPP Switch Signal48 BRN 718 Low Reference
49-50 —— —— Not Used51 BRN/WHT 633 CMP Sensor Signal52 DK BLU/WHT 1869 CKP Sensor Signal
53-56 —— —— Not Used
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’04 - ’05) Engine Control Module (ECM) Location
C-11PAG
E
(1) Battery Tray – Left(2) Engine Control Module (ECM)(3) Transmission Control Module (TCM)(4) Fan Shroud
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Connector C-1
C-12PAG
E
Connector 96-Way F Sealed (BK)Typical Connector 15438366 (F)Color BKTypical Terminal – – –Typical Cable Seal – – –
Pin Wire Color Circuit No. Function
GY 5421Injector Positive Voltage Control
Group 1 (Early Production)1
OG 5421Injector Positive Voltage Control
Group 1 (Late Production)2 D-BU/WH 878 Fuel Injector 8 Control3 RD/BK 877 Fuel Injector 7 Control
4 - 5 —— —— Not Used6 OG/BK 469 Low Reference7 PU 806 Crank Voltage8 YE 2522 PTO Engage Signal9 BN 1174 Oil Level Switch Signal
10 GY/BK 87Cruise Control Resume/Accel
Switch Signal
11YE/BK 6272 Low Reference (Early Production)
GY 6272 Low Reference (Late Production)12 GY 2704 5 Volt Reference13 TN 5928 5 Volt Reference14 —— —— Not Used15 GY 2705 5 Volt Reference
16 - 17 —— —— Not Used18 YE 492 MAF Sensor Signal19 L-GN 432 MAP Sensor Signal
20 YE 5947Turbocharger Vane Position Sensor
Signal21 L-BU 1162 APP Sensor 2 Signal22 —— —— Not Used
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Connector C-1 (continued)
C-13PAG
E
Pin Wire Color Circuit No. Function23 BK 2755 Low Reference
24 PU/WH 2530Fuel Pressure Regulator Solenoid
Supply Voltage
25 PK 5425Injector Positive Voltage Control
Group 426 YE/BK 846 Fuel Injector 6 Control27 PK/BK 1746 Fuel Injector 3 Control28 —— —— Not Used29 BN 25 Charge Indicator Control (8X5)30 OG/BK 2919 Low Reference31 BN 1271 Low Reference32 GY 48 CPP Switch Signal33 —— —— Not Used34 D-BU 84 Cruise Control Set/Coast Switch Signal
35 - 36 —— —— Not Used37 GY 2703 5 Volt Reference38 TN 1274 5 Volt Reference39 TN 2917 5 Volt Reference
40L-GN 6270 5 Volt Reference (Early Production)
PU/WH 6270 5 Volt Reference (Late Production)41 D-BU 6259 5 Volt Reference42 TN 472 IAT Sensor Signal43 —— —— Not Used44 TN/WH 332 Oil Pressure Sensor Signal
45 - 46 —— —— Not Used47 GY 720 Low Reference
48 D-BU 5930Turbocharger Vane Position Control
Solenoid Valve High Control
49 PU 5423Injector Positive Voltage Control
Group 3
Pin Wire Color Circuit No. Function50 BK/WH 845 Fuel Injector 5 Control51 L-BU/BK 844 Fuel Injector 4 Control52 —— —— Not Used53 YE/BK 6120 Low Reference54 —— —— Not Used55 GY/BK 2931 Low Reference56 D-BU/WH 6265 CMP Sensor Signal57 GY/BK 1694 4WD Low Signal58 L-GN 1478 Coolant Level Switch Signal59 —— —— Not Used60 L-GN 488 PTO On Switch Signal61 GY 397 Cruise Control ON Switch Signal62 BK 552 Low Reference63 OG/BK 5929 Low Reference64 —— —— Not Used65 L-BU 6118 IAT Sensor 2 Signal66 —— —— Not Used67 BN/WH 5763 EGR Valve Position Signal68 YE 410 ECT Sensor Signal
69 - 70 —— —— Not Used71 YE/BK 625 Starter Enable Relay Control
72 YE 2834Fuel Pressure Regulator Solenoid
Control
73 YE 5422Injector Positive Voltage Control
Group 274 BK 1744 Fuel Injector 1 Control75 L-GN/BK 1745 Fuel Injector 2 Control76 PK 1039 Ignition 1 Voltage77 OG 440 Battery Positive Voltage
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Connector C-1 (continued)
C-14PAG
E
Pin Wire Color Circuit No. Function78 PU 1272 Low Reference
79D-BU/WH 6271 CKP Sensor Signal (Early Production)
WH/BK 6271 CKP Sensor Signal (Late Production)80 - 81 —— —— Not Used
82 BK/WH 1695 Axle Switch Signal83 —— —— Not Used84 GY 1524 Backup Lamp Supply Voltage85 YE/BK 508 Water In Fuel Indicator Control86 BK 2754 Low Reference
Pin Wire Color Circuit No. Function87 —— —— Not Used
88PK/BK 6266 Low Reference (Early Production)
BN 6266 Low Reference (Late Production)89 - 91 —— —— Not Used
92 YE 2918 FRP Sensor Signal93 - 95 —— —— Not Used
96 WH 5931Turbocharger Vane Position Control
Solenoid Valve Low Control
chart continued from previous page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Connector C-2
C-15PAG
E
Connector 58-Way F Sealed (BK)Typical Connector 15462694 (F)Color BKTypical Terminal – – –Typical Cable Seal – – –
Pin Wire Color Circuit No. Function1 PK 339 Ignition 1 Voltage2 BK/WH 451 Ground3 PK 339 Ignition 1 Voltage4 BK/WH 451 Ground5 PK 339 Ignition 1 Voltage6 BK/WH 451 Ground
7 - 8 —— —— Not Used9 D-GN 1049 Class 2 Serial Data
10 - 11 —— —— Not Used12 D-GN/WH 465 Fuel Pump Relay Control13 BK 2751 Low Reference14 —— —— Not Used15 WH/BK 1164 5 Volt Reference16 D-BU 507 Wait To Start Indicator Control17 —— —— Not Used18 PU 2562 PTO Control (PTO)19 GY/BK 2219 ECM Relay Control20 —— —— Not Used21 PK 439 Ignition 1 Voltage22 L-BU 1320 CHMSL Supply Voltage23 BN 25 Charge Indicator Control24 BN 2524 Generator 2 Turn On Signal (8X5/YF2)
25 - 26 —— —— Not Used27 GY 2700 5 Volt Reference28 —— —— Not Used
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Connector C-2 (continued)
C-16PAG
E
Pin Wire Color Circuit No. Function29 BN 1271 Low Reference30 BN/WH 419 MIL Control31 D-GN/WH 459 A/C Compressor Clutch Relay Control32 —— —— Not Used33 OG/BK 5764 EGR Motor High Control34 BK 470 Low Reference35 RD/BK 380 A/C Refrigerant Pressure Sensor Signal
PU/WH 1589Fuel Level Sensor Signal – Primary
(Early Production)36
PU 1589Fuel Level Sensor Signal – Primary
(Late Production)37 —— —— Not Used38 GY 23 Generator Field Duty Cycle Signal39 OG/BK 1786 Park/Neutral Signal (MW7)
40 PU 420TCC Brake Switch/Cruise Control
Release Switch Signal41 —— —— Not Used42 D-GN/WH 817 Vehicle Speed Signal43 —— —— Not Used
Pin Wire Color Circuit No. Function44 TN 2501 High Speed GMLAN Serial Data Bus –
45PU/WH 821 VSS High Signal (ML6)
YE 400 VSS High Signal (MW7)46 L-GN/BK 5746 EGR Motor Low Control47 BN 6062 Low Reference48 YE 1578 Fuel Temperature Signal49 D-BU 1161 APP Sensor 1 Signal
50 D-BU 1936Fuel Level Sensor Signal - Secondary
(Except NQZ)51 - 53 —— —— Not Used
54 YE/BK 1827 Vehicle Speed Signal55 WH 121 Engine Speed Signal56 PK 1020 Ignition 0 Voltage
BN/WH 2500High Speed GMLAN Serial Data Bus +
(Early Production)57
BN/WH 2500High Speed GMLAN Serial Data Bus +
(Late Production)58 L-GN/BK 822 VSS Low Signal (ML6)
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LLY (’06) Engine Control Module (ECM) Location
C-17PAG
E
(1) (‘06) Engine Control Module (ECM)(2) Transmission Control Module (TCM)
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LB7 Engine Control Module (ECM) Connector C-1
C-18PAG
E
Connector 80-Way F Micro-Pack 100W Sealed (BU)Typical Connector 12191489 (F)Color BLUTypical Terminal 12084912Typical Cable Seal 12160845
Pin Wire Color Circuit No. Function1 BK/WH 351 Ground2 L-GN 1867 12 Volt Reference3 BK 1744 Fuel Injector 1 Control4 L-BU/BK 844 Fuel Injector 4 Control5 TN/WH 332 Oil Pressure Sensor Signal6 —— —— Not Used7 YE/BK 1275 5 Volt Reference8 GY 705 5 Volt Reference9 D-GN 2362 CAN Serial Data Low10 YE 2361 CAN Serial Data High11 —— —— Not Used12 D-BU/WH 1869 CKP Sensor Signal
13 - 17 —— —— Not Used18 D-BU 84 Cruise Control Set/Coast Switch Signal19 PK 439 Ignition 1 Voltage20 OG 440 Battery Positive Voltage21 YE/BK 1868 Low Reference
22 GY/BK 87Cruise Control Resume/Accel
Switch Signal23 —— —— Not Used24 BK 407 Low Reference25 OG/BK 469 Low Reference
26 - 28 —— —— Not Used29 PK 5349 Auxiliary Cooling Fan30 L-GN 1478 Coolant Level Switch Signal31 D-GN 534 High Idle Switch Signal
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2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LB7 Engine Control Module (ECM) Connector C-1 (continued)
C-19PAG
E
Pin Wire Color Circuit No. Function32 BN 2524 Generator 2 Turn On Signal
PU 420TCC Brake Switch/Cruise Control
33 Release SignalD-GN 1433 Clutch Start Switch Signal
34 OG/BK 1786 Park/Neutral Signal35 —— —— Not Used36 L-GN/BK 1745 Fuel Injector 2 Control37 BK/WH 846 Fuel Injector 6 Control
38 - 39 —— —— Not Used40 BK/WH 351 Ground41 BN 1271 Low Reference42 —— —— Not Used43 D-BU/WH 878 Fuel Injector 8 Control44 PK/BK 1746 Ignition 1 Voltage45 TN 1274 5 Volt Reference46 WH/BK 1164 5 Volt Reference47 WH/BK 596 5 Volt Reference48 TN 2917 5 Volt Reference
49 - 51 —— —— Not Used52 L-BU 506 Glow Plug Signal53 —— —— Not Used54 PU 1272 Low Reference55 L-BU 1162 APP Sensor 2 Signal
Pin Wire Color Circuit No. Function56 —— —— Not Used57 OG 440 Battery Positive Voltage58 D-GN 1049 ECM/PCM/VCM Class 2 Serial Data59 —— —— Not Used60 TN 413 HO2S Low Reference61 PK/BK 632 Low Reference62 L-GN 24 Backup Lamp Supply Voltage63 BK 407 Low Reference64 BK 552 Low Reference65 GY 1273 Low Reference
66 - 69 —— —— Not Used70 BN 1174 Oil Level Switch Signal71 L-GN 488 PTO On Switch-Signal72 L-GN 2081 Exhaust Brake Switch73 BN/WH 633 CMP Sensor Signal74 YE 410 ECT Sensor Signal75 PK 1020 Off/Run/Crank Voltage76 YE/BK 846 Fuel Injector 6 Control77 RD/BK 877 Fuel Injector 7 Control78 BN 5347 Intake Air Heater79 GY/BK 2219 FICM Relay Control80 GY 720 Low Reference
chart continued from previous page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LB7 Engine Control Module (ECM) Connector C-2
C-20PAG
E
Connector 80-Way F Micro-Pack 100W Sealed (CL)Typical Connector 12191488 (F)Color CLTypical Terminal 12084912Typical Cable Seal 12160845
Pin Wire Color Circuit No. Function1 BK/WH 351 Ground
2 - 3 —— —— Not Used4 YE 447 Starter Relay Coil Control5 —— —— Not Used6 YE 505 Glow Plug Relay Control7 PU 2656 Engine Exhaust Brake Restore Request8 —— —— Not Used9 D-GN/WH 465 Fuel Pump Relay Control - Primary10 WH 121 Engine Speed Signal11 —— —— Not Used12 D-GN 1163 APP Sensor 3 Signal13 YE 2522 PTO Feedback14 L-GN 432 MAP Sensor Signal15 BN 25 Charge Indicator Control16 GY 397 Cruise Control On Switch Signal17 D-GN/WH 762 A/C Request Signal
18 L-BU 1320CHMSL Supply Voltage/Stop Lamp
Supply Voltage19 —— —— Not Used20 D-GN 2222 Signal Low - Rear (ML6)21 L-BU 2221 Signal High - Rear22 —— —— Not Used23 OG/BK 2919 Low Reference24 D-BU 1161 APP Sensor 1 Signal25 YE 1578 Fuel Temperature Signal
26 - 28 —— —— Not Used
chart continued on next page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
LB7 Engine Control Module (ECM) Connector C-2 (continued)
C-21PAG
E
Pin Wire Color Circuit No. Function29 GY 597 5 Volt Reference
30 - 33 —— —— Not Used34 D-GN/WH 459 A/C Compressor Clutch Relay Control35 —— —— Not Used36 D-BU 507 Wait to Start Indicator Control37 PU 2562 PTO Control38 RD 2013 High Idle Indicator Control39 RD 631 12 Volt Reference40 BK/WH 351 Ground41 GY/BK 2931 MAF Ground
42 PU/WH 2530Fuel Pressure Regulator Solenoid
Supply Voltage43 —— —— Not Used44 PK 339 Ignition 1 Voltage45 —— —— Not Used46 BN/WH 419 MIL Control
47 - 48 —— —— Not Used49 YE/BK 1827 Vehicle Speed Signal50 D-GN/WH 817 Vehicle Speed Signal51 TN 472 IAT Sensor Signal52 GY 23 Generator Field Duty Cycle Signal53 —— —— Not Used
Pin Wire Color Circuit No. Function54 PU 1589 Fuel Level Sensor Signal - Primary55 D-GN 603 Low Coolant Indicator Control56 L-BU 494 Primary Brake Indicator Control57 BK 470 Low Reference58 YE 2918 FRP Sensor Signal
59 PU 420TCC Brake Switch/Cruise Control
Release Signal60 BN 718 Low Reference61 —— —— Not Used62 PK 5349 Intake Heater63 —— —— Not Used64 GY/BK 433 BARO Sensor Signal65 YE 492 MAF Sensor Signal
66 - 72 —— —— Not Used73 D-BU 1936 Fuel Level Sensor Signal - Secondary
74 - 75 —— —— Not Used76 L-BU 2832 Engine Speed Signal
77 YE 2834Fuel Pressure Regulator Solenoid
Control78 OG/BK 1057 Low Reference
79 - 80 —— —— Not Used
chart continued from previous page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Powertrain Control Module (PCM) Connector C-1
C-22PAG
E
Connector 80-Way F Micro-Pack 100W Sealed (BLU)Typical Connector 12191489 (F)Color BLUTypical Terminal 12084912Typical Cable Seal 12160845
Pin Wire Color Circuit No. Function1 BLK/WHT 451 Ground2 LT GRN 1867 12 Volt Reference3 PNK/BLK 1746 Fuel Injector 3 Control4 LT GRN/BLK 1745 Fuel Injector 2 Control
5 - 6 —— —— Not Used7 GRY 2705 5 Volt Reference
8 - 10 —— —— Not Used11 LT BLU 1876 Knock Sensor 2 Signal
12 DK BLU/1869 CKP Sensor SignalWHT
13 ORN/BLK 463 Requested Torque Signal14 ORN/BLK 1061 UART Serial Data
15DK BLU/
774 UART Serial DataWHT16 - 17 —— —— Not Used
18 DK GRN 1433 Clutch Start Switch Signal (M/T)19 PNK 439 Ignition 1 Voltage20 ORN 440 Battery Positive Voltage21 YEL/BLK 1868 Low Reference22 LT GRN 488 PTO Enable Switch (w/PTO)23 BLK 470 Low Reference24 BLK/WHT 451 Ground
25 TAN 1671HO2S Low Signal Bank 2
Sensor 2 (w/NC1)26 TAN 1677 HO2S Low Signal Bank 2 Sensor 127 BLK/WHT 451 Ground
chart continued on next page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Powertrain Control Module (PCM) Connector C-1 (continued)
C-23PAG
E
Pin Wire Color Circuit No. Function
28 TAN 1669HO2S Low Signal Bank 1
Sensor 2 (w/NC1)29 TAN 1664 HO2S Low Signal Bank 1 Sensor 130 LT GRN 1478 Coolant Level Switch Signal
31 - 32 —— —— Not Used
33 PPL 420TCC Brake Switch/Cruise Control
Release Signal
34 ORN/BLK 1786Park/Neutral Signal (Allison
Transmission Only)35 GRY 48 CPP Switch Signal (M/T)36 BLK 1744 Fuel Injector 1 Control37 YEL/BLK 846 Fuel Injector 6 Control38 —— —— Not Used39 YEL/BLK 625 Starter Enable Relay Control40 BLK/WHT 451 Ground41 PPL 719 Low Reference42 —— —— Not Used43 RED/BLK 877 Fuel Injector 7 Control44 LT BLU/BLK 844 Fuel Injector 4 Control45 GRY 2700 5 Volt Reference46 GRY 474 5 Volt Reference47 GRY 596 5 Volt Reference48 GRY 597 5 Volt Reference
49 - 50 —— —— Not Used51 DK BLU 496 Knock Sensor 1 Signal52 YEL 2522 PTO Status (w/PTO)53 —— —— Not Used54 ORN/BLK 469 Low Reference55 BRN 1456 EGR Valve Position Signal
Pin Wire Color Circuit No. Function56 —— —— Not Used57 ORN 440 Battery Positive Voltage58 DK GRN 1049 PCM Class 2 Serial Data59 YEL 710 Class 2 Serial Data60 —— —— Not Used61 PNK/BLK 632 Low Reference62 —— —— Not Used63 BLK 2755 Low Reference64 BLK/WHT 451 Ground
65 PPL 1670HO2S High Signal Bank 2
Sensor 2 (w/NC1)66 PPL 1666 HO2S High Signal Bank 2 Sensor 167 BLK/WHT 451 Ground
68 PPL/WHT 1668HO2S High Signal Bank 1
Sensor 2 (w/NC1)69 PPL/WHT 1665 HO2S High Signal Bank 1 Sensor 170 BRN 1174 Oil Level Switch Signal71 LT BLU 494 PTO Engine Kill (w/PTO)72 —— —— Not Used73 BRN/WHT 633 CMP Sensor Signal74 YEL 410 ECT Sensor Signal75 PNK 1020 Off/Run/Crank Voltage76 BLK/WHT 845 Fuel Injector 5 Control
77DK BLU/
878 Fuel Injector 8 ControlWHT78 PPL 2562 PTO Engage (w/PTO)79 —— —— Not Used80 BLK 407 Low Reference
chart continued from previous page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Powertrain Control Module (PCM) Connector C-2
C-24PAG
E
Connector 80-Way F Micro-Pack 100W Sealed (RED)Typical Connector 12191488 (F)Color REDTypical Terminal 12084912Typical Cable Seal 12160845
Pin Wire Color Circuit No. Function1 BLK/WHT 451 Ground
2 WHT 2467Torque Response Reply Signal (Allison
Transmission Only)3 TAN 1465 Fuel Pump Relay Control - Secondary4 —— —— Not Used
5 TAN/BLK 464Delivered Torque Signal (Allison
Transmission Only)6 —— —— Not Used7 RED 1676 EGR Valve Supply Voltage8 —— —— Not Used
9DK GRN/
465 Fuel Pump Relay ControlWHT10 WHT 121 Engine Speed Signal11 —— —— Not Used
12 DK BLU 2466Trans MIL Request Signal (Allison
Transmission Only)13 —— —— Not Used14 RED/BLK 380 A/C Refrigerant Pressure Sensor Signal15 BRN 25 Charge Indicator Control16 GRY/BLK 1694 4WD Low Signal (w/4WD)
17 - 18 —— —— Not Used19 BLK/WHT 1695 Axle Switch Signal (w/NP2)20 LT GRN/BLK 822 VSS Low Signal
PPL/WHT 821VSS High Signal (Except Allison
21Transmission)
YEL 400Signal High - Front (Allison
Transmission Only)
chart continued on next page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Powertrain Control Module (PCM) Connector C-2 (continued)
C-25PAG
E
Pin Wire Color Circuit No. Function22 - 24 —— —— Not Used
25 TAN 472 IAT Sensor Signal26 PPL 2121 IC 1 Control27 RED 2127 IC 7 Control28 LT BLU/WHT 2126 IC 6 Control
29DK GRN/
2124 IC 4 ControlWHT30 —— —— Not Used31 YEL 492 MAF Sensor Signal32 LT GRN 432 MAP Sensor Signal33 —— —— Not Used
34DK GRN/
428 EVAP Canister Purge Solenoid ControlWHT35 - 38 —— —— Not Used
39 RED 631 12 Volt Reference40 BLK/WHT 451 Ground41 WHT 257 EGR Solenoid Control42 —— —— Not Used
43DK GRN/
459 A/C Compressor Clutch Relay ControlWHT44 —— —— Not Used45 WHT 1310 EVAP Canister Vent Solenoid Control46 BRN/WHT 419 MIL Control
47 - 48 —— —— Not Used49 YEL/BLK 1827 Vehicle Speed Signal
50DK GRN/
817 Vehicle Speed SignalWHT
Pin Wire Color Circuit No. Function51 —— —— Not Used
52 BRN 2391HO2S Heater Low Control Bank 1
Sensor 2 (W/NC1)
53 RED/WHT 3223HO2S Heater Low Control Bank 2
Sensor 2 (W/NC1)54 PPL 1589 Fuel Level Sensor Signal
55 - 56 —— —— Not Used57 BLK 552 Low Reference58 TAN/WHT 332 Oil Pressure Sensor Signal59 PPL 806 Crank Voltage60 BRN 2129 Low Reference61 BRN/WHT 2130 Low Reference
62 - 63 —— —— Not Used64 DK GRN 890 Fuel Tank Pressure Sensor Signal65 —— —— Not Used66 PPL/WHT 2128 IC 8 Control67 RED/WHT 2122 IC 2 Control68 DK GRN 2125 IC 5 Control69 LT BLU 2123 IC 3 Control
70 - 71 —— —— Not Used
72 BLK/WHT 3122HO2S Heater Low Control Bank 1
Sensor 2 (w/NC1)73 DK BLU 1936 Fuel Level Sensor Signal - Secondary
74 LT GRN/WHT 3213HO2S Heater Low Control Bank 2
Sensor 175-79 —— —— Not Used
80 BLK 2751 Low Reference
chart continued from previous page
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Engine Control Module (ECM) / Powertrain Control Module (PCM) Location
C-26PAG
E
(1) Engine Control Module (ECM) / Powertrain Control Module (PCM)(2) ECM/PCM Connector C-1 and C-2
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Relay Connector
C-27PAG
E
Connector 4-Way F Metri-Pack 280 FLX LK (MD GRY)Typical Connector 12129716 (F)Color MD GRYTypical Terminal 12129409Typical Cable Seal 12015323
Pin Wire Color Circuit No. Function
30 ORN 3440 Battery Positive Voltage
85 LT GRN 488 Power Take Off Switch – Output – Enable
86 PPL 2562 PTO Engage
87 WHT 2561 PTO Signal
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Relay Location
C-28PAG
E
(1) Fuse Block-Underhood(2) Engine Wiring Harness(3) Power Take Off (PTO) Relay
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Switch Connector
C-29PAG
E
Connector 8-Way F Metri-Pack 150 Series (LT GRY)Typical Connector 12186098 (F)Color LT GRYTypical Terminal 12047767Typical Cable Seal n/a
Pin Wire Color Circuit No. Function
A BRN 41 Ignition 3 Voltage
B LT GRN 488 Power Take Off Switch – Output – Enable
C GRY 8 Instrument Panel Lamp Supply Voltage – 1
D GRY 397 Cruise Control On Switch Signal
E YEL 2522 PTO Status Signal
F BLK 1850 Ground
G DK BLU 84 Cruise Control Set/Coast Switch Signal
H PPL/WHT 1382 LED Dimming Signal
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Switch Connector Location
C-30PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Interface Connector
C-31PAG
E
TRUCK SIDE BODY BUILDER SIDEConnector 10-Way Metri-Pack 150 Series SealedTypical Connector 12177081 (F) 12045808 (M)Color NAT BLKTypical Terminal 12191817 12177150Typical Cable Seal 15305172 15324973
Pin Wire Color Circuit No. Function
A —— —— Not Used
B LT BLU 494 Power Take Off – Engine Shutdown Signal
C LT GRN 488 Power Take Off – Enable Switch
D BLK 550 Ground
E —— —— Not Used
F —— —— Not Used
G YEL 2522 Power Take Off – Status (Feedback)
H WHT 2561 PTO Relay Switch Control Signal
J DK BLU 84 Cruise Control Set/Coast Switch
This part includes a Cover: PN 12129589
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Power Take Off (PTO) Interface Connector Location
C-32PAG
E
(1) Turbine Sensor Harness Connector(2) Power Take-Off (PTO) Connector (6) Park/Neutral Position (PNP) Switch Connectors(3) Output Speed Sensor Harness Connector (7) Allison Transmission(4) Transfer Case Selector Shift Control Switch (8) Engine Harness(5) Transmission Connector Harness (9) Automatic Transmission Input Shaft Speed (ISS) Sensor
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Rear Lamps – Junction BlockC-1 – Rear Chassis Harness Connector
C-33PAG
E
Connector 8-Way F Global Tech 280 Series (BLU)Typical Connector 15305595 (F)Color BLUTypical Terminal 15304716Typical Cable Seal 15366061
Pin Wire Color Circuit No. Function
A LT BLU 2114 Left Turn Signal Lamps Supply Voltage
B LT BLU 1320 CHMSL Supply Voltage
C LT GRN 24 Backup Lamp Supply Voltage
D BRN/WHT 2609 Right Rear Park Lamps Supply Voltage
1550 Ground (30 Series ExceptChassis Cab)
E BLK 1650 Ground (30 Series Chassis Cab)
1750 10/20 Series
F —— —— Not Used
G BRN 2509 Left Rear Park Lamps Supply Voltage
H DK BLU 2115 Right Turn Signal Lamps Supply Voltage
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Rear Lamps – Junction BlockC-2 – Left Tail Lamp Connector
C-34PAG
E
Connector 7-Way F Global Tech 280 Series (GRY)Typical Connector 15305596 (F)Color GRYTypical Terminal 15304716Typical Cable Seal 15366061
Pin Wire Color Circuit No. Function
A BLK 1750 Ground
B BLK 1750 Ground (Only)
C BLK 1750 Ground
D LT BLU 1320 CHMSL Supply Voltage
E BRN 2509 Left Rear Park Lamps Supply Voltage
F LT GRN 24 Backup Lamp Supply Voltage
H LT BLU 2114 Left Turn Signal Lamps Supply Voltage
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Rear Lamps – Junction BlockC-3 – License Plate Connector
C-35PAG
E
Connector 8-Way F Global Tech 280 Series (BRN)Typical Connector 15305599 (F)Color BRNTypical Terminal 15304716Typical Cable Seal 15366061
Pin Wire Color Circuit No. Function
A BRN/WHT 2609 Right Rear Park Lamps Supply Voltage
B —— —— Not Used
C BLK 1750 Ground (GMC Only)
D BLK 1750 Ground (GMC Only)
E BLK 1750 Ground (Chevy)
F —— —— Not Used
G BRN 2509 Left Rear Park Lamps Supply Voltage
H BLK 1750 Ground
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Rear Lamps – Junction BlockC-4 – Right Tail Lamp Connector
C-36PAG
E
Connector 7-Way F Global Tech 280 Series (BLK)Typical Connector 15305597 (F)Color BLKTypical Terminal 15304716Typical Cable Seal 15366061
Pin Wire Color Circuit No. Function
A LT BLU 1320 CHMSL Supply Voltage
B BRN/WHT 2609 Right Rear Park Lamps Supply Voltage
C BLK 1750 Ground
D BLK 1750 Ground
E LT GRN 24 Backup Lamp Supply Voltage
F DK BLU 2115 Right Turn Signal Lamps Supply Voltage
H BLK 1750 Ground
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Rear Lamps – Junction Block Location
C-37PAG
E
(1) Frame(2) Junction Block—Rear Lamps(3) Junction Block Mounting Bracket
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Trailer Connector
C-38PAG
E
Connector 7-Way F Metri-Pack 280 Sealed (BLK)Typical Connector 15354653Color BLKTypical Terminal n/aTypical Cable Seal n/a
Pin Wire Color Circuit No. Function
A LT GRN 1624 Trailer Backup Lamps Supply Voltage
B BLK 1750 Ground
C DK BLU 47 Trailer Auxiliary Supply Voltage
D DK GRN 1619 Trailer Right Rear Turn/Stop Lamp Supply Voltage
E RED 742 Battery Positive Voltage
F BRN 2109 Trailer Park Lamps Supply Voltage
G YEL 1618 Trailer Left Rear Turn/Stop Lamp Supply Voltage
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — REVISED 04/2006
Trailer Connector Location
C-39PAG
E
(1) Platform Assembly Trailer Weight Distribution Hitch(2) Trailer Wiring Receptacle(3) Trailer Wiring Receptacle Bracket
(1) Platform Assembly Trailer Weight Distribution Hitch(3) Trailer Wiring Receptacle Bracket
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
ENG ENG ENGIP
3A
1039
1239
1239
1239 1239 1039ENG ENG ENG
3A
1039 1039
INJ2
A
B12092078 15A
INJ1
A
B12092078 15A
SBA
B
139
3A
12092078
A 15A
GAS1
RPO LEGENDGAS = L18/L59/LQ4/LQ9/LM7/LR4/LU3
GAS1
&LU3&LM7/LR4/LQ4/LQ9
L59 GAS1
&LM7/LR4/LQ4/LQ9
L59
&SBA
L59L59 L59L59 GAS1
GAS1=&LQ4/LQ9/LM7/LR4
GAS1L59 L59GAS1
CALF = LR4&NC1
&LU3
Even Ign Coil/Lu3 (Dist)10/16/12-Page 8A- 20A/B/C
ENG CONTROLSFuel Injector
3-Page 8A-20B
ENG CONTROLS
50
PNK1239.
GXL0.5ENG
&LM7/LR4/LQ4/LQ9
19
Fuel Injector3-Page 8A-20B/C
ENG CONTROLS ENG CONTROLS
20B/C8A-Page -3Fuel Injector
&L59
ENG0.5 GXL
.1239PNK
5019
ENG CONTROLS
20B8A-Page -3Fuel Injector
1950
PNK1039.
GXL0.5ENG
&L59
Fuel InjectorENG CONTROLS
20B8A-Page -2
PNK1239.
GXL0.5ENG
&L59
1950
1239.
TXL0.5ENG
&LU3
750
PNK
Fuel InjectorENG CONTROLS
20B8A-Page -3
1-Page 8A-44D
SUPPLEMENTAL BRAKE ASSISTSBA Mdl
Fuel Injector3-Page 8A-20B
ENG CONTROLS
ENG
&LU3
750
PNK1039.
TXL0.5 0..5 GXL
.1039PNK
5019
&LM7/LR4/LQ4/LQ9
ENG
ENG CONTROLS
20A/B/C8A-Page -3Fuel Injector
.1039PNK
5019
&L59
ENG0.5 GXL
20B
ENG CONTROLSFuel Injector
3-Page 8A-
Fuel Injector3/2-Page 8A- 20AC/B
ENG CONTROLS
3-Page 8A- 20C
ENG CONTROLSFuel Injector
50
PNK1239.
GXL0.5ENG
&L59
19
1039.
GXL0.5ENG
&L59
Fuel Injector2-Page 8A-20B
ENG CONTROLS
1950
PNK
Page -3Fuel Injector
ENG CONTROLS
20C
3-Page 8A- 20B
ENG CONTROLSFuel Injector
8A-
1 Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
PNK50
19
&LM7/LR4/LQ4/LQ9
ENG0.5 GXL
.1239
&L59
ENG0.5 GXL
.1039PNK
5019
Page -9/15/12Odd Ign Coil/Lu3 (Coil Driver)
ENG CONTROLS
20A/B/C8A-
J2-D10J2-D9J2-E10J2-E6 J2-B9 J2-C10J1-F1
20B8A-Page -3Fuel Injector
ENG CONTROLS
ENG CONTROLS
20B8A-Page -3Fuel Injector
1039PNK
5019
&LM7/LR4/LQ4/LQ9
ENG0.5 GXL
.
50
PNK1239.
GXL0.5ENG
&L59
19
2Fuel Injector
ENG CONTROLS
20B8A-Page -
Fuel Injector3-Page 8A-20B
ENG CONTROLS
1239 F_INJ6F_INJ21239
IGN_COIL11039
1039 F_INJ51039 F_INJ1
1239 IGN_COIL2
139 SBA_PWR
F_INJ4
LU3_INJ4
L59_INJ7L59_INJ5L59_INJ3L59_INJ1L59_INJ8L59_INJ6L59_INJ4L59_INJ2
LU3_INJ3
F_INJ3F_INJ8
F_INJ7
Panel Set: 1
Power Distribution: Gas
K33010a_010_01
D-1PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
ENG ENG CHASSIS ENG BATTMAIN439439
1
439
439
3A
1339
1
550
3A
12092078 15A
ETC
A
B12092078
3APCMI
A
B
12193614
30
85
86 15A
87
Ign1 Relay
&GAS
Maf Sensor8/14/11-Page 8A-20A/B/C
ENG CONTROLS
ACSRYJPR
=&9L4
1950
RED2.
FUSELINK2.0
0.5ENG
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
750
PNK439.
TXL
Etc Module1-Page 8A-21A
ETC
-1Seo Mob Radio Fuse
MOBILE RADIO
155A8A-Page
ENG0.5 TXL
.439PNK
507
&L59
POWER DIST
10A8A-Page -17ubec_3b
4-Page 8A-20A/B/C
ENG CONTROLSPcm
00212103504
Ring Term-Mob RadioUPC FNA12103504
A
B
2-Page 8A- 22E/G/H
FUEL SNDR/PUMPSec Fuel Relay
Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
2
SD002
Battery2-Page 8A-30A
STARTING & CHARGING
ENG0.5 TXL
.1339PNK
507
&L18/JF4/KUP-LB7
125AMPSFNAUPC
Mobile Radio - Megafuse-125A001mega_125a
A
B
ENG CONTROLS
20B8A-Page -18
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
ENG0.5 TXL
.439PNK
507
Gen3-Alternate Fuel Sensor
ENG CONTROLSCanister Purge
20A/B/C 2-Page 8A-
148A-Page -17Gnd Zone #5
GND DIST
J3-E3 J2-A9J2-B10 J2-A12BAT_CBL
SEC_FRLY1439
IGN1_RLY3
439 PURGE_FD
BAT_PWR
IGNRLY_GND
1
MOBRADIO_PWR2
FLX_FUEL
MAF_IGN
ENG_IGN1 ETC_FD
Panel Set: 2
Power Distribution: Gas
K33010a_010_02
D-2PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
1
2440CHASSIS IP
1
2040
A 30A
RTD12092075
B A 25A
RR WPR HI12092076
B
IP IP IP IP
1 1
142
1
2840
1
1
142
142
1 1
1540 640
2540
BIGN A
A 40A 15319478
11
15A
12092078
A 15A
W/S WASHB
A 10A
12092079IPC/DIC
B STOP LP
A
B 12092076
25A
CIG LTR
A
B12092078
UPLEVEL
-8S8
UPLEVEL
Cigar LighterCIGAR LIGHTER
198A-Page -1IPC MdlIPC/DIC
81A8A-Page -2
Hdlp Relay-LowHEADLPS(W/O HID)
100A/B8A-Page -1
0.5IP
&L59/LM7/LQ4/LQ9/LR4/LU3
750
ORN640.
TWP
Hdlp Relay-HighHEADLPS(W/O HID)
100A/B8A-Page -1
WASH/WIPE
91A8A-Page -1W/S Wash Rly
Ubec Sw RlySTARTING & CHARGING
30A8A-Page -1
TWP
.142RED
5019
IP3.0
W/S Wash Rly1-Page 8A-91A
WASH/WIPE
Data Link Conn1-Page 8A- 50A
DATA LINK CONN
Horn RelayHORNS
40A8A-Page -1
-Page 8A-10A
UBECUBEC_MAIN_BATT
3
Stop Lamp SwEXTERIOR LIGHTING
110A/B8A-Page -2
1-Page 8A-43A
RIDE CONTROLReal Time Damping Mod
1-Page 8A-92A
REAR WIPE/WASHRear Motor Asm - Wiper
J1-B12 J1-D5J1-F12J1-F7
1219391612193905
FNA001ubec_main_batt3
Blk Asm - Ubec Main Batt Bus
UPC
J1-A4J3-B2
010824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
3 Tuesday, September 24, 2002
RLY_BATWSHPMP_RLY WS_COIL_FD
IPC_PWR2840
HDLP_HIGHHDLP_LOWHORN_PWR
CIG_LTR640
1540 STOP_LPSW
RTD_BATT2440
U1A_U1B
2040 RRWPR_PWR
DLC_PWR
IGNA_SW
(Page 14)
Panel Set: 3
Power Distribution: Gas
K33010a_010_03
D-3PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP ENG ENG4340 440
1
440
1
440
A 20A
PCMB12092077
B A 10A
12092079HVACBB
GAS = L18/L59/LQ4/LQ9/LM7/LR4/LU3GAS1=&LQ4/LQ9/LM7/LR4
CALF = LR4&NC1
RPO LEGEND
&GAS
&GAS
PROD4 Tuesday, September 24, 2002
010824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCE
Hvac ModuleHVAC
60A/65A/68A8A-Page -1
0.8ENG
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
750
ORN440.
TXL
Ecm/PcmENG CONTROLS
20A/B/C8A-Page -4
IP0.35 TWP
.4340ORN
507
POWER DIST
10A8A-Page -7/10/11/12Main Battery Bus
-1Fuel Pump RelayFUEL SYSTEM
22E/F/G/H8A-Page
J2-A8 J2-B8
001ubec_main_batt1Blk Asm - Ubec Main Batt Bus
J1-A5
121939161219390612193905
FNAUPC
4-Page 8A-20A/B/C
ENG CONTROLSEcm/Pcm
27A8A-Page -1Tcm
LCT TRANSMISSION
1 U1A_U1B
TCM_BAT440
ENG_BAT1440
FPMP_RLY
BAT_HVAC ENG_BAT2
Panel Set: 4
Power Distribution: Gas
K33010a_010_04
D-4PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
12092078
A 15A
FOG LPS B AUX PWR1
A
B12092077
20A3440
3440
10403440
11 1
1
ENG IP
23A8A-Page -1
Parklamp RelayEXT LIGHTING
110A/B8A-Page -1
Pto RlyPTO
Aux Power Outlets 2 and 3CIGAR LIGHTER
19A/B/C8A-Page -1
Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
5
Fog Relay Com1-Page 8A-103A/C
FRT FOG LAMPSFog Relay
FRT FOG LAMPS
103A/C8A-Page -1
50
ORN3440.
TXL0.5ENG
&L18&PTO
7
J2-B2 J1-C10
FGLP_FUSE FOG_BAT
1040 AUX_PWR1
PRKLP_BAT
PTO_RLY
Panel Set: 5
Power Distribution: Gas
K33010a_010_05
D-5PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SA3240
3240
32403240
IP
INFOJMPRINFOJMPR
12092078
A 15A
INFOTAINMENT B
3240
1
IP
NON-LUXURYLUXURY
50
ORN3240.
TWP0.5IP
&U42&Y91
7
.3240ORN
507
&Y91&U1S/U42/UE1
IP0.5 TWP
8A-85A
ONSTAR - NON-LUXURYOnstar Module
1-Page
INFOTAINMENT-RSE
88A8A-Page -1Rse Module
0.5IP
-Y91
750
ORN
Onstar Module1-Page 8A-85B
ONSTAR - LUXURY
3240.
TWP
50
ORN3240.
TWP0.5IP
&UE1&Y91
7
TWP
.3240
Onstar ModuleONSTAR - LUXURY
85B8A-Page -1
ORN50
7
&U42-Y91
INFOJMPR0.5
INFOTAINMENT-RSE
88B8A-Page -1Rse Module
ORN50
7
&UE1-Y91
INFOJMPR0.5 TWP
.3240
SA3240
1POWER DISTRIBUTION (GAS)CK EAU X03
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010Tuesday, September 24, 20026
PROD CKMCE
&UE1&Y91
IP0.5 TWP
.3240ORN
507
12193905
FNA12H
Blk Asm - Mbec ONSTAR/RSE001
J1-B11
J9-H J9-J
mbec_3240
12194035
INFOJMPR
&UE1-Y91
750
ORN3240.
TWP0.5
ONSTAR - NON-LUXURY
85A8A-Page -1Onstar Module
J1-C2
REMOTE CD PLAYER
153B8A-Page -1
TWP
.3240ORN
507
&U1S&Y91
IP0.5
Cdx Module
RSE_INFOPWR
ONST_INFO2
ONST_INFO1
ONST_IP2
ONST_IP1CDX_PWRRSE_IPPWR
Panel Set: 6
Power Distribution: Gas
K33010a_010_06
D-6PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
B 12092075
30A
12092079
A
B A/C COMP
10A
12092078
A 15A
RADIO B RDO AMP
A
3340
340 3740
1 11
IP IP/INFOJMPR
INFOJMPR
IP
LUXURY
Z75
UPLEVEL
NON-LUXURY
XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
7 Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03
0.5IP
&YE9
750
ORN340.
TWP
1.0IP
&UQ7&Y91
750
ORN340.
TWP
1-Page 8A-87A
INFOTAINMENT-DAB/SDARSDab/Sdars Module
1.0IP
&UQ3/UQ5
750
ORN340.
TWP
24F GT MXD12110088
IPB1
Dab/Sdars Module1-Page 8A-87B
INFOT-DAB/SDARS
&U2K/U2L&Y91
750
ORN340.
TWP0.5IP INFOT-RADIO BASE/UPLEVEL
Radio Module1-Page 8A-150A
SA340
CIGAR LIGHTERClock Feed
2-Page 8A-19C
340.
TWP0.5INFOJMPR
&06/36/43&UQ7-Y91
750
ORN
Rsa ModuleINFOTAINMENT-RSA
150B8A-Page -3
A/C COMPRESSOR CONT
64A8A-Page -1A/C Enable Relay
7
&UQ7&Y91
IP1.0 TWP
.340ORN
50
507
&U2K/U2L-Y91
INFOJMPR0.5 TWP
.340ORN
INFOJMPR24M GT MXD15305213
B1
INFOTAINMENT-RSA
150C8A-Page -3
ORN50
7
&UQ7-Y91
INFOJMPR1.0 TWP
.340
Rsa Module
1-Page 8A-150B
INFOT-RADIO NON-PREMIUMRadio Module
340. TWP1.0
IP
&UQ7-Y91
750
ORN
Radio Module1-Page 8A-150C
INFOT-RADIO PREMIUM
J9-E
1219403512193905
FNAUPC
Blk Asm-Radio Infot002mbec_340
J1-C1
J1-F2J1-D4
&UQ7&Y91
IP0.5 TWP
.340ORN
507
POWER DIST
10A8A-Page -4/10/11/12Main Battery Bus
4-Page 8A-150B/C
INFOTAINMENTAmplifier Module
U1A_U1B
AMP_PWR3740
AC_COMP
RSA_INFOPWRDAB_INFOPWR
DAB_IPPWR
RSA_IPPWR
RDIO_IPPWR
RDIO_PWR
340 CLK_ANA
RDIO_INFOPWR
Panel Set: 7
Power Distribution: Gas
K33010a_010_07
D-7PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
CHASSIS
1
2640
12092078
A 15A
QS4 BIP
BRKCLTCH2340
2340IP
BRKCLTCH900
900RR HVAC12092075
B1
3940
EAP
A
B12092078 15A
IP IP
1
1740
A 30A
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
12092076
25A
RR DEFOG
A
B 12092075
30A
12092079
A
B TBC BATT
10A
12092078
A 15A
SEO B1 B SEO B2
A
B 12092075
30A
TREC
A
B 12092075
30A
SUNROOF
A
B
1640 3840 18401640
SA1640
1640
1140 4540 2340
1 1 1 1 1 1
IP IP IP IPIP IP IP
/NR4
&8S8
&GAS
&TRW/5G4
&NP1/NP8
UPLEVEL
&CF5
&EXPORT
002FNAUPC
ubec_batt_gas2Blk Asm - Ubec Main Batt Bus (Gas)
12193916
J3-A4
133A
THEFT DETERRENT
Eap Relay3-Page 8A-140A
SEATS
Passkey Snsr1-Page 8A-
TWP
.2340ORN
5019
&5G4/TRW
IP3.0
&EVA
750
ORN2640.
GXL0.5CHASSIS
RRHVAC
66/69A8A-Page -1Blk Asm-Rr Hvac
J8-B
mbec_2340 001Blk Asm - Mbec SEO B2 (Beacon)
UPC FNA
1219390512193930
J1-D12J1-E12
J8-A
RR Defog RelayREAR DEFOG
61A8A-Page -1
TRANSFER CASE CONTROL
38A/C/D8A-Page -1Trec Module
ORN50
3-Page 8A-45A
FOUR WHEEL STEERINGQs4 Module
IP
&JF4-03
750
ORN3940
19
&C49
IP2.0 TWP
.1840
.
TWP1.0
Ubec Main Batt (Exp)8-Page 8A-10A
POWER DIST
TWP0.5IP
750
ORN4540.
J1-A10
3-Page 8A-10A
UBECUBEC_MAIN_BATT
2-Page 8A- 20A/B/C
ENG CONTROLSVent Solenoid
12193905
FNAUPC001ubec_main_batt4
Blk Asm - Ubec Main Batt Bus
J1-A1
POWER SUNROOF
122A8A-Page -1Power Sunroof Sys
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
8 Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
110D8A-Page -1Roof Beacon Rly
ROOF MOUNTED BEACON
.1140ORN
50
J2-A12
TBC251A-1
7
IP0.35 TWP
&NP8
IP2.0 TXL
.1640ORN
5019
SEO IGN FeedIPC
81A8A-Page -2
TRANSFER CASE CONTROLTransfer Case
1-Page 8A-38D
TWP
.1740ORN
5019
&06/36
IP3.0
J1-E11J1-E4 J1-B8J1-C1J1-D12 J1-B1 J1-B11
U1A_U1B
U1A_U1B
1640 ATC_BATTSUNRF_PWR3840
1140 PKEY_PWR
IPC_SEOB14540
RRDFOG_RLY
EAPRLY_PWR
XFER_CASE
QS4_PWR2640
SEO_B22340
TBC_VBAT1
RRHVAC_BAT
SEO1_MBEC
(Page 18)
VENT_SOL
Panel Set: 8
Power Distribution: Gas
K33010a_010_08
D-8PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
FUSESJ-CASE
CHASSIS
1
4042
VSES
A 60A 15319480B
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
12092077
20A
A 20A
RH HID/EXP LP
12092077B
FWD LP FWD LP
1
3640
1
3540
LH HID/EXP LP
A
B
HEADLAMPS (Z75)
100B8A-Page -1LT- HID Asm
UPC001ubec_batt_gas3
Blk Asm - Ubec Batt Bus Vses (Gas)
J9-B
15393170
FNA
BRAKES/VSES
44A8A-Page -1Vses Pre-Charge Pump
X03
Tuesday, September 24, 2002
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
0109
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU
UBEC_MAIN_BATTUBEC
10A8A-Page -3
Blk Asm - Ubec Main Batt Busubec_main_batt5 001UPC FNA
12193914
J4-D2 J4-E6
750
ORN3540.
TWP0.8FWDLP
&TT6
HEADLAMPS (Z75)RT-HID Asm
1-Page 8A-100B
POWER DIST
10A8A-Page -10Main Batt Bus (Exp3)
.3640ORN
507
&TT6
FWDLP0.8 TWP
1219390612193905
FNAUPC001ubec_main_batt2
Blk Asm - Ubec Main Batt Bus
U1A_U1B
VSES_FUSE
4042 VSES_PRPMP
LHID_PWR
RHID_PWR
Panel Set: 9
Power Distribution: Gas
K33010a_010_09
D-9PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
442 242
15319477 30AA
STUD2 A
STUD115319478
B
40A
ABS
A 60A 15319480
B
J-CASE FUSES
1
SD001
742CHASSIS
1 1 1B
&TP2/8B0
EXP
-LU3
EXP DOMDOM
5019
&Z55&SERIES10
CHASSIS
TWP3.0BEACON
&5Y0
1950
RED242.
B
BODY WIRING PROV
110E8A-Page -1Emer Light Relay
3.0 GXL
.742RED
Stud 2&5Y0
UPC FNA00212103506
12103506A
1950
CHASSIS3.0 GXL
.742RED
50
RED742.
GXL3.0CHASSIS
=&T89-Z55#&T89&Z55&SERIES20
19
=&Z55&SERIES20-T89#-Z55-T89119A/B8A-Page -2/1
Mbec Trailer (Mbec 47)TRAILER WIRING
POWER DIST
10A8A-Page -9Main Batt Bus (Gas3)
1POWER DISTRIBUTION (GAS)CK EAU X03
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010Tuesday, September 24, 200210
PROD CKMCE
12103506
12103506 002FNAUPC
Stud 2 Trailer
A
B
RED50
19
&Z55&SERIES10&T89
CHASSIS3.0 GXL
.742
43A
RIDE CONTROLRelay-Level Comp
002
12103965
Stud1-Trlr
UPC FNA12103965
A
B
1-Page 8A-
FNA
12162099 002
A
B
TRLR WIRING (DOMESTIC)Trlr Inline Connector
1-Page 8A-119B
12162099
Stud1-Trlr
UPC
Abs Motor1-Page 8A-44A/B/C
BRAKES
12193906
FNAUPC002ubec_batt_exp3
Blk Asm - Ubec Main Batt Bus (Exp)
J9-ASTUD_1 STUD_2
15393170
1950
RED742.
GXL
TRLR WIRING (EXPORT)
119A8A-Page -1742 Blunt Cut
3.0CHASSIS
&Z55&SERIES10-T89
A
B
1-Page 8A-17A
AUX/DUAL BATTERYAux/Dual Battery
12103965FNAUPC
Stud1-Aux Battery
12103965
002
POWER DIST
10A8A-Page -4/7/11/12Main Battery Bus
U1A_U1B 1 VSES_FUSE
(Page 8)
242 TRLR_PWR
442 ABS_MTR
EMER_RLY
RTD_COMP
742 EXP
42 AUXBAT_TP2
(Page 8) EXP
TRLR_EXPTRLR_DOM
Panel Set: 10
Power Distribution: Gas
K33010a_010_10
D-10PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
1207786312088567
1340
SA642
642 642
1440
SA1440
25A
B RTDOORS
A
1440
B SEATS
IP
BODY
A
BODY
30A
1440
64242
42
25A
FLASHER12092076
B
2140 2240 4040
140
SA42
TBC 2B
A
B12092078 15A
12092078
42TBC 2C
A
B12092078 15A
A
IPIP IP
IP
4242
A 15A
TBC 2A B
IP
1 1
342 42
A
B IgnB
J-CASE FUSES
15319478
40A
LBEC1
A 50A 15319479
B
IPIP IP642 542
MBEC1
A 50A J-CASE FUSES
15319479B BLOWER
A 40A 15319478
B
POWER WINDOWS
120A8A-Page -1LR Window Sw
0.5 TWP
.2240ORN
507
IP7
IP0.5 TWP
.4040ORN
50
2140.
TWP0.5IP
750
ORN
Driver Seat ModPWR SEATS
140A8A-Page -2
Blower MtrHVAC
60A/65A/68A8A-Page -1/4/3
POWER DISTMain Battery Bus
4/7/10/11/12-Page 8A-10A
TWP
1440.
TWP3.0BODY
&AG1
1950
ORN
POWER WINDOWS
120A8A-Page -2
.542RED
5019
IP3.0
Rt Door Sw
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010Tuesday, September 24, 200211
251A/B-1 J1-C
Flasher Module3-Page 8A-110A/B
EXTERIOR LTS
251A/B-1 J5-D
TWP
.642RED
5019
&YE9
IP5.0
PWR SEATSPass Seat Mod
5-Page 8A-140A
Main Battery Bus4/7/10/11/12-Page 8A-10A
POWER DIST
TBCJ1-F251A/B-1
42.
TWP5.0IP
1950
RED
FNAUPCmbec_642
J1-B7
J10-EJ10-H
15357030
Blk Asm - Mbec Seats
12193905
001lbec_42Blk Asm - Lbec1
12193906
001FNAUPC
J1-A12
J1-B12 J1-E11J1-E12
Blk Asm - Ubec Main Batt Busubec_main_batt7 00112H FNA
15393168
J7-A J7-B
ORN50
19
&AG2
BODY3.0 TWP
.1440
00112H FNA
1539317115393172
J5-BJ6-A
Blk Asm - Ubec Main Batt Busubec_main_batt6
U1A_U1B U1A_U1B
(Page14)
JFUSE_IGNB
342
RTDOORSFLSH_MDLLTDOORS42
TBC_VBAT2CTBC_VBAT2BTBC_VBAT2A
BLW_MTR
PSM_BATDSM_BAT
Panel Set: 11
Power Distribution: Gas
K33010a_010_11
D-11PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
J-CASE FUSES
IP
1
842
A
B LBEC215319479
50A
12092079A
B
15A120920784WD
SA241
1209207530A
441
441
B
A
441
STG COL
141
10A
CRUISEB
10A
241
241
BRAKEB
300
A
HTR A/C
300
SA441
241
IP IP IP IP IP IP
41
300
A
12092079
300SA300
300
IGNITION SWITCH
IGN3
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
PASSLOCK
HIRESHORN
POA STEERING COLUMN
CRUISE
STEERWHL
133-1
&JL4-NR4
152-1
ECMETC
010-10
138-1
PAGE 8A-
100-2091-1
IGNSW
300
NP1/NP8
WIPER
040-1
HDLP
020-7
034-1
045-1
TRNHAZ
BTSI
PART#
110-8
/NR4
.
021-2
0.35IP
750
BRN41.
TWP
1532608516M GT 150 280ENGINEN
Zab SwBRAKES
44A/B/C8A-Page -5/2/2
0.35IP
750
BRN441.
TXL
-1/4Blower Motor Resistor Asm
HVAC
60A/65A8A-Page
Blk Asm - Ubec Main Batt Busubec_main_batt8 001UPC FNA
15393171
J5-A
0.5IP
=&03/43/53&TP2#&8B0
750
BRN241.
TXL
.842RED
5019
IP5.0 TWP
TXL
.241BRN
507
&NP1/NP2/NP8
IP0.5
UPC
STRG Col Asm - IGN Sweau_ign_sw 003
15417597
FNA
J1-E1 J1-E2
J2-A
J1-C2 J1-C4J1-C5J1-D5
1532608416F GT 150 280IPN
Atc SwTRANSFER CASE CNTL
38A/C8A-Page -3/2
Page 8A-17A
AUX/DUAL BATTRly
1-
8A-44A/B
BRAKESVses/TCS Sw
1-Page
Main Battery Bus4/7/10/11-Page 8A-10A
POWER DIST
12
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010Tuesday, September 24, 2002
38A/B/D8A-Page -2/1/2Front Axle Act
TRANSFER CASE CNTL
Cruise SwitchCRUISE CONTROL
21/34A8A-Page -2/1
BRN241.
TXL0.5ENG
&NP1/NP2/NP8
750
Ebc ModuleBRAKES
44A/B/C8A-Page -1Cruise Module/PTO Sw
CRUISE CNTL/PTO
34A/23A8A-Page -2
U1A_U1B
141 FRT_HTRPATC_SW241
BRK_PWR
441 VSC_IGN
CRUISEMDL_PTO41
(Page 19)
JFUSE_LBEC2
IGN3_TP2 AXLFRT_SW
CRUISE_SW
441 ZAB_PWR
Panel Set: 12
Power Distribution: Gas
K33010a_010_12
D-12PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
341 341
IP
HVAC HVAC
SA341
341
BODY BODY
541 541
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
A
541
HVACIB
A
1209207910A
IGN3B
10A12092079
300300
541SA541
341
IP IP
&Z55-Y91 &06&Y91 &Z55-Y91&06&Y91&36&Y91
&36&Y91&Z55-Y91
&36&Y91
&Z55-Y91&36&Y91
UPLEVEL
.341BRN
507
&CJ2/CJ3
IP0.35
65/68A8A-Page -3
TWP
Motor RH MixHVAC-DUAL ZONE
Lbec_54113-Page 8A-10A
POWER DIST
13-Page 8A-10A
POWER DISTLbec_541
.
TWP0.35BODY
&36&Y91
750
BRN541.
TWP0.35BRN
507
&Z55-Y91
BODY0.35 TWP
BODY
&36&Y91
750
BRN541
TWP0.35BODY
&06&Y91
750
BRN541.
.541
-1Rear Hvac
REAR HVAC
66A/B8A-Page
Relay-Level Comp1-Page 8A-43A
RIDE CONTROL
HVAC
65A/68A8A-Page -1Hvac Mdl
3-Page 8A- 65/68A
HVAC-DUAL ZONEMotor LH Mix
TWP
.341BRN
507
&CJ2/CJ3
HVAC
TWP
.541BRN
507
&06&Y91
BODY0.35
0.35
43A8A-Page -1
RIDE CONTROLRtd Module
15401495
FNA12H
Blk Asm- Rbec Sim001rbec_341
12193928
J1-8C
J8-B J8-C
0.35IP
&CJ2/CJ3
750
BRN341.
TWP
HVAC
&CJ2/CJ3
750
BRN341.
TWP0.35
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010Tuesday, September 24, 200213
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
REAR HEATED SEAT (LUXURY)
143A8A-Page -1
-
7
&C36/C69
BODY0.35 TWP
.541BRN
50
Left Rear Heated Seat Mod
TWP
.541BRN
507
Page 8A- 143A
REAR HEATED SEAT (LUXURY)Right Rear - Heated Seat Mod
2
SA541&06&Y91
750
BRN541.
TWP0.35BODY
&06&Y91
BODY0.35
TWP0.35BODY
&06&Y91
750
BRN541.
15328768
FNAUPC001lbec_541
Blk Asm - Lbec541
J4-BJ4-C
QS4
45A8A-Page -3
0.35 TWP
.341BRN
507
&CJ2/CJ3
HVAC
Qs4 Module
1532876812193930
J1-D12J1-D3
lbec_300UPC FNA
002
12193906
Blk Asm - Lbec5
Motor DefrostHVAC-DUAL ZONE
65/68A8A-Page -2
HVAC
&CJ2/CJ3
750
BRN341.
TWP0.35
2-Page 8A- 65/68A
HVAC-DUAL ZONEMotor Inlet
BODY0.35 TWP
.541BRN
507
&Z55-Y91
541
RRHTD_SEAT
RTD_IGN3
RTD_RLY
541 LRHTD_SEAT
RR_HVAC
LB541
541 LB541
QS4_IGN
MTR_DEFRMTR_RMIXMTR_LMIX MTR_INLET
IGN3_HVAC
Panel Set: 13
Power Distribution: Gas
K33010a_010_13
D-13PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGNITION SWITCH
ACCYIGN0START
SA1020
ENG ENG
IP1020
1020 1020
4 4 4
243
10A
A 10A
12092079
1390
1390 1390
SA4
A
12092076B
530 1020
4
43
10A
12092079TBC IGN0B
12092079SEO ACCYB
12092079
A
B TBC ACCY
10A
143
SA1390
IP IP IP IP IP
STG COL STG COL
A
B IGN0
A 25A
W/S WIPER
CRANK
10A
IP
ENG
5
806
12092079
A
B
.
CALF = LR4&NC1
4
&GAS
1390
GAS1=&LQ4/LQ9/LM7/LR4
M74
&GAS
GAS = L18/L59/LQ4/LQ9/LM7/LR4/LU3 MT1/MN8M30/M32/
.
RPO LEGEND
&YE9
&GAS
TBCJ4-B3251A/B-1
PcmENGINE CONTROLS
Page -48A- 20A/B/C
WURWUFR
1-Page 8A-27A
LCT TRANSMISSIONLct Tcm
YEL50
7
IP1.0 TWP
.143
010824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
14 Tuesday, September 24, 2002
3.0IP
1950
YEL5.
TWP
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
750
PNK1020.
TXL0.35ENG
IP0.35 TWP
.530WHT
507
J1-E8 J1-F8
J2-E J2-F
Blk Asm - Lbec3
12193906
001FNAUPC
lbec_4
12193930
J1-B1 J1-B2J1-D1
ubec_1020 001Blk Asm - Ubec Pcm/Tcm
UPC FNA
1219390512193906
J1-C9
J2-E11J2-F10
TBCJ4-A3251B-1
WURWUFR
A10 C1
C9
TWP
.342RED
5019
IP3.0
Rear Wiper Sw1-Page 8A-92A
REAR WIPER/WASH
7
IP0.35 TWP
.43YEL
50
1-Page 8A-133A
THEFT DETERRENTPasskey Snsr
12193906
Blk Asm - Ubec Eng Crank
12193905
001FNAUPC
ubec_5
J1-A3
J2-F3
Page -1Front Wiper Motor
FRONT WIPE/WASH
91A8A-Lct Tcm
LCT TRANSMISSION
27A8A-Page -1
7
&L18&M74
ENG0.35 TXL
.1020PNK
50
7
IP0.35 TWP
.1020PNK
50
-4Pcm
ENGINE CONTROLS
20A/B/C8A-Page
Auto TransENG CONTROLS
20A/B/C8A-Page -6
4 RRWPSW_PWR
1020 PKEY_IGN0
(Page 3)
IGNA_SW
142
1020 TRNSPWR1 TRNSPWR31020
ENG_CRANK
TBC_IGN0
TRNSPWR2 TRNS_PWR1 WSWP_PWR
TBC_ACCY
(Page 18)
SEO_ACCY
243
JFUSE_IGNB
(Page 11)
806
Panel Set: 14
Power Distribution: Gas
K33010a_010_14
D-14PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
639 639
SA3
SA639
12092079
A
B IGNE
10A
639
IP
IP ENGIP
3
3
639
639
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGNITION SWITCH
ACCLOCK
RUN
START
IGN1
&TR6
&TR6
-TR6
Clutch SwitchSTARTING & CHARGING
30A8A-Page -1
1219390612193905
FNAUPC001ubec_3a
Blk Asm - Ubec IGN1 Bus
J1-A9
J1-D10J1-F6 J2-F9
XCK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
15 Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03
STARTING & CHARGINGNsbu Switch
8A-Page -2 1-Page 8A- 30AIpc
INSTRUMENT PANEL CLUSTER
81A
EXTERIOR LIGHTING
110A/B8A-Page -8Turn/Hazard Sw
1-Page 8A- 105A
HEADLAMP LEVELINGRh Hdlp Level Mtr
1Headlamp Leveling Switch
HEADLAMP LEVELING (EXP)
105A8A-Page -
7
&TR6
IP0.35 TWP
.639PNK
50
.
TWP0.35IP
&TR6
750
PNK639
A2
-1Lh Hdlp Level Mtr
HEADLAMP LEVELING
105A8A-Page
TWP
.639PNK
507
&TR6
IP0.35
SA639
750
PNK639.
TWP0.35IP
-8S8
0.35IP
-TR6
750
PNK639.
TWP
639.
TXL0.35IP
&TR6
750
PNK
-1A/C Enable Relay
HVAC
64A8A-Page
Blk Asm IGN1 Bus16-Page 8A-10A
POWER DIST
PNK50
19
IP3.0 TWP
.3
IPC_IGNE
3 UBC3A_UBC3B
AC_RLY
639 NSBU_AUTOLHDLP_MTR639 HAZ_FDRHDLP_MTR HDLP_POT639 CLUTCH_MAN
Panel Set: 15
Power Distribution: Gas
K33010a_010_15
D-15PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
B3
539 1539
3
12092078
A 15A
O2B B
ENG ENG
12092078
A 15A
O2A
DOUBLE CRIMPDOUBLE CRIMPNOTE:NOTE:
Htd Oxy SnsrENG CONTROLS
20A/B/C8A-Page -7/9-11/7
CK EAU
POWER DISTRIBUTION (GAS)1 CKMCEPROD
16 Tuesday, September 24, 2002010
824
k33010asheet1schematic $IVEDWORK/k33010a__010
8:44:28 am
03 X
J2-D8 J2-E7
Blk Asm IGN115-Page 8A-10A
POWER DIST
-Page 8A-20A/B/C
ENG CONTROLSHtd Oxy Snsr
7/9-11/7
O2SENSB_P1539
3 UBC3A_UBC3B
539 O2SENSA_P
Panel Set: 16
Power Distribution: Gas
K33010a_010_16
D-16PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
BRKCLTCH
IP
SEO
739
739739
B3
A
B SEO IGN
10A
3
TBC IGN1
10A
12092078
A 15A
SIR B B/U LP
A 20A
12092079
3
39 1139 839
3 3
739
12092079
A
B
IP IP ENG IP
12092077
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
GAS1=&LQ4/LQ9/LM7/LR4GAS = L18/L59/LQ4/LQ9/LM7/LR4/LU3
CALF = LR4&NC1
RPO LEGEND
&8S8
SEO B1 FeedIPC
81A8A-Page -2
.739PNK
507
&ZX3
BRKCLTCH0.35 TWP
1-Page 8A-70A
REAR PARKING AIDRpa Module
POWER DIST
10A8A-Page -2Ign1 Relay
3-Page 8A-47B
SIR(SDM & PSIR)Psir Defeat Sw Ind
43B
MANUAL SELECTABLE RIDEMSR Switch
1-Page 8A-
TWP
.1139YEL
507
IP0.5
TBC251A-1 J4-A4
WUF / DIA/D
REAR DEFOG
61A8A-Page -1Rear Defog Relay
TWP
.739PNK
507
&Z75
IP0.35
0.5IP
&C99
750
YEL1139.
TWP
J8-C
1-Page 8A-112A
BACKUP LAMPS (UTILITY)Back Up Switch
1219392812193930
mbec_739 001Blk Asm - Mbec MSR/Rr Defog
UPC FNA
12193905
J1-F3
J5-D
Mbec1-Page 8A-148B
POWER ISRV MIRROR
J1-F5J2-F8
Blk Asm - Ubec IGN1 Busubec_3b 001UPC FNA
1219390512193906
J1-A6 J1-A7
0.35IP
750
PNK39.
TWP
0.35IP
750
PNK739.
TWP
k33010a824
01017
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
Tuesday, September 24, 2002
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
839 BULP_PWR
IGN1_RLY
DEFOG_COIL739IPC_SEOIGN739
AOS_PWR
RPA_MDL
TBC_IGN1
PSIR_PWR
MSR_PWR
Panel Set: 17
Power Distribution: Gas
K33010a_010_17
D-17PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
BODY
4540
243
IP
SEO
HDLNR UPFIT SEO
IP
4540
454045404540
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
UPLEVEL
UPLEVEL
Panel Set: 18
&06&Y91
750
ORN4540.
TWP0.5BODY
0.5 TWP
.4540ORN
507
&T79
IP
18-Page 8A-10A
Mbec4540Mbec4540
Rear Fog Lamp Relay
Heated Seat ModREAR HEATED SEAT (LUX)
143A8A-Page -2
1-Page 8A-106A
REAR FOG LAMP (EXP)
Mbec4540Mbec4540
10A8A-Page -18
Light Bar SwSEO
110F8A-Page -1
UgdoINTERIOR LIGHTING
114A/B8A-Page -1/11-Page 8A-143A
REAR HEATED SEAT (LUX)Heated Seat Mod
Blk Asm - Mbec SEO B1mbec_4540a 001UPC FNA
121939051219393015357030
J1-F11
J10-AJ8-D
&9L4
BRKCLTCH0.5 TWP
.243YEL
507
J6-A J8-E
0.35IP
750
YEL243.
TWP
Blk Asm - Mbec SEO B1mbec_4540b 001UPC FNA
12193905153287681219403312193930
J1-F7
J3-B
1-Page 8A-155A
MOBILE RADIORelay Fuse Center
18
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
Tuesday, September 24, 2002
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
010
BRKCLTCH
&5G4/5X7/5Y0/TRW
750
ORN4540.
TWP0.5
RRHTD_BAT
4540 LHHTD_BAT UGDO_P4540
SEO_B1
4540
SEO1_MBEC
(Page 8)
RRFG_RLY
MBEC4540
MBEC45404540
(Page 14)
SEO_ACCY
SEORLY_PWR
Power Distribution: Gas
K33010a_010_18
D-18PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
B
LFDOOR IP BODY4140
A 15A
DDM 842 842
12092078
10A
B12092079
A
B PDM842
3140
12092079 RR ECC
10AA
4240
IP
RFDOOR
4240
842
SB842
BODY IP3040
3040
3040
842
842SA842
SA3040
A 20A
AUX PWR212092077
B
IP
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 19
&06
&CJ2
ORN50
7
&YE9
IP0.5 TWP
.4240
POWER DISTBlk Asm - Lbec842b
1-Page 8A-130A/B
J1-A7J3-F J4-D
Blk Asm - Lbec4140lbec_4140 002UPC FNA
121939061219403515328768
ECC RR MdlECC REAR HVAC
69A8A-Page -1
POWER DIST
10A8A-Page -19Blk Asm - Lbec4140
19Blk Asm - Lbec2
POWER DIST
10A8A-Page -
TWP0.5RFDOOR
&YE9
750
ORN4240.
PDMJ2-14253A-1
2-Page 8A-19A/B/C
CIGAR LTR/AUX PWRRr Pwr Point
4140ORN
507
&YE9
LFDOOR0.5 TWP
.
UPC FNA
1219390615328768
J1-A10
J1-E10
J4-G
15401495FNA12H
Blk Asm- Rbec PDM Feed001rbec_4240
12193922
J1-7C
J7-C
Blk Asm - Lbec2lbec_842 003
J2-14254A-1
DDM
01019
PROD CKMCE1POWER DISTRIBUTION (GAS)CK EAU X03
Tuesday, September 24, 2002
8:44:28 am
$IVEDWORK/k33010a__010schematic sheet1
k33010a824
842 LKUNLK_RLY
RRECC_PWR3140
PDM_BAT1
DDM_BAT1
LB_4140
LB_4140842
(Page 12)
JFUSE_LBEC2
842
3040 AUX_RR
Power Distribution: Gas
K33010a_010_19
D-19PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
440(Page 2)
ENG ENG ENG IP339
3A
1039
A
B
Megafuse-175A
15305191
12193614
30
85
86
87
EDU Relay
B 12092079
A
B IPC/DIC
10A
1 1 11
3A
EDU
A
B 12092076
25A
12092078
A 15A
ECMRPCV 1
3A
2219
1
2840
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&LB7&LB7&LB7
Panel Set: 1
&LB7
&LB7
1Seo Mob Radio Fuse
MOBILE RADIO
155A8A-Page - 5-Page 8A-20D
ENGINE CONTROLSEcm
STARTING & CHARGING
30B8A-Page -2Battery
&LB7
750
GRA/BLK2219.
TXL0.5ENG
Hdlp Relay-Low1-Page 8A-40A
HORNSHorn Relay
50
PNK339.
TXL2.0ENG
1-Page 8A- 100A/B
HEADLPS(W/O HID)
&LB7
19
RpcvENGINE CONTROLS
20D8A-Page -5
J2-B9J2-D9 J2-E6 J1-F7BBAT_CBL
SD002
IPC/DICIPC Mdl
8A-Page -4 2-Page 8A-81AEdu
ENGINE CONTROLS
20D
schematic sheet1
k33010b551
0101
PROD CKMCE1POWER DISTRIBUTION (DIESEL)CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010
ACSRYJPR
=&9L4
1950
RED2.
FUSELINK2.0
HEADLPS(W/O HID)Hdlp Relay-High
1-Page 8A-100A/B
B
10-Page 8A-20D
ENGINE CONTROLSGlow Plug Term
12146365
GlowPlugTerm - MegaFuse12146365UPC FNA
001
A
00212103504
Ring Term-Mob RadioUPC FNA12103504
A
B
4-Page 8A-20D
ENGINE CONTROLSEdu
1 BAT_PWR
2840 IPC_PWR
HORN_PWR HDLP_LOW HDLP_HIGH
EDU_PWR1339 RPCV_BAT1039
MOBRADIO_PWR2 RPCV_CNTL
1042 GLOW_FD
EDU_PWR2
Power Distribution: Diesel
K33010b_010_01
D-20PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
(Page 1)
IP IP IP IP ENG ENG
A
B HVACB
10A
ECMB
A
B 1209207720A
A
B IGN A1531947840A
A 25A
STOP LP12092076
B12092078
A 15A
CIG LTR B W/S WASH
A
B12092078 15A
12092079440
1
142440
640
2540
4340 440 440
1 11
142
142
1 1 1
1540
&LB7
&LB7
Panel Set: 2
8A-Page -1W/S Wash RlyWASH/WIPE
91A
TWP0.5IP
&LB7
750
ORN640.
Main batt BusPOWER DIST
10B/102A8A-Page -1/4/7/8/91-Page 8A-30B
STARTING & CHARGINGUbec Sw Rly
CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010schematic sheet1
k33010b551
0102
PROD CKMCE1POWER DISTRIBUTION (DIESEL)
1-Page 8A-60A/65A/68A
HVACHvac Module
1-Page 8A-91A
WASH/WIPEW/S Wash Rly
6-Page 8A-20D
ENG CONTROLSEcm/Pcm
1-Page 8A-50A
DATA LINK CONNECTORData Link Connector Ecm/Pcm
ENG CONTROLS
20D8A-Page -6
&LB7
ENG0.8 TXL
.440ORN
507
J1-A5J1-B12 J1-D5J1-F12 J2-A8 J2-B8
1-Page 8A-27A
LCT TRANSMISSIONTcm
3.0IP
1950
RED142.
TWP 0.35IP
750
ORN4340.
TWP
2-Page 8A-110A
EXTERIOR LIGHTINGStop Lamp Sw
Cigar Lighter1-Page 8A-19A/B/C
CIGAR LIGHTER
FUEL SYSTEMFuel Pump Relay
1-Page 8A-22B
FPMP_RLY U1A_U1B1
440 TCM_BAT1540 STOP_LPSW
640 CIG_LTR
WS_COIL_FDWSHPMP_RLY142 RLY_BAT
440 ENG_BAT1
DLC_PWR
(Page 12)
IGNA_SW
BAT_HVAC
ENG_BAT2
Power Distribution: Diesel
K33010b_010_02
D-21PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
3440 3440
ENG IP IP IP4540
1 1
1140
B TBC BATT
10A
12092078
A 15A
SEO B1 B11
1 1
10403440
A
12092079
20A
12092077 B12092078
A15A
FOG LPS B AUX PWR1
A
Panel Set: 3
&EXPORT
IP7
50
ORN1140.
TWP0.35
110A/B
EXT LIGHTINGParklamp Relay
1-Page 8A-1-Page 8A-103A/C
FRT FOG LAMPSFog Relay
Aux Pwr Outlets 2 and 3CIGAR LIGHTER
19A/B/C8A-Page -1
J2-A12251A/B-1
TBC
schematic sheet1
k33010b551
0103
PROD CKMCE1POWER DISTRIBUTION (DIESEL)CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010
1219390612193905
FNAUPC003ubec_batt_dsl1
Blk Asm - Ubec Main Batt Bus (DSL)
&LB7&PTO
750
ORN3440.
TXL0.5ENG
FRT FOG LAMPS
103A/C8A-Page -1Fog Relay Com
J1-E4J2-B2 J1-C10 J1-D12
1-Page 8A-133A
THEFT DETERRENTPasskey Snsr
0.5 TWP
.4540ORN
507
IP
Pto RelayPTO
23A8A-Page -1
PKEY_PWR1140 SEO1_MBEC
(Page 15)
1040 AUX_PWR1PTO_RLY
FOG_BAT PRKLP_BATFGLP_FUSE
TBC_VBAT1
Power Distribution: Diesel
K33010b_010_03
D-22PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
INFOTAINMENT B1
SC001
12092078
A 15A
3240IP
1
SA3240
3240
32403240
IP
INFOJMPRINFOJMPR
NON-LUXURYLUXURY
Panel Set: 4
1-Page 8A-85A
ONSTAR - NON-LUXURYOnstar Module
Onstar ModuleONSTAR - LUXURY
85B8A-Page -1
3240.
TWP0.5IP
&U42&Y91
750
ORN
INFOJMPR
&UE1-Y91
750
ORN3240.
TWP0.5
ORN50
7
&U1S&Y91
IP0.5 TWP
.3240
ORN50
7
&U42-Y91
INFOJMPR0.5 TWP
.3240
.3240ORN
507
&Y91&U1S/U42/UE1
IP0.5 TWP
Cdx ModuleREMOTE CD PLAYER
153B8A-Page -1
4
PROD CKMCE1POWER DISTRIBUTION (DIESEL)CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010schematic sheet1
k33010b551
010
0.5 TWP
.3240ORN
507
&UE1-Y91
INFOJMPR
0.5IP
&UE1&Y91
750
ORN3240.
TWP
J1-C2
Rse ModuleINFOTAINMENT-RSE
88B8A-Page -1
SA3240
Rse ModuleINFOTAINMENT-RSE
88A8A-Page -1
Main Batt BusPOWER DIST
10B/102A8A-Page -1/2/7/8/9
12193905
FNA12H
Blk Asm - Mbec ONSTAR/RSE001mbec_3240
J1-B11
J9-H J9-J
0.5IP
-Y91
750
ORN3240.
TWP
12194035
Onstar ModuleONSTAR - NON-LUXURY
85A8A-Page -1
TWP
.3240ORN
507
&UE1&Y91
IP0.5
ONSTAR - LUXURYOnstar Module
1-Page 8A-85B
U1A_U1B
ONST_IP1
ONST_IP2
ONST_INFO1
ONST_INFO2
RSE_INFOPWR
RSE_IPPWR CDX_PWR
Power Distribution: Diesel
K33010b_010_04
D-23PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
INFOJMPR
IP
340 3740
12092078
A 15A
RADIO B RDO AMP
A
B 12092075
30A
1
IP IP/INFOJMPR
1
Panel Set: 5
Z75
UPLEVEL
NON-LUXURYLUXURY
INFOT-DAB/SDARS
87B8A-Page -1Dab/Sdars Module
Amplifier ModuleINFOTAINMENT
150B/C8A-Page -4
1.0 TWP
.340ORN
507
&UQ7-Y91
INFOJMPR
TWP
.340ORN
507
&UQ3/UQ5
IP1.0
1219390512194035
J1-C1
J9-E
mbec_340 002Blk Asm-Radio Infot
UPC FNA
X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010schematic sheet1
k33010b551
0105
PROD CKMCE1POWER DISTRIBUTION (DIESEL)CK EAU
INFOTAINMENT-RSARsa ModuleDab/Sdars Module
INFOTAINMENT-DAB/SDARS
87A8A-Page -1 3-Page 8A-150B
SA340
3-Page 8A-150C
INFOTAINMENT-RSARsa Module
0.5 TWP
.340ORN
507
&06/36/43&UQ7-Y91
INFOJMPRINFOJMPR
&U2K/U2L-Y91
750
ORN340.
TWP0.5
TWP
.340ORN
507
&UQ7&Y91
IP1.0
Radio ModuleINFOT-RADIO BASE/UPLEVEL
150A8A-Page -1
TWP
.340ORN
507
&YE9
IP0.5
1211008824F GT MXDIPB1
CIGAR LIGHTER
19C8A-Page -2Clock Feed
J1-F2J1-D4
1.0IP
&UQ7-Y91
750
ORN340.
TWP
0.5IP
&UQ7&Y91
750
ORN340.
TWP
INFOJMPRB1
1.0IP
&UQ7&Y91
750
ORN340.
TWP
1530521324M GT MXD
7
&U2K/U2L&Y91
IP0.5 TWP
.340ORN
50
Radio ModuleINFOT-RADIO NON-PREMIUM
150B8A-Page -1
Radio ModuleINFOT-RADIO PREMIUM
150C8A-Page -1
3740 AMP_PWR
DAB_INFOPWR RSA_INFOPWR
CLK_ANA340
RDIO_PWR
RDIO_IPPWR
RSA_IPPWR
DAB_IPPWR
RDIO_INFOPWR
Power Distribution: Diesel
K33010b_010_05
D-24PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP
BRKCLTCH2340
2340IP
BRKCLTCH900
900
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
1640 1640
SA1640
1
3340
1 1
2340
A 30A
SEO B2
25A
RR DEFOG
A
B 12092075
30A
A 30A
TREC12092075
B12092075
B12092079
A
B A/C COMP
10A
SUNROOF
A
B 12092076
1 1
IP IP IP IP IP1840
1640
3840
/NR4&CF5
&TRW/5G4
&NP1/NP8
Panel Set: 6
1-Page 8A-64A
A/C COMPRESSOR CONTA/C Enable Relay
J8-B
1219393012193905
FNAUPC
Blk Asm - Mbec SEO B2 (Beacon)001mbec_2340
J1-D12J1-E12
J8-A
1-Page 8A-110D
ROOF MOUNTED BEACONRoof Beacon Rly
3.0IP
&5G4/TRW
1950
ORN2340.
TWP
2.0IP
&NP8
1950
ORN1640.
TXL
1-Page 8A-61A
REAR DEFOGRR Defog Relay
1-Page 8A-38A/C/D
TRANSFER CASE CONTROLTrec Module
POWER SUNROOF
122A8A-Page -1Power Sunroof Sys
J1-E11 J1-B8 J1-C1
Blk Asm - Ubec Main Batt Bus (Dsl)ubec_batt_dsl2 003UPC FNA
1219390512193906
J1-B1J1-B11
551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
6
010
Transfer CaseTRANSFER CASE CONTROL
38D8A-Page -1
50
ORN1840.
TWP2.0IP
&C49
19
SUNRF_PWR3840
AC_COMP
1640 ATC_BATT
RRDFOG_RLY XFER_CASE
2340 SEO_B2
Power Distribution: Diesel
K33010b_010_06
D-25PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
742
15319478B
A
B ABS15319480
60A 30A1
SD001
J-CASE FUSES
1 1
442
1
242CHASSIS
STUD1
A 40A
A
B STUD215319477
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
-LU3
DOM D OMEXP EXP
Panel Set: 7
BEACON
&5Y0
1950
RED242.
TWP3.0
. GXL3.0
CHASSIS
=&T89-Z55#&T89&Z55&SERIES20
1950
RED742
B12103506
12103506
Stud 2&5Y0
UPC FNA002
A
3.0 GXL
.742RED
5019
&Z55&SERIES10&T89
CHASSIS3.0 GXL
.742RED
5019
=&Z55&SERIES20-T89#-Z55-T89
CHASSIS
1-Page 8A-119B
TRLR WIRING (DOMESTIC)Trlr Inline Connector
002
12103965
Stud1-Trlr
UPC FNA12103965
A
B
UPC
Stud 2 Trailer
12103506
12103506
A
B002
FNA
Main batt BusPOWER DIST
10B8A-Page -2/4/8/9
RED50
19
&Z55&SERIES10
CHASSIS3.0 GXL
.742
B
12162099
Stud1-Trlr
UPC FNA
12162099 002
A
Emer Light RelayBODY WIRING PROV
110E8A-Page -1
2/1-Page 8A-119A/B
TRAILER WIRINGMbec Trailer (Mbec 47)
CHASSIS
&Z55&SERIES10-T89
1950
RED742.
GXL3.0
15393170
J9-ASTUD_1 STUD_2
Blk Asm - Ubec Main Batt Bus (Dsl)ubec_batt_dsl3 002UPC FNA
12193906
RIDE CONTROLRelay-Level Comp
1-Page 8A-43A
TRLR WIRING (EXPORT)
119A8A-Page -1742 Blunt Cut
PROD CKMCE1POWER DISTRIBUTION (DIESEL)CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010schematic sheet1
k33010b551
0107
Abs MotorBRAKES
44A/B/C8A-Page -1
242 TRLR_PWR
U1A_U1B
TRLR_EXP
(Page 8) EXP
742 EXP(Page 8)
TRLR_DOM
ABS_MTR442
RTD_COMP
EMER_RLY
Power Distribution: Diesel
K33010b_010_07
D-26PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
1207786312088567
1340
SA642
642 642
1440
SA1440
25A
B RTDOORS
A
1440
B SEATS
IP
BODY
A
BODY
30A
1440
642
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
J-CASE FUSES
542
11 1
SE001
IP IP
A
B
MBEC11531947950A
BLOWERA
40A 15319478
B
642
42
42
25A
FLASHER12092076
B
2140 2240 4040
140
SA42
TBC 2B
A
B12092078 15A
12092078
42TBC 2C
A
B12092078 15A
A
IPIP IP
IP
4242
A 15A
TBC 2A B
J-CASE FUSES
11 1
SF001
IP IP
A
B
IgnB1531947840A
LBEC1A
50A 15319479B
342 42
Panel Set: 8
TWP
.42RED
5019
IP5.0
J5-D251A/B-1
001
12193905
Blk Asm - Mbec Seats
15357030
J1-B7
J10-EJ10-H
mbec_642UPC FNA
CK EAU X03
Tuesday, September 24, 2002
11:00:12 am
$IVEDWORK/k33010b__010schematic sheet1
k33010b551
0108
PROD CKMCE1POWER DISTRIBUTION (DIESEL)
1/4/3-Page 8A-60A/65A/68A
HVACBlower Motor
4040.
TWP0.5IP
750
ORN
TBC251A/B-1 J1-F J1-C251A/B-1
19
&AG1
BODY3.0 TWP
.1440ORN
50TWP
.2140ORN
507
IP0.5
POWER WINDOWS
120A8A-Page -2Right Door Sw
Page 8A-10B/102A
POWER DISTMain Batt Bus
1/2/4/7/9-
.542RED
5019
IP3.0 TWP
Main Batt BusPOWER DIST
10B/102A8A-Page -1/2/4/7/9
1440.
TWP3.0BODY
&AG2
1950
ORN
LR Window Sw1-Page 8A- 120A
POWER WINDOWS EXTERIOR LTS
110A/B8A-Page -3Flasher Module
Blk Asm - Ubec Main Batt Bus (Dsl)ubec_batt_dsl4 002UPC FNA
1539317115393172
J5-BJ6-A
ubec_batt_dsl5 002UPC FNA
15393168
J7-A J7-B
Blk Asm - Ubec Main Batt Bus (Dsl)
0.5IP
750
ORN2240.
TWP
J1-E12
lbec_42UPC FNA
001
12193906
Blk Asm - Lbec1
J1-A12
J1-B12 J1-E11
8A-140A
PWR SEATSDriver Seat Mod
2-Page
&YE9
1950
RED642.
TWP5.0IP
Pass Seat ModPWR SEATS
140A8A-Page -5
FLSH_MDL14042 LTDOORS
U1A_U1BU1A_U1B
342
JFUSE_IGNB
(Page12)
RTDOORS
BLW_MTR
DSM_BAT PSM_BATTBC_VBAT2A TBC_VBAT2CTBC_VBAT2B
Power Distribution: Diesel
K33010b_010_08
D-27PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
J-CASE FUSES
IP
A
B
LBEC21531947950A
842
1
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
842
SB842
BODY IP3040
3040
3040
842
842SA842
SA3040
A 20A
AUX PWR212092077
B
IP
B
LFDOOR IP BODY4140
A 15A
DDM 842 842
12092078
10A
B12092079
A
B PDM842
3140
12092079 RR ECC
10AA
4240
IP
RFDOOR
4240
&CJ2
&06
Panel Set: 903 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
9
010551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 2002
ubec_batt_dsl6 002UPC FNA
15393171
J5-A
Blk Asm - Ubec Main Batt Bus (Dsl)
J1-A10
J1-E10
J4-G
Blk Asm - Lbec2lbec_842 003UPC FNA
1219390615328768
PDMJ2-14253A-1
153287681219403512193906
FNAUPC002lbec_4140
Blk Asm - Lbec4140
J1-A7J3-F J4-D
ECC REAR HVAC
69A8A-Page -2ECC RR Mdl
TWP
.4140ORN
507
&YE9
LFDOOR
2-Page 8A-19A/B/C
CIGAR_LTR/AUX PWRRr Pwr Point
0.5
1-Page 8A-130A/B
POWER DISTLbec842b
750
ORN4240.
TWP
.4240ORN
507
&YE9
IP
TWP0.5RFDOOR
&YE9
0.5
J2-14254A-1
DDM
5.0IP
1950
RED842.
TWP
15401495FNA12H
Blk Asm- Rbec PDM Feed001rbec_4240
12193922
J1-7C
J7-C
1/2/4/7/8-Page 8A-10B/102AMain Batt BusPOWER DIST
Blk Asm - Lbec29-Page 8A-10B
POWER DIST
Blk Asm - Lbec414017/9-Page 8A-10 A/B
POWER DIST
842 LKUNLK_RLY
U1A_U1B
(Page 8)
LB_4140842 LB_4140
3040 AUX_RR
DDM_BAT1
PDM_BAT1
RRECC_PWR3140
842
JFUSE_LBEC2
JFUSE_LBEC2
(Page 9)
Power Distribution: Diesel
K33010b_010_09
D-28PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
12092079A
B
15A120920784WD
SA241
1209207530A
441
441
B
A
441
STG COL
141
10A
CRUISEB
10A
241
241
BRAKEB
300
A
HTR A/C
300
SA441
241
IP IP IP IP IP IP
41
300
A
12092079
300SA300
300
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGNITION SWITCH
IGN3HIRES 045-1
BTSI
010-10020-7
STEERWHL
TRNHAZ
.
034-1
POA STEERING COLUMN
100-2
138-1
HORN
021-2
/NR4
040-1
152-1
PASSLOCK 133-1
Panel Set: 10
091-1
PART#
110-8
PAGE 8A-
&JL4-NR4
CRUISEETC
300
NP1/NP8
IGNSWECM
HDLPWIPER
Ebc Module1-Page 8A-44A/B/C
BRAKES
TXL
.241BRN
507
&NP1/NP2/NP8
ENG0.5
BRN50
7
IP0.35 TXL
.441
Vses/TCS SwBRAKES
44A/B8A-Page -1
2/1/2-Page 8A-38A/B/D
TRANSFER CASE CNTLFront Axle Act
50
BRN241.
TXL0.5IP
&NP1/NP2/NP8
7
ENGINE16M GT 150 28015326085
N
2-Page 8A-23A/34A
CRUISE CNTL/PTOCruise Mdl/Pto Sw
J1-E2
J2-A
J1-C4J1-C5J1-D5 J1-E1 J1-C2
8A-60A/65A
HVACBlower Motor Sw
1/4-Page
7/1-Page 8A-20D/34A
CRUISE CONTROLCruise Switch
15326084
N IP16F GT 150 280
5/2/2-Page 8A- 44A/B/C
BRAKESZab Sw
TWP
.41BRN
507
IP0.35
15417597
003eau_ign_swSTRG Col Asm - IGN Sw
UPC FNA
3/2-Page 8A- 38A/C
TRANSFER CASE CNTLAtc Sw
CK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
10
010551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 X
BRK_PWR
VSC_IGN441 41 CRUISEMDL_PTO241 ATC_SW
AXLFRT_SW
441 ZAB_PWR 141 FRT_HTRP
CRUISE_SW
Power Distribution: Diesel
K33010b_010_10
D-29PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
341 341
IP
HVAC HVAC
SA341
341
A
541
HVACIB
A
1209207910A
IGN3B
10A
12092079
300300
541SA541
341
IP IP
BODY BODY
541 541
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&Y91&06
&Z55-Y91 &Y91&36
&Z55-Y91
&Y91&36
&Y91&36&Y91&36 &Y91&06
&Z55-Y91
&Z55-Y91
7
&CJ2/CJ3
HVAC0.35 TWP
.341BRN
50
Hvac Mdl1-Page 8A-65A/68A
HVAC
HVAC
&CJ2/CJ3
750
BRN341.
TWP0.35
TWP
.341BRN
507
&CJ2/CJ3
IP0.35
-23-Page 8A- 65/68A
HVAC-DUAL ZONEMotor RH Mix
0.35
Motor InletHVAC-DUAL ZONE
65/68A8A-Page
BODY
&Z55-Y91
750
BRN541.
TWP
Motor LH MixHVAC-DUAL ZONE
65/68A8A-Page -3
0.35 TWP
.541BRN
507
&Y91&36
BODY
50
BRN341.
TWP0.35IP
&CJ2/CJ3
7
0.35BODY
&C36/C69
750
BRN541.
TWP
12193928
rbec_341 001Blk Asm- Rbec Sim
12H FNA
15401495
J1-8C
J8-B J8-C
TWP
.541BRN
507
&Y91&36
BODY0.35
2-Page 8A- 65/68A
HVAC-DUAL ZONEMotor Defrost
0.35 TWP
.541BRN
507
&Y91&06
BODY
0.35BODY
&Y91&06
750
BRN541.
TWP
0.35 TWP
.341BRN
507
&CJ2/CJ3
HVAC Relay-Level CompRIDE CONTROL
43A8A-Page -1
BODY
&Y91&06
750
BRN541.
TWP0.35
Rtd Module
0.35 TWP
.541BRN
507
&Y91&06
BODY
1-Page 8A-43A
RIDE CONTROL
J1-D12J1-D3
1219393015328768
Blk Asm - Lbec5
12193906
002FNAUPC
lbec_300
0.35 TWP
.541BRN
507
&Y91&06
BODY
TWP0.35HVAC
&CJ2/CJ3
750
BRN341.
Left Rear Heated Seat Mod1-Page 8A-143A
REAR HEATED SEAT (LUXURY)
BODY
&Z55-Y91
750
BRN541.
TWP0.35
8A-10B
POWER DIST
J4-BJ4-C
11-Page 8A-10B
POWER DISTLbec_541
Lbec_54111-Page
SA541
Blk Asm - Lbec541lbec_541 001UPC FNA
15328768
REAR HEATED SEAT (LUXURY)
143A8A-Page -2Right Rear - Heated Seat Mod Rear Hvac
1-Page 8A-66A/B
REAR HVAC
010551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
11
541 LB541
LB541
RR_HVAC
IGN3_HVAC
RTD_RLY
RTD_IGN3
RRHTD_SEAT
541 LRHTD_SEAT
MTR_INLETMTR_DEFRMTR_RMIXMTR_LMIX
Panel Set: 11
Power Distribution: Diesel
K33010b_010_11
D-30PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
4 4 4
243
10A
A 10A
12092079
1390
1390 1390
SA4
A
12092076B
530 1020
4
43
10A
12092079TBC IGN0B
12092079SEO ACCYB
12092079
A
B TBC ACCY
10A
143
SA1390
IP IP IP IP IP
STG COL STG COL
A
B IGN0
A 25A
W/S WIPER
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SA1020
ENG ENG
IP1020
1020 1020
CRANK
10A
IP
ENG
5
806
12092079
A
B
IGNITION SWITCH
ACCYIGN0START
41390
&YE9
.
&LB7
&LB7M74
.
6-Page 8A-20D
ENGINE CONTROLSPcm
J1-F8
J2-E J2-F
12193930
lbec_4UPC FNA
001
12193906
Blk Asm - Lbec3
J1-B1 J1-B2J1-D1J1-E8
Ecm8A- 6-Page 20D
ENGINE CONTROLS
1.0IP
750
YEL143.
TWP
WUFRWUR
251A/B-1 J4-B3
TBC
750
WHT530.
TWP0.35IP
schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
12
010551
k33010bsheet1
3.0IP
1950
RED342.
TWP
Passkey SnsrTHEFT DETERRENT
133A8A-Page -1
Lct TcmLCT TRANSMISSION
27A8A-Page -1
TWP
.5YEL
5019
IP3.0
001ubec_1020
J1-C9
J2-E11J2-F10
1219390612193905
FNAUPC
Blk Asm - Ubec Pcm/Tcm
Lct Tcm1-Page 8A-27A
LCT TRANSMISSION
-1Rear Wiper Sw
REAR WIPER/WASH
92A8A-Page
ubec_5UPC FNA
001
12193905
Blk Asm - Ubec Eng Crank
12193906
J1-A3
J2-F3
Front Wiper Motor1-Page 8A-91A
FRONT WIPE/WASH
WUFRWUR
251B-1 J4-A3
TBC
0.35IP
750
PNK1020.
TWP
0.35IP
750
YEL43.
TWP
0.35ENG
&LB7&M74
750
PNK1020.
TXL
ENG0.35 TXL
.1020PNK
507
&LB7&M74
C1
C9
A10
4
PKEY_IGN01020
142
IGNA_SW
(Page 2)
806 ENG_CRANK
TBC_IGN0
TRNSPWR11020 TRNSPWR2 TRNS_PWR1 WSWP_PWR
TBC_ACCY
(Page 8)
JFUSE_IGNB
243
SEO_ACCY
(Page 15)
Panel Set: 12
Power Distribution: Diesel
K33010b_010_12
D-31PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGNITION SWITCH
ACCLOCK
RUN
START
IGN1
12092079
A
IP
639
3
3B IGNE
10A
12092078
A 15A
FUEL HTR B3
639 239
639SA639
IP
IP639
ENG ENG
SA3
639
&TR6
&TR6 OTHER
Rh Hdlp Level MtrHEADLAMP LEVELING
105A8A-Page -1Turn/Hazard Sw
EXTERIOR LIGHTING
110A/B8A-Page -81-Page 8A-30B
STARTING & CHARGINGClutch Switch
A/C Enable Relay1-Page 8A- 64A
HVAC
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
13
Nsbu SwitchSTARTING & CHARGING
30B8A-Page -1
010551
50
PNK239.
TXL0.5ENG
&LB7
77
&LB7
ENG0.5 TXL
.239PNK
50
TWP
.639PNK
507
&TR6
IP0.35
.
TWP0.35IP
&TR6
750
PNK639
8A-Page -8Fuel Heater
ENGINE CONTROLS
20D
TWP
.639PNK
507
-8S8
IP0.35
7
&TR6
IP0.35 TXL
.639PNK
50
0.35IP
-TR6
750
PNK639.
TWP
TWP
.3PNK
5019
IP3.0
Headlamp Leveling SwitchHEADLAMP LEVELING (EXP)
105A8A-Page -1
Glow Plug Mod10-Page 8A-20D
ENGINE CONTROLS
IpcINSTRUMENT PANEL CLUSTER
81A8A-Page -2
507
&TR6
IP0.35 TWP
.639PNK
Lh Hdlp Level Mtr1-Page 8A-105A
HEADLAMP LEVELING
J2-F9
J1-A9
J1-D10J1-F6 J2-D8
A2
SA639
IPC_IGNE
AC_RLY
639 LHDLP_MTR HAZ_FD NSBU_AUTO639HDLP_POT
GLOW_MOD
FUEL_HTRRHDLP_MTR639 CLUTCH_MAN
Panel Set: 13
Power Distribution: Diesel
K33010b_010_13
D-32PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
BRKCLTCH
IP
SEO
739
739739
3
439
3
39
B
IP ENG IP
12092078 PCMI
A
B B/U LP
A
3
12092077
20A
12092079
A
B SEO IGN
10A
739ENG IP
1139
3
839
3
15A
12092079
A 10A
TBC IGN1 B SIR
A
B12092078 15A
MANUAL SELECTABLE RIDE
43B8A-Page -1MSR Switch
0.5ENG
8A- 61A
REAR DEFOGRear Defog Relay
&LB7
750
PNK439.
TXL
1-Page
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
14
010551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
0.5IP
750
YEL1139.
TWP TWP
.739PNK
507
IP0.35TWP
.39PNK
507
IP0.35
YEL50
7
&C99
IP0.5
8-Page 8A-20D
ENGINE CONTROLSMaf Sensor
TWP
.1139
8A-Page -1Back Up Switch
BACKUP LAMPS (UTILITY)
112A
50
PNK439.
TXL0.5ENG
&LB7
7
POWER ISRV MIRROR
148B8A-Page -1Mbec
750
PNK739.
TWP0.35BRKCLTCH
&ZX3
Page -6Ecm
ENGINE CONTROLS
20D8A-
3Psir Defeat Sw IndSIR(SDM & PSIR)
47B8A-Page -
J8-C
12193905
FNAUPC
Blk Asm - Mbec MSR/Rr Defog001mbec_739
1219393012193928
J1-F3
J5-D
J1-F5J2-E7 J2-F8
1219390512193906
Blk Asm - Ubec IGN1 Bus (Dsl)ubec_lb7_3UPC FNA
001
J1-A6 J1-A7
J4-A4251A-1
TBC
A/DWUF / DI
PSIR_PWR
AOS_PWR
BULP_PWR839
ECM_IGN1
TBC_IGN1
MSR_PWR
MAF_P
739 DEFOG_COIL
Panel Set: 14
Power Distribution: Diesel
K33010b_010_14
D-33PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
HDLNR UPFIT SEO
IP
4540
454045404540
BODY
4540
243
IP
SEO
UPLEVEL
EXP
UPLEVEL
0.5 TWP
.4540ORN
507
&5G4/5X7/5Y0/TRW
BRKCLTCH
1/1-Page 8A-114A/B
INTERIOR LIGHTINGUgdo
TWP
.243YEL
507
IP0.35
Mbec4540Mbec4540
10A8A-Page -15
1-Page 8A-110F
SEOLight Bar Sw
Rear Fog Lamp Relay
0.5 TWP
.4540ORN
507
&T79
IP
1-Page 8A- 106A
REAR FOG LAMP (EXP)
Mbec4540Mbec4540
10A8A-Page -15
2-Page 8A- 143A
REAR HEATED SEAT (LUX)Heated Seat Mod
243.
TWP0.5BRKCLTCH
&9L4
750
YEL
8A-Page -1Relay Fuse Center
MOBILE RADIO
155A
010551
k33010bsheet1schematic $IVEDWORK/k33010b__010
11:00:12 am
Tuesday, September 24, 200203 XCK EAU
POWER DISTRIBUTION (DIESEL)1 CKMCEPROD
15
Heated Seat ModREAR HEATED SEAT (LUX)
143A8A-Page -1
0.5 TWP
.4540ORN
507
&06&Y91
BODY
Blk Asm - Mbec SEO B1mbec_4540b 001UPC FNA
12193905153287681219403312193930
J1-F7
J3-B J6-A J8-E
J1-F11
J10-AJ8-D
Blk Asm - Mbec SEO B1mbec_4540a 001UPC FNA
121939051219393015357030
SEO_B1
RRFG_RLY
4540
SEO1_MBEC
(Page 3)
MBEC45404540
SEORLY_PWR
SEO_ACCY
(Page 12)
RRHTD_BAT
LHHTD_BAT4540
4540 UGDO_P
Panel Set: 15
Power Distribution: Diesel
K33010b_010_15
D-34PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 1
ENGINE CONTROLS
20A/B/C8A-Page -8/14/11Low Oil Level Sw
FNAUPC12103507Gz 3 Rt - Diesel Eng
12103507
001
A
B
750
BLK/WHT451.
TXL0.8ENG
ENGINE CONTROLS
20C8A-Page -12Coil Asm - Driver
750
BLK/WHT451.
TXL0.5ENG
&M30/M32/M74/MN8/MT1
Page 8A-20A/B/C/D
ENGINE CONTROLSMAF Sensor & IAT
8/14/11/8-
Nsbu Switch11/17/14/11-Page 8A-20A/B/C/D
ENGINE CONTROLS
TXL
.451BLK/WHT
507
&L18
ENG1.0
1TCM Module
TRANSMISSION
27A8A-Page -
SA451
370
0031
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
Wednesday, May 30, 2001
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a
ZONE_03
M10M10
ZONE_04
Pcm/Ecm12/18/15/12-Page 8A-20A/B/C/D
ENGINE CONTROLS
BLK/WHT50
19
&L59/LM7/LQ4/LQ9/LR4
ENG1.0
451.
TXL
TXL
.451
0.5ENG
-LB7
750
BLK/WHT7
50
BLK/WHT451.
TXL0.8ENG
001
12103507
Gz 4 Rt - LU3 Engine12103507UPC FNA
A
BFNAUPC12103507Gz 4 Rt - L18 Engine
12103507
001
A
B
1.0ENG
&LU3
750
BLK/WHT451.
TXL
50
BLK/WHT451.
TXL0.8ENG
&L18/LB7&M74
7
001
12103507
Gz 3 Rt - Gas Eng12103507UPC FNA
A
B15405494
FNAUPC
Gz 4 Rt-Gen3 Engine
15405494
001A
B
-Page 8A-20A/B/C/D
ENGINE CONTROLSPcm/Ecm
12/18/15/12
0.8 TXL
.451BLK/WHT
507
ENG
550.
TXL0.8ENG
&LU3
750
BLK
ENG0.8 TXL
.451BLK/WHT
5077
&L18/LB7&M74
ENG0.8 TXL
.451BLK/WHT
50
TXL
.451BLK/WHT
507
=&L18&NC1#&L18/L59/LM7/LQ4/LQ9/LR4/LU3-NM2
ENG0.8
451.
TXL1.0ENG
&LB7
750
BLK/WHT
Page -12/18/15/12Pcm/Ecm
ENGINE CONTROLS
20A/B/C/D8A-
ENGINE CONTROLS
20A/B/CD8A-Page -12/18/15/12Pcm/Ecm TCM Module
1-Page 8A-27A
TRANSMISSION
LU3_GND
(Page 2)
ZN3_GAS
550
451 OIL_LVLTCM_GND2 TCM_GND1
(Page 17)
ZN4_L18
VGND_D MAF_GND
VGND_A
VGND_B
VGND_C NSBU_GND
Ground Distribution
K33014a_003_01
D-35PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 2
NYS
TXL
.550BLK
5019
&LU3
ENG2.0
A
B12110246
FNAUPC
Gz 6 Rt - Qs4 Gnd
12110246
001
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
003Wednesday, May 30, 20012
50
BLK550.
TXL0.8ENG
&PTO
7
0.8 TXL
.
ENG
550BLK
5019
&L59/LM7/LQ4/LQ9/LR4
1950
BLK550.
TXL2.0ENG
&L18 .550BLK
5019
&L59/LM7/LQ4/LQ9/LR4
ENG2.0 TXL
ENGINE CONTROLS
20A/D8A-Page -12/8Low Coolant Sw
.550BLK
507
=&03/43/53&TP2#&8B0
ENG0.5 TXL
TXL
.550BLK
507
&L59/LM7/LQ4/LQ9/LR4/LU3
ENG0.35
Low Coolant Sw18/12-Page 8A- 20B/C
ENGINE CONTROLS
-Page 8A- 20B
ENGINE CONTROLSEven Ign Coils/Driver
16
ENGINE CONTROLS
20B8A-Page -15Odd Ign Coils/Driver
SB550
19
ENG0.8 TXL
.550BLK
50
AUX/DUAL BATTERY
17A8A-Page -1Aux/Dual Batt Solenoid
ENGINE CONTROLS
20B8A-Page -18Flex Fuel Sensor
M10
GENERATOR_BRACKET_GNDZONE_05
M10
&L18/L59/LB7/LM7/LQ4/LQ9/LR4/LU3
ENG0.35 TXL
.550
50
BLK7
00112103505FNAUPC
Gz 5 Rt - L18 Eng
12103505
A
B
ENG1.0 TXL
.550BLK
5019
-LB7/LU3
TXL0.8
&L18
750
BLK550
ENG
.
50
BLK550.
TXL0.35ENG
&L18/LB7
7
12146745 001A
B
PTOPTO Connector
12146745
Gz 5 Rt - Eng Strap
UPC FNA
23A8A-Page -1
.
TXL0.5ENG
7
&L18/JF4/KUP-LB7
50
BLK550
&L18
0.8 TXL
.
ENG
550BLK
507
Odd Ign Coils/Driver9-Page 8A- 20A
ENGINE CONTROLS
1950
BLK550
ENG
.
TXL0.8
&L59/LM7/LQ4/LQ9/LR4
001
08917180
Gz 5-Ground Strap
UPC FNA08917180
AB
21A8A-Page -1ETC Module
ELEC THROTTLEA/C COMP CTRLA/C Clutch
1-Page 8A-64A
12015909
Gz 5 Rt - LU3 Eng12015909UPC FNA
001A
B
.
TXL0.8ENG
BLK7
50
550 .550BLK
5019
&LB7
ENG1.0 TXL
HVACPSI Cycling Sw
2-Page 8A-65A/68A
15355130FNAUPC
Gz 5 Rt - Gen3 Eng
15355130
001A
B
SA550
ENGINE CONTROLS
20A8A-Page -10Even Ign Coils/Driver
BLK550.
TXL0.8ENG
&L59
750
-3QS4 Mdl
FOUR WHEEL STEERING (QS4)
45A8A-Page
QS4_GND650
IGNC_GND4
LCOOL_GND2
IGNC_GND1 IGNC_GND2IGNC_GND3
TP2_GND
(Page 1)
ZN3_GAS
550(Page 12)
KXB_GND5
LCOOL_GND1
ZN7_DIESEL
(Page 3)(Page 17)
ZN5_SPLICE
PSI_GND PTO_GNDETC_GNDACCLTCH_GND
FLXFL_GND
COM_ZONE5
(Page 13)550
Ground Distribution
K33014a_003_02
D-36PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&TP2/8B0
Panel Set: 3
-LU3&LU3
&LB7/8Y9
Knock Sensor Lh8/14-Page 8A-20A/B
ENGINE CONTROLSSTART & CHARGE
30A/B8A-Page -1Motor Starter
START & CHARGE
30A8A-Page -2Battery Negative
A
B
START & CHARGE
30
001
12176386
Gz 6 Rt - LU3 Batt Neg
UPC FNA12176386
8A-Page -2Generator Asm
CASE_6CASE_SW
M10
ZONE_06 ZONE_07
M10 eau_gnd_engFNAUPC
Ground Engine002
CASE_1 CASE_2 CASE_3 CASE_4 CASE_5
Battery Negative2-Page 8A-30A/B
START & CHARGE
Page 8A-20A
ENGINE CONTROLSOdd Spark Plugs
9-
UPCFNA12146360
001
A
B
Gz 7 Rt - Sec Batt Neg12146360
38B8A-Page -1Level Asm - Trfr Case
XFER CASE CONTROL
Battery Negative1-Page 8A-30B
START & CHARGE
001
15326560
Gz 6 Rt - Batt Neg
UPCFNA15326560
A
B
ENGINE CONTROLS
20A8A-Page -10Even Spark Plugs
12103507
Gz 5 Rt - LB7 Eng12103507UPC FNA
001
A
B12146362 001Gz 7 Rt - TP2 Batt Neg
12146362FNA UPC
A
B
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
0033 Wednesday, May 30, 2001
-Page 8A-17A
AUX/DUAL BATTERYAux/Dual Batt Negative
1
Page -8Knock Sensor Rh
ENGINE CONTROLS
20A8A-
650 LU3_NEG BAT_ZONE6650
BAT_ZONE7750
550
ZN7_DIESEL
(Page 2)
STARTER_GND
CASE_SW CASE2 ALT_GNDKNK_GND1
KNK_GND2CASE3
AUXBAT_GND750
Ground Distribution
K33014a_003_03
D-37PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&5Y0NP2/NP3
PICKUP
-NQ7&LB7
SUT & SUB DOMESTIC
&UY7
Panel Set: 4
ZX3
SUB EXPORT
NP1/NP8
12103506FNAUPC
Gz 21A Rt - 4WD NP2
12103506
001
A
B
Backup Alarm1-Page 8A-112A
BACKUP LAMPS
&NP2/NP3
4WDRV0.5 GXL
.2150BLK
507
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
0034
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
Wednesday, May 30, 2001
-Page 8A-119B
TRAILER WIRINGTrailer Bundle
1
3.0 GXL
.1750
CHASSIS
BLK50
19
&SERIES10&Z55
Trailer Bundle1-Page 8A-119B
TRAILER WIRING
BLK50
19
=&UY7&SERIES10/SERIES20-T89#&06&SERIES10&T89
CHASSIS1.0 GXL
.1750BLK
CHASSIS0.5 GXL
.2150
507
&906/36&L18/LM7/LQ4/LQ9/LR4/LU3-NQZ-T89
Mtr Bus Block/Splice6-Page 8A-110A/B
EXTERIOR LIGHTINGSecondary Pump
2-Page 8A-
FUEL SNDR/PUMP
22E
12103511FNAUPC
Gz 17 Rt - Rr Shock
12103511
001
A
B
RIDE SELECT
43B8A-Page -1RR Shock
FNA12103502
Gz 21A Rt - NP1/NP8
UPC12103502 001
A
B
15326149FNAUPC
15326149
A
B001
Gz 17 Rt - UT-HD Trlr
RIDE SELECT
43B8A-Page -1LR ShockFrt Axle Sw Asm
1-Page 8A- 38B
XFER CASE CNTL
8A-110A/B
EXTERIOR LIGHTING
-1ABS Pump
Rear Lps - Bussing Block6-Page
VSES/ABS
44A/B/C8A-Page
BODY WIRING PROV
110E8A-Page -1Emer Light Gnd
TRAILER WIRING
119A8A-Page -2Trailer Bundle
Page 8A-38A/D
XFER CASE CNTLFrt Axle Sw Asm
2-
2Trailer Bundle
TRAILER WIRING
119A8A-Page -
FNAUPC
Ring Term-RTD Compr
12162099
A
B00212162099
19
&SERIES36&T89
CHASSIS3.0 GXL
.1650BLK
50
CHASSIS1.0 GXL
.1650
5019
BLK
&UY7&SERIES36
FNAUPC
Gz 21B Rt - Fuel Tank
15326568
001
A
B
0.8CHASSIS
&ZX3
750
BLK1750.
GXL
15326568
Secondary Pump2-Page 8A-
FUEL SNDR/PUMP
22H
RIDE CONTROLRTD Compressor
1-Page 8A- 43A22G
FUEL SNDR/PUMP
8A-Page -2Secondary Pump
Xfr Case Lever Asm1-Page 8A- 38B
XFER CASE CNTL
Fuel Pump1-Page 8A-22B/E/F/G/H
FUEL SNDR/PUMP
B00115326570
FNAUPC
Gz 16 Rt - Trlr (36 Series)
15326570
A
&8S3
CHASSIS0.8 GXL
.1650BLK
507
50
2150. GXL0.5
CHASSIS
BLK
&03/43/53&L18/LM7/LQ4/LQ9/LR4/LU3-NQZ-T89
7
&53&SERIES10/SERIES20&T89
1950
BLK
CHASSIS
1750.
GXL5.0
50
2150.
GXL0.5CHASSIS
BLK
&906&T89&L18/LM7/LQ4/LQ9/LR4/LU3-NQZ
7
.2150BLK
5019
&NP1/NP8/NR4
4WDRV
TRANSFER CASE CNTL
38A/C/D8A-Page -1Trec Mdl
3.0 GXL
12103965FNAUPC
Gz 16 Rt - SEO Gnd
12103965
001
A
B
M6.3
00215326158FNAUPC
Gz 17 Rt - PU Exp Trlr
15326158
A
B
M6
ZONE_16
M6
ZONE_17
M8
ZONE_21
00115326570FNAUPC
Gz 21A Rt - ABS Mdl
15326570
A
B
1650 TRLR_GND2
TREC_GND1
AXLE_GND2150
RRLP_GND
2150 FPMP_GND
SEC_GND1SEC_GND2SEC_GND3
TRLR_GND5
TRLR_GND4ABS_MTRGND2150
BU_ALARM4WD_GND12150
1750 RRSHOCK_GND
LRSHOCK_GND
TRLR_GND11750
EMRLT_GND1650
RRLP_GNDCLVL_GND
4WD_GND2
Ground Distribution
K33014a_003_04
D-38PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
W/O SNOWPLOW
&NYS
W/ SNOWPLOW
&VYU
&T65
43
&UY7
Panel Set: 5
&Z75
ZX3
HEADLAMP LEVELINGHdlp Level Sw
1-Page 8A-105A
50
BLK2851.
GXL5.0CHASSIS
&JL4
19
001FNA UPC15326158Gz 1 Rt - Fwd Lamp
15326158
A
B001
A
B15326149UPC FNA15326149
Gz 15 Rt-Trlr (35Series)
50
BLK
7M M/P 15012047933
F
150.
TWP0.8FWDLP
&VYU
7
FWDLP0.8 TWP
.150BLK
507
&06&TR2
FWDLP
HEADLAMPS (W/O Z75)
100A8A-Page -1Rh High Beam (Export)
Primary Batt Negative2-Page 8A-30A/B
START & CHARGE
001
12146364FNAUPC
12146364Gz 1 Rt - Batt Neg
A
B
750
BLK150.
TWP0.8FWDLP
-VYU-Z75-T90-TR2
EXT LIGHTING (EXP)
110B8A-Page -5Rh Repeater Lamp
TWP0.5FWDLP
&TR6-Z75
750
BLK150.
B15317690
FNAUPC
Gz 28 Rt - VSES
15317690
003
A
REAR FOG LAMP (EXP)
1068A-Page -2RH Fog Lp
Rh Park/Turn5-Page 8A- 110A
EXTERIOR LIGHTING
VSES Module1-Page 8A- 44A
VSES W/ABS
.150BLK
507
&7Z1
FWDLP0.5 TWP
HEADLAMP LEVELING
105A8A-Page -1Rh Hdlp Level Mtr
TRAILER WIRING
119B8A-Page -1Trailer Bundle
BLK50
7
-Z75
FWDLP0.5 TWP
.150
100A8A-Page -1Rh High Beam (Domestic)HEADLAMPS (W/O Z75)
0.8 TWP
.150BLK
507
&Z75
FWDLP
RR Defog Grid1-Page 8A- 61A
REAR DEFOG
750
BLK150.
TWP0.35FWDLP
&TR6
0.5 GXL
.2250BLK
507
&53&T79
CHASSIS
Rh Low Beam1-Page 8A- 100A
HEADLAMPS
0.8 TWP
.150BLK
507
=&06&T90
FWDLP
=&06/36&T96#&53&Y91&T96
750
BLK150.
TWP0.8FWDLP
1950
BLK1550.
GXL
Rear Lps - Bussing Block6-Page 8A-110A/B
EXTERIOR LIGHTING
1.0CHASSIS
&UY7&SERIES35
15326568
A
B001
15326568
Gz 15 Rt - Frt Shock
UPC FNA
LH Fog Lp2-Page 8A- 106
REAR FOG LAMP (EXP)
0.5 TWP
.150BLK
507
&TR6
FWDLP
RR Fog Lp (Utility)1-Page 8A-106A
REAR FOG LAMP (EXP) Trailer Bundle2-Page 8A-119A
TRAILER WIRING
43B8A-Page -1LF Shock
RIDE SELECT
7
&VYU
FWDLP0.8 TWP
.150BLK
50
12103513FNAUPC
Gz 26 Rt - 43 Defog
12103513
001A
B
-1Rh Fog LampFOG LAMPS
103A/C8A-Page
FWDLP
&06&TR2
750
BLK150.
TWP0.8
Page 8A- 45A
FOUR WHEEL STRGQS4 Module Case
3-
GXL
.1550BLK
5019
&SERIES35&T89
CHASSIS3.0
Rh High Beam1-Page 8A-100B
HEADLAMPS (W/Z75)
1950
BLK150.
TXL1.0FWDLP
SB150
GROUND DISTRIBUTION
5
BETA2 CKMC031CK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
003Wednesday, May 30, 2001
HORN
40A8A-Page -1Rh Horn
7F M/P 15012047938
SNOPLWF EXT LIGHTING (EXP)
110B8A-Page -4Rh RN Gnd
0.8CHASSIS
&ZX3
750
BLK1550.
GXL
&Z75
750
BLK150.
TWP0.5FWDLP
0.5FWDLP
-Z75-TR6
750
BLK150.
TWP
FWDLP0.5 TWP
.150BLK
507
=&03/43&T96#&53&T96-Y91
EXTERIOR LIGHTING
110A8A-Page -5Rh Park/Turn
Rh Fog Lamp1-Page 8A- 103A
FOG LAMPS
15326568
001
A
B
FWDLP0.8 TWP
.150BLK
507
&Z75
15326568FNAUPC
Gz 22 RR Fog Lp
100B
HEADLAMPS (Z75)
-Rh HID Lp
1Page 8A-
RIDE SELECT
43B8A-Page -1RF Shock
0.5 0.5 GXL
.2250BLK
507
&53&T79
CHASSISCHASSIS
&06&SERIES10&T79
750
BLK2250.
GXL
M6
QS4CASE
M6
ZONE_01 ZONE_15
M8M8
ZONE_22 ZONE_26
M6
ZONE_28
eau_gnd_frame 003Ground Frame
UPC FNA
EXTERIOR LIGHTINGRF Side Marker
6-Page 8A- 110BRh DRL
1-Page 8A-102A/B
DRL
RHPRK_GND1
RHFOG_GND2150 RHDRL_GND RHHI_GND3
1550 TRLR_GND3
RRLP_GND
RSDMKR_GND
RH_RRFOGUT_RRFOG
CASE_QS4
RHMTR_GND
HDLPLVL_GND
RHRPTR_LP
RHHI_GND2
LH_RRFOG
RHPRK_GND2 RHID_GND
RHTRN_GND
TRLR_GND6
VSES_GND
RHFOG_GND1
150
ZN1_FWDLP
(Page 6)
1550 RFSHOCK_GNDBAT_ZONE1150 LFSHOCK_GND DFOG_432650
HORN_GND2 RHLOW_GND1
RHHI_GND1
Ground Distribution
K33014a_003_05
D-39PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
W/ SNOWPLOWW/O SNOWPLOW
&Z75
W/O LU3
Panel Set: 6
&T65
ALL ENGINES
&VYU
Lh Hdlp Level Mr1-Page 8A-105A
HEADLAMP LEVEINGLF Side Marker
4-Page 8A-110B
EXT LIGHTING (EXP)
FWDLP0.8 TWP
.150BLK
507
&YE9
150BLK
507
&TR6
FWDLP0.5 TWP
.
LH Turn Lp4-Page 8A-110B
EXT LIGHTING (EXP)
7
FWDLP1.0 TWP
.150BLK
50&06&TR2
750
BLK150.
TWP0.8FWDLP
81A8A-Page -1Low Washer Sw
IP CLUSTER
SA150
FWDLP0.8 TWP
.150BLK
507
&VYU
LH Horn1-Page 8A- 40A
HORN
schematic sheet1
k33014a370
0036 Wednesday, May 30, 2001
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003
DRL
102A/B8A-Page -1Lh DRL
BLK50
7
&C25
LH Fog Lamp1-Page 8A-103A/C
FOG LAMPS
REAR WIPER/WASHER
92A8A-Page -1RR Washer Pump Mtr
FWDLP0.5 TWP
.150 &L18/L59/LB7/LM7/LQ4/LQ9/LR4
750
BLK150.
TWP0.8FWDLP
8A-Page -4LH Park/Turn
-VYU-Z75-T90-TR2
750
BLK150.
TWP0.8FWDLP
EXTERIOR LIGHTING
110A
150BLK
507
=&06&T90
FWDLP0.8 TWP
.
EXT LIGHTING (EXP)
110B8A-Page -5LH Repeater Lamp
50
BLK150.
TWP0.5FWDLP
7
FWDLPF120479337M M/P 150
TWP0.8FWDLP
&06&TR2
750
BLK150.
120479387F M/P 150SNOPLWF
Lh Park/Turn4-Page 8A- 110A
EXTERIOR LIGHTING
1-Page 8A-91A
WIPER/WASHERWasher Pump Mtr
FWDLP0.8 TWP
.150BLK
507
&Z75
=&06/36&T96#&53&Y91&T96
750
BLK150.
TWP0.8FWDLP
.150BLK
507
=&03/43&T96#&53&T96-Y91
FOG LAMPS
103A8A-Page -1LH Fog Lamp
FWDLP0.8 TWP
750
BLK150.
TWP0.5FWDLP
&VYU
750
BLK150.
TWP0.8FWDLP
LHFOG_GND2 LHDRL_GND150
LSDMKR_GND LHMTR_GNDLHRPTR_LP LHTRN_GND
LHPRK_GND1LHPRK_GND2
WSHLVL_GND
(Page 5)
ZN1_FWDLP
HORN_GND1RRWP_GND
WSHPMP_GNDLHFOG_GND1
Ground Distribution
K33014a_003_06
D-40PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
LH SPLICE
Panel Set: 7
.1050BLK
507
IP0.35 TWP
&AU3-YE9
LFDOOR0.35 TWP
.1050BLK
507
8A-Page -4/3Hdlp Switch
INTERIOR LIGHTING
114A/BPage -1Cluster
IP CLUSTER
81A8A-
1950
BLK1050.
TWP3.0IP
138A
BTSIBTSI Sw
1-Page 8A-
.1050BLK
507
IP0.35 TWP
DLCData Link Conn
1-Page 8A- 50A1-Page 8A- 91A
FRT WASH/WIPEFrt Wiper Motor
CK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003 Wednesday, May 30, 2001schematic sheet1
k33014a370
0037
BETA2 CKMC031GROUND DISTRIBUTION
50
BLK1050.
TWP0.35IP
7 750
BLK1050.
TWP0.35IP
750
BLK1050.
TWP0.8IP
TWP1.0IP
750
BLK1050.
IP2.0 TWP
.1050BLK
5019
GND
J1-4254A-1
DDM
SA1050
TWP0.35LFDOOR
-YE9
750
BLK1050.
PWR DOOR LOCKS
130A/B8A-Page -1Door Lock Relay
130A8A-Page -2LF Mini Wedge
PWR DOOR LOCKS
BLK7
50
1050.
TWP0.8IP
1950
BLK1050.
TWP3.0IP
1-Page 8A-118A
CMPRT LAMPSU/H Lamp
114A/B8A-Page -3/2LH CTSY Lamp
INTERIOR LIGHTING
PWR DOOR LOCKSDrvr Lock Sw
5-Page 8A-130A
3.0 TWP
.1050BLK
5019
&YE9
LFDOOR
J1-F6
J3-D
LFDOOR
Blk Asm-LBEC
1219390612194035
eau_lbec_1050UPC FNA
002
J1-J3-
IP
TRANSFER CASE
38A/C/D8A-Page -3/2/3Xfer Case Switch
(Page 8)
MBEC_1050
1050 4WDSW_GND
IPCTSY_GND1
(Page 9)
LH_SPLICE
LFBKLT_GNDDDM_GND
1050 DRLK_GND
HDLP_GND2
BTSI_GND
UHLP_GND
LFAJAR_GND
IPCDIM_GND
DLC_GND2MTR_WPGND
Ground Distribution
K33014a_003_07
D-41PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&5X7/5Y0
HDLNR SPL
/TRW/5G4
Panel Set: 8
8A-114A/B
INTERIOR LIGHTINGMap Reading Lps
2/1-Page 110A8A-Page -2CHMSL Module
EXTERIOR LIGHTING
MSR
43B8A-Page -1MSR Switch
114A8A-Page -1B-Pillar Dm/Rdg Lp
INTERIOR LIGHTING
50
BLK1050.
TWP0.35HDLNR
=&706-YE9#&906&YE9-U42
7
114A8A-Page -2C-Pillar Dm/Rdg Lp
INTERIOR LIGHTING
0.35 TWP
.1050
INTERIOR LIGHTING
114A8A-Page -2C-Pillar Dome Lp
BLK50
7
&06&CJ2&YE9
HDLNR
INTERIOR LIGHTING
114A8A-Page -1RH Sunshade Illum
0.35BRKCLTCH
&ZX3
750
BLK1050.
TWP
HDLNR19
50
BLK1050.
TWP1.0
Page -4PCAT Sensor/Mtr
HVAC
68A8A-
BLK50
7
&03/06/36/43/53
HDLNR0.5 TXL
1050
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
003Wednesday, May 30, 20018
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
HDLNR
&706&YE9-U42
750
BLK1050.
TWP0.3550
BLK1050.
TWP0.35HDLNR
&03/43/53&YE9-Y91
7
110E8A-Page -1Emer Light Rly
EMERGENCY LIGHT
SB1050
1050BLK
507
&5X7
BRKCLTCH
WRECKER PKGWrecker Pkg Relay
1-Page 8A-110C
RR Pcat Sensor Asm1-Page 8A- 69A
ECC RR HVAC
0.5 TWP
.
MbecTRAILER WIRING
119A8A-Page -2
7
&CJ2
HDLNR0.35 TWP
.1050BLK
50
BLK
HDLNR
1050.
TWP0.5
=&06/36&YE9#&53&Y91
750
114A/B8A-Page -2B-Pillar Dome Lp
INTERIOR LIGHTING
BLK1050.
TWP0.5HDLNR
&03/43/53
HDLNR
=&06/36/43-YE9#&03/53
750
BLK1050.
TWP0.35750
J1-D9
J3-C
HDLNR
BRKCLTCH
J5-E
BRKCLTCH
J8-F
J9-A
INFOJMPR
Frt Aux HVAC Mdl2-Page 8A- 69A
12194035J9-12193930J8-12193928
J3-
Blk Asm-MBEC
1219390515328768
eau_mbec_1050UPC FNA
003
J1-
J5-
IP
ECC RR HVACINTERIOR LIGHTINGLH Sunshade Illum
1-Page 8A-114A
7
=&06/36&YE9#&53&Y91
HDLNR0.35 TWP
.1050BLK
148B8A-Page -1Mirror/CompassISRV MIRROR
50
0.35HDLNR
&06&CJ2
750
BLK1050.
TWP
ROOF MTD BEACONLight Bar Sw
1-Page 8A-110C/D/E
.
TWP0.35HDLNR
=&06/36&YE9#&53&Y91
750
BLK1050
&06/36/43&YE9
750
BLK1050.
TWP0.35HDLNR
50
BLK1050.
TWP0.5BRKCLTCH
&5Y0
7
114A/B8A-Page -1O/H Reading Lps
INTERIOR LIGHTING
(Page 7)
DOME_GND2
1050
MBEC_1050
MAPLP_GND2 MAPLP_GND1MDOME_GND ISRVM_GND
SEO_GND
1050 TRLR_GNDR
SEO_WCKGNDSEO_EMGND
DOME_GND1 PCAT_SENS
MSR_GND
CHMSL_GND1RR_PCAT
1050
AUX_GNDLVNTY_GND RVNTY_GND RRDOME_GND
Ground Distribution
K33014a_003_08
D-42PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
-YE9
&CJ2
-YE9
Panel Set: 9
CJ3
U84
&06/E52/ZW9
&CJ3
&TRW/5G4
U84
C42/CJ2
&03/53
Roof Mkr Lamps8-Page 8A-110A
EXTERIOR LIGHTING
ZONE_23
M6
IMPMODCASE PKBRKCASESDMCASE
M6
ZONE_10 DIVANTCASE
12129136C IP
4F M/P 280
151A8A-Page -1Impedance Match Mdl
DIVERSITY ANT
schematic sheet1
k33014a370
0039
BETA2Wednesday, May 30, 2001
CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003
TWP0.5BODY
750
BLK2351.
3.0HVAC
&C42/CJ3
1950
BLK.
TWP
1050 50
BLK2351.
TWP
110D
ROOF MTD BEACONBeacon Gnd
1-Page 8A-
0.8BODY
&Z55
7
750
BLK1050.
TWP1.0CONSOLE
&UQ7-Y91
43A8A-Page -1RTD Module
RIDE CONTROL
&UQ7-Y91
CONSOLE0.8 TWP
.1050BLK
507
12103514
Gz 23 Rt - BODY12103514UPC FNA
001A
B
.2351BLK
507
&03/53&TRW/5G4
BEACON0.8 TWP
TWP0.8CONSOLE
&UQ7-Y91
750
BLK1050.
TWP
.2351BLK
507
&AL0
BODY0.5
0.5 TWP
.1050BLK
507
&CF5
RFMKR
CIGAR/AUX PWR
19B8A-Page -1Cigar Lighter
HVAC-DUAL ZONE
68A8A-Page -3Frt Blower Mtr
POWER SUNROOFPower Sunroof
1-Page 8A-122A -1APO Bin 1
CIGAR/AUX PWR
19B8A-Page
UPC FNA12162098
A
B001
12162098
Gz 23 Rt - TRW(03/53/16)001
FNAUPC12103514Gz 23 Rt - Seats
12103514
A
B
Sdm1-Page 8A-
SIR
47A/B
110D8A-Page -1Beacon Relay
ROOF MTD BEACON
001
12103513
Gz 10 Rt - HVAC (CJ3/C42)
UPC FNA12103513
A
B
TWP
.BLK
5019
&C42/CJ2
HVAC3.0
1050
8A-Page -1Sunroof Relay
POWER SUNROOF
122A
151A
DIVERSITY ANTDiversity Ant Mdl
1-Page 8A-
&UQ7-Y91
CONSOLE0.8 TWP
.1050BLK
507
60A/65A8A-Page -1/4Blower Mtr Res Asm
HVAC
47AB
12103513FNAUPC
Gz 10 Rt - HVAC (CJ2/C42)
12103513
001A
B
SIRSDM Module
1-Page 8A-
&CF5
1950
BLK1050.
TWP2.0RFMKR
0.35 TWP
.1050BLK
507
-YE9
RFDOOR
TWP0.35
&U01-YE9
40F GT 150 280INFOJMPRB8
RFMKR7
50
BLK1050.
15304837
ENGINE CONTROLS
20XPark Brake Sw
X-Page 8A-
SD1050
001
A
B
PDM253A-1 J1-3
GND
12162098FNAUPC
Gz 10 Rt - HVAC (CJ3)
12162098
HVACAir Inlet Mtr Asm
2-Page 8A-65A
Cargo Lock Sw5/2-Page 8A-130A/B
PWR DOOR LOCKS
C INFOJMPR4M M/P 28012129135
AOS Module5-Page 8A-140A
FULL FEATURE SEATS
PWR DOOR LOCKSPass Lock Sw Dimming
4-Page 8A-130A7
APO Front1-Page 8A-19B
CIGAR/AUX PWR
&UQ7-Y91
CONSOLE0.8 TWP
.1050BLK
50
J4-A
J6-C
RFMKR
121940371219393015401495
J1-2F
IP
J1-4A
IP
IP
J1-6C
RFDOOR
J2-F
HVAC 12193929J6-J4-J2-J1-
005FNAUPC
eau_rbec_1050Blk Asm-RBEC
&UQ7-Y91
INFOJMPR1.0 TWP
.1050BLK
507
B81533641740M GT 150 280CONSOLE
3.0RFDOOR
&YE9
1950
BLK1050.
TWP
Page 8A- 19B130A8A-Page -2RF Mini Wedge
PWR DOOR LOCKS CIGAR/AUX PWRAPO Rear
1-
TWP
1050
3.0HVAC
&CJ3
1950
BLK.
SDM_CGND XX7IMPMODGNDDIVANTGND
APO_GND2
SPL_APO
(Page 16)1050
CIG_LTRG1
1050
IP_SPL1
(Page 16)
INLET_GND1050
PDM_GND
RFBKLT_GND1050
SNRF_GND APO_GND4 APO_GND3
CARGO_GND2351
BLW_GND
RFMKR_GNDSNRFRLY_GND
(Page 16)
IP_SPL2
1050
AOS_GND
1050
(Page 7)1050
RFAJAR_GND
SDM_GND
LH_SPLICE
BLW_MTRG
2351 SEORLY_GND2RTD_MOD_GND BEACON_GND2
Ground Distribution
K33014a_003_09
D-43PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 10
ZONE_18
M6
0.35IP
7BLK/WHT
50
1851.
TWP
Flasher Asm3-Page 8A-110A/B
EXTERIOR LIGHTING
1851.
TWP0.35LFDOOR
&AU3-YE9
750
BLK/WHT
J2-B6GND1
TBC251-1
87B
DAB/SDARSDAB/SDARS Module
1-Page 8A-
Gz 18 Rt - IP MIDCLEAN
12103512
A
B00312103512
FNAUPC
1851.
TWP0.5INFOJMPR
&UE1-Y91
750
BLK/WHT
TWP
.1851BLK/WHT
507
IP0.35
LFDOOR 12194035J3-12193906J1-
Blk Asm-LBECeau_lbec_1851UPC FNA
002
IP
J1-D10 J3-M
750
BLK/WHT1851.
TWP0.5IP
&U2K/U2L&Y91
507
IP1.0 TWP
.1851BLK/WHT
STEERING WHEEL CONTROLSSWC
1-Page 8A-152A
sheet1
k33014a370
00310
BETA2 CKMC031GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic Wednesday, May 30, 2001
TWP
.1851BLK/WHT
5019
IP3.0
J1-E8
IP
INFOJMPR
J9-K
INFOJMPR
J9-L J1-B3J1-B5
IP
J1-C5
IP IP
J1-A5
IP
7
IP1.0 TWP
.1851BLK/WHT
50
ONSTAR
85A8A-Page -1Onstar Module
TWP
.1851BLK/WHT
507
&U42-Y91
INFOJMPR0.5
8A-Page -5LF Pwr Door Lck Sw
POWER LOCKS
130A
7
IP0.35 TWP
.1851
50
BLK/WHT
&UE1-Y91
INFOJMPR0.5 TWP
.1851BLK/WHT
507
J3-B6251-1
TBC
GND2
Onstar Module1-Page 8A-85A
ONSTAR
1150ABC8A-Page -Radio
INFOTAINMENT-RADIO
0.35IP
750
BLK/WHT1851.
TWP
DLCData Link Conn
1-Page 8A-50A
BLK/WHT1851.
TWP0.8IP
750
EXTERIOR LIGHTING
110A/B8A-Page -8Steering Wheel Gnd
65A/68A8A-Page -2HVAC Module
HVAC
INFOTAINMENT-RSE
88A8A-Page -1RSE Module
(PAGE 12)
Z18_MDCLEAN
1851
SWC_GND
DLC_GND1
RDIO_GND1851
DAB_IPGND
HVAC_GND
HAZ_GNDONST_INFOGND1 ONST_INFOGND2
RSE_INFOGND
TBC_GND1
LFDRLK_GND
FLS_GND
TBC_GND2
Ground Distribution
K33014a_003_10
D-44PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 11
&UK6&UQ7-Y91 &UQ7-UK6-Y91
&UK6&UQ7-Y91 &UQ7-UK6-Y91
PWR DOOR LOCKS
130A8A-Page -4Pass Lock Sw
INFOTAINMENT-RADIO
150C8A-Page -3RSA Module
50
BLK/WHT1851.
TWP0.35IP
&NP1/NP8
7
1851.
TWP2.0INFOJMPR
&UQ7-Y91
1950
BLK/WHT
&UK6&UQ7-Y91
CONSOLE0.5 TWP
.1851BLK/WHT
507
.1851BLK/WHT
507
&AU3-YE9
IP0.35 TWP
ONSTAR
85B8A-Page -1Onstar Mdl
Page 8A-81A
IP CLUSTERIPC Module
1-
TWP
.1851
0.5BLK/WHT
507
&UE1&Y91
IP
SD1851
1530483740F GT 150 280IPD5
34A
CRUISE CONTROLCruise Module
1-Page 8A-
Headlamp Switch2/1-Page 8A-100A/B
HEADLAMPS
DAB/SDARS Module1-Page 8A-87A
DAB/SDARS
GROUND DISTRIBUTIONCK EAU
150B8A-Page -4Bose Amp 6 Channels
X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
003Wednesday, May 30, 200111
BETA2 CKMC031
INFOTAINMENT-RADIO
.
TWP0.5CONSOLE
&U1S&US2&Y91
750
BLK/WHT1851
TRANSFER CASE CNTL
38A/D8A-Page -1Trec Mdl
BLK/WHT50
7
&K34
IP0.35 TWP
.1851
J9-M
INFOJMPR IP
J1-F5
IP
J1-F8
IP
J1-D5
IP
J1-D8
IP
J1-E5
J9-1219403512193905
Blk Asm-MBECeau_mbec_1851UPC FNA
005
J1-
40F GT 150 280INFOJMPRD515304837
TWP
.1851BLK/WHT
507
&T79
IP0.35
RSA Module3-Page 8A-150B
INFOTAINMENT-RADIO
1851.
TWP0.5IP
&UE1&Y91
750
BLK/WHT
50
BLK/WHT1851.
TWP0.35IP
7
&UQ7&Y91
CONSOLE2.0 TWP
.1851BLK/WHT
5019
1533641740M GT 150 280CONSOLED5
CDX Module1-Page 8A-153B
REMOTE CD PLAYER
SD1851
.
TWP2.0IP
&UQ7&Y91
1950
BLK/WHT1851
IP0.35 TWP
.1851BLK/WHT
507
106A8A-Page -1RR Fog Lp Sw
RR Fog Lp (Export)
50
BLK/WHT1851.
TWP2.0CONSOLE
&UK6&UQ7-Y91
19
1533641740M GT 150 280CONSOLED5
85B8A-Page -1Onstar MdlONSTAR
BLK/WHT1851.
TWP0.5INFOJMPR
&U2K/U2L-Y91
750
TWP
.1851BLK/WHT
5019
&UQ7-UK6-Y91
CONSOLE2.0
TWP0.5CONSOLE
&UQ7&Y91
750
19
&UQ7&Y91
CONSOLE2.0 TWP
.
50
BLK/WHT1851. 1851
BLK/WHT.
TWP2.0CONSOLE
&UK6&UQ7-Y91
1950
BLK/WHT1851
Page 8A-150C
INFOTAINMENT-RADIOBose Amp 8 Channels
4-
INFOTAINMENT-RSE
88B8A-Page -1RSE Module
507
&U42&Y91
IP0.5 TWP
.1851BLK/WHT
AMP_6CH_GNDRSA_INFOGND
TREC_GND2
AMP_8CH_GNDRSA_IPGND
RRFOG_GND
ONST_IPGND2
IPC_GND CDX_GNDDAB_INFOGND
ONST_IPGND1
RFDRLK_GND
CRUISE_GND
HDLP_GND1RSE_IPGND
Ground Distribution
K33014a_003_11
D-45PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&36&Y91
&03/43/53&NW7&SERIES10/SERIES20-JL4 ( P/U W/ NW7)
&06/36/43
&JL4-NR4/NW7 ( UT W/ VSES)
&06/36&NW7&SERIES10/SERIES20-JL4 ( UT W/ NW7)
Panel Set: 12
03/53
&AG2-36
143A8A-Page -2Heated Seat
RR HEATED SEAT
ZONE_12
M6
DABCASE
114A
INTERIOR LIGHTINGRR Door Courtesy Lp
3-Page 8A-
REAR DEFOG
61A8A-Page -1Rr Wdo Defog Grid
61A8A-Page -1RR Defog GridREAR DEFOG
.1250BLK
5019
&36&C49
BODY3.0 TWP
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
00312
BETA2Wednesday, May 30, 2001
CKMC031GROUND DISTRIBUTIONCK EAU X03
70A8A-Page -1RPA Dis Sw
RPA
140A8A-Page -1Drv Seat Mdl
SEATS
001
12103513
Gz 12 Rt - RCBP
UPCFNA12103513
A
B
Gz 12 Rt - RR Door15317690FNA UPC15317690
003
A
B
&T89
IP0.35 TWP
.1851BLK/WHT
507
44A/B8A-Page -1VSES/TCS Sw
BRAKES
RIDE CONTROLRTD Module
1-Page 8A- 43A8A-Page -1RPA Diagnostic Conn.
RPA
70A
SEATSPass Seat Mdl
4-Page 8A-140A
IP0.35 TWP
.1851BLK/WHT
507
&Z75
SA1250
EXTERIOR LIGHTING
110A8A-Page -2CHMSL Mdl
&03/53&AG2
BODY3.0 TWP
.1250BLK
5019
Frt Fog Lp Sw1-Page 8A-103C
FRT FOG LP EXPORT
BODYF121772607F M/P MXD
CARGO LAMPFog/Cargo Lp
1-Page 8A-116A/B
SC1851
140A8A-Page -4Pass Seat Mdl
SEATS
50
1851. TWP1.0
BLK/WHT
IP
=&03/36/43/53#&06-T89#&T89#&Z75#&JL4-NR4/NW7#&03/06/36/43/53&NW7&SERIES10/SERIES20-JL4
19
&03/36/43/53
750
BLK/WHT1851.
TWP0.35IP
RR WIPER/WASHERFrt Fog/Rr Wiper Sw
1-Page 8A-92A
001
12103513
Gz 12 Rt - 03/53 Dfg
UPCFNA12103513
A
B
7
&36&Y91
BODY0.35 TWP
.1250BLK
50
BODY
BLK3.0 TWP
.1250
5019
&36
BODY
&36
750
BLK1250.
TWP0.8
&06-T89
750
BLK/WHT1851.
TWP0.35IP
BODY
&36&Y91
1950
BLK1250.
TWP2.0
0.8 TWP
.1250BLK
507
&06/36/43&YE9
RRDOOR
PWR DOOR LOCKS
130A/B8A-Page -3/4RR Miniwedge RR Pwr Window Sw
2-Page 8A-120A
PWR WINDOWS
RRDOORF1217725817M M/P MXD
.1250BLK
5019
&36&AG2
BODY3.0 TWP
12162099
Gz 12 Rt - Lux UT
UPCFNA12162099 001
A
B
1250.
TWP2.0BODY
&06/36/43&YE9
1950
BLK
750
BLK1250.
TWP0.5BODY
&06&Y91
DAB/SDARS Module1-Page 8A-87A
DAB/SDARS
RPARPA Module
1-Page 8A- 70A
Z18_MDCLEAN
(PAGE 10)
CASE_INFODAB
CGO_FOG_GND FOG_EXPGND
PSM_GND2 RPAMDL_GND21250
1250 PSM_GND1
DSM_GND1
RRWDO_GND1250
RRDR_CTSYG
RRWPSW_GND
DFOG_36
RRSEAT_GND
RPA_DIAGND1 RTD_GND1
RRAJAR_GND1250
1851 VSC_GND
1250 DFOG_0353
RPASW_GND
CHMSL_GND2
Ground Distribution
K33014a_003_12
D-46PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&06/43/36&YE9
&AG2
&06/36/43
&06/43
Panel Set: 13
ASK JOHNTO VERIFYGAUG SIZE
&TRW/5G4
&06/36/43
M6
ZONE_08 ZONE_11
M6
550BLK
50225
-KXB
STRAP13.0 BARE
.
Wednesday, May 30, 200113
003370
k33014asheet1schematic $IVEDWORK/k33014a__003
1:12:47 pm
03 XCK EAU
GROUND DISTRIBUTION1 CKMC03BETA2
17M M/P MXDF12177258
LRDOOR
BLK50
7
&06&Y91
BODY0.5 TWP
.1150
00112103965FNAUPC
Gz 11 Rt - Beacon
12103965
A
B003
15317690UPCFNA
15317690Gz 11 Rt - Rear DoorA
B
INTERIOR LIGHTING
114A8A-Page -3LR Door Courtesy Lp
F 7F M/P MXD12177260
BODY
PWR WINDOWSLR Pwr Window Sw
1-Page 8A-120A
PWR DOOR LOCKSLR Miniwedge
3/4-Page 8A-130A/B
00112162099FNA UPC
Gz 11 Rt - Lux UT
12162099
A
B
HEATED SEATS
143A8A-Page -1LR Heated Seat
TWP
.2650BLK
507
&06/43&TRW/5G4
BEACON0.5
Beacon GndROOF MTD BEACON
110D8A-Page -1
003
12146366
Gz 8 Rt - Eng Strap
UPC FNA12146366
A
B
50.0STRAP
&KXB
1008
TWP
.1150BLK
5019
50
BLK550.
BARE
&06/36/43&YE9
LRDOOR2.0
001
08917180
Gz 8 Rt - Ground Strap
UPC FNA08917180
A
B
110D8A-Page -1Beacon Relay
ROOF MTD BEACONSEATSDrv Seat Mdl
1-Page 8A-140A
BLK50
19
&06/36/43&YE9
BODY2.0 TWP
.1150
1150
LRDR_CTSYG1150
1150 LRAJAR_GND LRWDO_GND
LRSEAT_GND
DSM_GND2(Page 2)
KXB_GND5COM_ZONE5
(Page 2)SEORLY_GND1
BEACON_GND11150
Ground Distribution
K33014a_003_13
D-47PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 14
ZONE_14
M6UPC
Ground Body003eau_gnd_body FNA
.1450BLK
507
&C36&C69
AUXACBLWR0.8 TWP
.
AUXACBLWR0.35 TWP
1450BLK
507
&C69-C36
00212103512FNAUPC
Gz 14 Rt - Rear Heater
12103512
A
B
-Page 8A-66B
REAR HVAC MANUALRR HVAC Mdl Asm
1
8A-Page -2Rr HVAC Mdl
REAR HVAC MANUAL
66A
1450.
TWP3.0AUXACBLWR
&C69-C36
1950
BLK
C
AUXACBLWR
D
AUXACBLWR
AUXACBLWR
F
GRD
splsvr_zone14UPC FNA
001Splsvr-Aux HVAC
12176491
A
AUXACBLWR
B
AUXACBLWR AUXACBLWR
66A
REAR HVAC MANUALRr HVAC Mdl
1-Page 8A-66A
REAR HVAC MANUALRR Aux Mode Actuator
1-Page 8A-
50
BLK1450.
TWP0.8AUXACBLWR
&CJ2
7
0.35AUXACBLWR
&C36&C69
750
BLK1450.
TWP
1450BLK
507
&C36&C69
AUXACBLWR0.35 TWP
.
8A- 66A
REAR HVAC MANUALRR Aux Temp Actuator
1-Page
3.0AUXACBLWR
1450 &CJ2
1950
BLK.
TWP
RR Aux HVAC Asm2-Page 8A-66B
REAR HVAC MANUAL
3.0AUXACBLWR
&C36&C69
1950
BLK1450.
TWP
ECC RR HVAC
69A8A-Page -1RR Htr A/C Mdl Asm
14 Wednesday, May 30, 2001003
370
k33014asheet1schematic $IVEDWORK/k33014a__003
1:12:47 pm
03 XCK EAU
GROUND DISTRIBUTION1 CKMC03BETA2
69A8A-Page -1RR ECC Module Asm
ECC RR HVAC
(Page 15)
ZN14_SPLSVR
RRECC_GND
RRMODE_GND AUXBLWR_GND2
AUXBLWR_GND1RRHVAC_GND1ECCMTR_GND
RRHVAC_GND2RRTEMP_GND
E
Ground Distribution
K33014a_003_14
D-48PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&Z55
Panel Set: 15
BODY
GRD
Splsvr-Body002
FNAUPCsplsvr_zone14BODY
A
BODY
B C
BODY
D
BODY BODY
E F
12176491
12129490B EGATE EXT
3M M/P 280
8A-133A
THEFT DETERLH-Liftgate Ajar Sw
2-Page
5019
&E52
EGATEXTTXL3.0
.1450BLK
133A8A-Page -2Lift Glass Sw
THEFT DETER
7
&E52
ENDGATE0.35 TWP
.1450BLK
50
TWP
.1450BLK
5019
&E52
BODY3.0
Page 8A-19A/B/C
CIGAR/AUX PWRD-Pillar Pwr Point
2-
RIDE CONTROLRTD Module
1-Page 8A- 43A
7
&906
BODY0.35 TWP
.1450BLK
50
50
BLK1450.
TWP0.35ENDGATE
&E52
77
&AU3&E52
ENDGATE
BODY12F GT 28015355586
B
0.35 TWP
.1450BLK
50
8A-Page -1RPA Diag Conn
RPA
70A
SIDE CONTACT PLATES
129A8A-Page -2Lh Door Ajar
2.0BODY
&ZW9
1950
BLK1450.
TWP
61A8A-Page -1Lift Gate Wdo Grid
REAR DEFOG
ENDGATE
&E52
750
BLK1450.
TWP0.35
Rh Door AjarSIDE CONTACT PLATE
129A8A-Page -1
REAR WIPE/WASHRR Wiper Mtr
1-Page 8A- 92A
0.5BODY
&06
750
BLK1450.
TWP
PWR DOOR LOCKSKey Cyl Sw
3-Page 8A-130B
BODY
&906&NYS
750
BLK1450.
0.5 TWP
Lp Dome D-Pillar3-Page 8A-114A
INTERIOR LIGHTING
EGATE EXT12M GT 28015326018
B
Page 8A- 110A
EXTERIOR LIGHTINGTailgate Lamp
9-
EXTERIOR LIGHTING
110A/B8A-Page -2CHMSL Module
.1450BLK
5019
&ZW9
BODY2.0 TWP
ENDGATE
&E52
1950
BLK1450.
3.0 TXL
SA1450
ENDGATE3F M/P 28012129489
B
TWP
.1450BLK
507
&06
BODY0.8
1:12:47 pm
03 XCK EAU
GROUND DISTRIBUTION1 CKMC03BETA2
15
003370
k33014asheet1schematic $IVEDWORK/k33014a__003 Wednesday, May 30, 2001
ENDGATE
&E52
1950
BLK1450.
TWP2.0
THEFT DETER
133A8A-Page -2RH-Liftgate Ajar Sw
RPA Module1-Page 8A- 70A
RPA
1.0 TWP
.1450BLK
507
&E52
ENDGATE
906_TAIL_G
RTD_GND21450
DOME_GND3
RPA_DIAGND21450
CHMSL_GND3 RHAJAR_GND
CYLKEY_GND RGATE_GND LFGATE_GND
ZN14_SPLSVR
(Page 14)
APO_GND9
LHAJAR_GND
RPAMDL_GND11450
LGLASS_GND RRWPR_GND LGATE_GND
Ground Distribution
K33014a_003_15
D-49PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
RH SPLICE
PICKUP
&Z75
CREW CAB/UTILITY
SPLICE
Panel Set: 16
CONSOLE
TWP0.8BLK
CONSOLE
&UQ7&Y91
750 50
BLK1050.1050.
&Z75/Z88&UQ7&Y91
TWP0.8CONSOLE
7
SIR
47B8A-Page -3PSIR Defeat Sw
.1050BLK
507
&PTO
IP0.35 TWP
-UQ7-Y91
750
BLK1050.
TWP0.8IP
&C99
TWP0.8IP
750
BLK1050.
2PTO Switch
PTO
15304837
B8
23A8A-Page -
IP40F GT 150 280
1050.
TWP0.8BLK
CONSOLE
&Z88&UQ7&Y91
750
16 Wednesday, May 30, 2001003
370
k33014asheet1schematic $IVEDWORK/k33014a__003
1:12:47 pm
03 XCK EAU
GROUND DISTRIBUTION1 CKMC03BETA2
HVACHVAC Module
1-Page 8A-60A/65A/68A
7
&06&Y91
CONSOLE
BLK50
7
&NYS
IP0.35 TWP
0.35 TWP
.1050BLK
50
.1050
507
&UQ7&Y91
CONSOLE
BLK0.8 TWP
.1050
SD1050
7
IP0.35 TWP
&06/36/43.1050BLK
50
-1QS4 Switch
FOUR WHEEL STRG
45A8A-Page
APO Bin21-Page 8A- 19C
CIGAR/AUX PWR
.1050BLK
507
CONSOLE0.35 TWP
&06/36/53&Y91
INTERIOR LIGTHING
114A/B8A-Page -2Y91 BIN Lamp
2.0IP
1950
BLK1050.
TWP
SC1050
1LR Htd Seat SwHEATED SEATS
143A8A-Page -
40M GT 150 28015336417
B8 CONSOLE
Cigar Lighter1-Page 8A-19C
CIGAR/AUX PWRRR Htd Seat Sw
2-Page 8A-143A
HEATED SEATS
BLK50
7
&Y91
IP1.0 TWP
.1050
0.35IP
7BLK
50
1050. TWP
0.35 TWP
.1050BLK
507
&06&Y91
CONSOLE
INTERIOR LIGHTINGRH CTSY Lamp
3/2-Page 8A-114A/B
TWP1.0BLK
CONSOLE
&Y91
750
1050.
APO Bin11-Page 8A-19C
CIGAR/AUX PWR
BLK1050.
&03/53&YE9
TWP0.35IP
750
CIGAR/AUX PWR
19C8A-Page -1APO Front
507
IP1.0 TWP
&UQ7-Y91
BLK.1050
CIGAR/AUX PWR
19C8A-Page -2Analog Clock
1-Page 8A-118A
INTERIOR LIGHTINGGlove Box Lp
APO Rear1-Page 8A-19C
CIGAR/AUX PWR
TWP0.8BLK
CONSOLE
&UQ7&Y91
750
1050.
Page 8A- 19A
CIGAR/AUX PWRAPO Front Trim
1-
TWP3.0IP
BLK19
50
1050.
BINLP_GNDCLCK_GND1050
1050 BKLT_GND
IP_SPL1
(Page 9)
APO_GND8APO_GND5
SPL_APO
(Page 9)
PSIR_GND
GBOXLP_GND
APO_GND6 CIG_LTRG2
IPCTSY_GND2
PTOSW_GND
APO_GND1
QS4_SWGND
RRHTD_GND
IP_SPL2
(Page 9)
APO_GND7 LRHTD_GND
Ground Distribution
K33014a_003_16
D-50PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 17
507
=&L18&NC1#&L59/LM7/LQ4/LQ9/LR4/LU3-NM2
ENG0.8 TXL
.451BLK/WHT
HEADLAMPS (W/Z75)
100B8A-Page -1Lh High Beam
GROUND DISTRIBUTIONCK EAU X03
1:12:47 pm
$IVEDWORK/k33014a__003schematic sheet1
k33014a370
003Wednesday, May 30, 200117
BETA2 CKMC031
-Z75
750
BLK550.
TWP0.5FWDLP
CHASSIS7
50
BLK550.
GXL0.5
&JH1/JH2
0.8ENG
=&L18&NC1#&L59/LM7/LQ4/LQ9/LR4/LU3-NM2
750
BLK/WHT451.
TXL
Pcm7/8/8-Page 8A-20A/B/C
ENGINE CONTROLS
SB451
507
&TR6-Z75
LH High Beam (Export)1-Page 8A- 100A
HEADLAMPS (W/O Z75)
FWDLP0.5 TWP
.550BLK
ENG
J2-B7
J3-E4
CHASSIS
J4-A4
FWDLP
J3-
Blk Asm-UBEC004
FNAUPCeau_ubec_550
J2- 1219390612193916
J4- 12193914
-Page 8A- 44B
BRAKESHydroboost Fluid Lvl
1
FWDLP
&TT6
750
BLK550.
TWP0.8
BRAKES
44A/C8A-Page -1Brk Fluid Lvl Sw
&EXPORT
CHASSIS7
50
BLK550.
GXL0.5
.
TXL0.8ENG
=&L18/L59/LM7/LQ4/LQ9/LR4/LU3-NM2
750
BLK/WHT451
&JH2/JH6/JH7
0.5 GXL
.550BLK
507
CHASSIS
ENGINE CONTROLS
20A/B/C8A-Page -7/8/8Pcm
Pcm7/7/7-Page 8A-20A/B/C
ENGINE CONTROLS
10A8A-Page -2IGN1 Relay (Uh Bec)
POWER DIST
550BLK
507
&Z75
-Page 8A- 44A/B
BRAKES
FWDLP0.5 TWP
.
Brk Press Diff Sw1
SE550
HEADLAMPS (Z75)
100B8A-Page -1LH HID Lp
7
=&Z75#&TT6#&TR6-Z75#-Z75#-Z75-TR6
FWDLP0.8 TWP
.550BLK
50
7/7/7Pcm
Primary Fuel Relay1-Page 8A-22B/E/F/G/H
FUEL SNDR/PUMP
ENGINE CONTROLS
20A/B/C8A-Page -
FWDLP0.5 TWP
.550BLK
507
-Z75-TR6
HEADLAMPS (W/O Z75)
100A8A-Page -1LH High Beam (Domestic)
Page 8A- 100A
HEADLAMPS
ENG0.8 TXL
.451BLK/WHT
507
=&L18/L59/LM7/LQ4/LQ9/LR4/LU3-NM2
LH Low Beam1-
LHHI_GND3
BRKFLD_GNDDPRES_GND
LHHI_GND2 LHID_GND
HTR_GNDA
HTR_GNDB
HTR_GNDC
HTR_GNDD
ZN4_L18
(Page 1)451
LHLOW_GND1LHHI_GND1
550(Page 2)
ZN5_SPLICE
IGNRLY_GND FPRLY_GND
HYDRO_GND
Ground Distribution
K33014a_003_17
D-51PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
-
+
Panel Set: 1
.2RED
50 19
BATPOS
241.
TXL0.5ENG
Megafuse Ring Term 200212146365
FNA UPC12146365
A
B
FUSELINK5.0
1950
.
TXL3.0
42RED
=&03/43/53&TP2#&8B0
750
BRN
IPC
1532608516M GT 150 280ENGC
BATPOS
B
-Page 8A- 10A
POWER DIST
40A
Uh Bec10
1532608416F GT 150 280
15A
POWER DIST
10A8A-Page -
SB002
Aux Batt Sol Ring Term 2
UPCFNA12146365 002
12146365A
.
STT13.0
Starter1-Page 8A-30A
STARTING & CHARGING
12IGN3-4WD (Lh Bec)
1RED
5019
BATPOS
BATPOS75
50
RED1
14A8A-Page -3Gnd Zone #7
GND DIST
SA1
5.0 FUSELINK
.
13.0
13.0 STT
.750BLK
5075
BATNEG
12146365
Megafuse Ring Term 1
UPC FNA12146365 002
A
B
BATPOS75
50
RED1.
STT
00212146365FNAUPC
Aux Batt Sol Ring Term 1
12146365
A
B
GND DISTGnd Zone #5
2-Page 8A-14A
FNAUPCaux_relaySolenoid Swt-Aux Stor Batt
A
BL
P
mega_40a 001Megafuse-40A
UPC FNA
40AMPS
A
B
CKMC03PROD1
001Batteryaux_batUPC FNA
12146464P-12146464N-
P
N
001
12052641
00561
k33017asheet1schematic $IVEDWORK/k33017a__005
6:18:15 pm
Thursday, January 3, 2002&TP2/8B003 XCK EAU
AUXILIARY/DUAL BATTERY1
550 TP2_GNDAUXBAT_GND
2 AUX_BAT2 241 IGN3_TP2AUXBAT_TP2
Auxiliary Battery
K33017a_005_01
D-52PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
V+
VCC
IGN
CASE
Panel Set: 1
C
EGRPOS
D
5VREF
E
EGRHI
12186056
0050A6L 3
Valve Asm - EGRegr_valve_l18 001
A
EGRLO
B
EGRRET
ENGTXL
.407BLK
500.35 7
.
TXL
ENG70.35 50
PPL719
TAN/WHT332.
TXL
ENG70.35 50
7
ENGTXL
.2705GRA
500.35
FNAUPCsnsr_oil_pressSen - Oil Press
003
15344137
1
REFLOW
2
5VREF
3
OILPRESS
TXL
ENG70.35 50
BLK2755.
Friday, July 19, 2002$IVEDWORK/k33020a__009
9:02:41 am
&L1803 XCK EAU
ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)1 CKMC03aPROD
1
009384
k33020asheet1schematic
0015000A12F
map_snsrSensor - Map
12129946LOWREF
A
MAP
B
REF5V
C
J2-7
LEGR1 HI
J2-58
ENGINE OILPRESS
J2-41
LEGR1 LO
MAP
J2-32
TPS
J2-24
VREF 1 D
J1-8J1-74
ECL TEMP
J1-7
VREF 1 C
VREF RTN C
J1-63J1-60
VREF RTN DVREF RTN B
J1-54 J1-55
LEGR1 POS
J1-48
VREF 1 B
J1-47
VREF 1 A
J1-41
VREF RTN A
PCM
TXL
ENG70.35 50
GRA596.
ENG70.35 50
WHT257.
TXL
469.
TXL
ENG70.35 50
ORN/BLK
001
15324589
4000A12Fcool_temp_l18Sen Asm-Cool Temp
REFLOW
A
TEMP
B C
TEMP
ENGTXL
.1456BRN
500.35 7
ENGTXL
.597GRA
500.35 770.35 50
YEL410.
TXL
ENG
.1676RED
500.35 7
ENGTXL
GRN LT432.
TXL
ENG70.35 50
CL_TMP
(Page 7)
Engine Controls: L18 – 8.1L Gas
K33020a_009_01
D-53PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M74 = ALLISON LCT AUTO TRANS
MN8 = 4L80E AUTO TRANS (HD)ML6 = MANUAL TRANS
MT1 = 4L80E AUTO TRANS
EVA = EVAP EMISSIONSNM2 = LEADED FUEL
RPO LEGEND
Panel Set: 2
.1310WHT
500.5 7
ENGTXL
B
can_purgeValve Asm-Cnstr Purge
8D 0660A
12052643
001
A
TISS
LO
B
003
15359366
FNAUPC
trans_speed_senTransmission Output Speed Snsr
A
HI
428. TXL
ENG70.5 50
GRN DK/WHT
1-Page 8A- 27A/B
LCT TRANSMISSION
ENGINEF
Rep Toss
1537354712M GT 150 280
1230. TXL
ENG
&MN8/MT1
70.5 50
RED/BLK
003
15359366
FNAUPC
trans_speed_senTrans Input Speed Snsr
A
HI
TISS
LO
B
VENT SOLENOIDFUEL TANK
J2-45
RELAY
J2-36
RELAYAIR PUMP
SOLENOIDAIR
J2-4
SOLENOIDCANISTER PURGE
J2-34 J2-21
TISS
HI
J2-22
LOW
J2-23
LOW
J2-20
TOSS
HI
PCM
CHASSISF
VEHICLE SPEED SNSRToss
1/1-Page 8A-33A/B
1537353312F GT 150 280
2Ign1 - PCMI (Uh Bec)
15A
POWER DIST
10A8A-Page -
50
PPL/WHT821.
TXL
ENG
&ML6
70.5
0.5 GXL
.1310WHT
507
&EVA
CHASSIS
.439PNK
507
ENG0.5 TXL
33A/B8A-Page -1/1Toss
VEHICLE SPEED SNSR
1231BLU DK/WHT
500.5 7
&MN8/MT1
ENGTXL
.
.822GRN LT/BLK
500.5 7
&ML6
ENGTXL
k33020a384
009Friday, July 19, 20022
sol_ventSolenoid Asm-Vent
8D 0660A
12052643
001
A
B
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
8Batt - QS4 (Uh Bec)
15A
POWER DIST
10A8A-Page -
&M74
70.5 50
YEL400.
TXL
ENG
PURGE_FD
822 VSSLO
821 VSSHI
REP_TOSSHI
2640 VENT_SOL
Engine Controls: L18 – 8.1L Gas
K33020a_009_02
D-54PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 3
D
001
12129140
fuel_injFuel Injector #5
6M6 X0036
A
B
E
70.8 50
GRN LT/BLK1745.
TXL
ENGJPR
50
PNK1239.
TXL
J
ENGJPR70.8
ENGJPR70.8 50
YEL/BLK846.
TXL
001X00366M6
Fuel Injector #7fuel_inj
12129140
A
B
SA1039
0.8 50
BLK1744.
TXL
ENGJPR7
001
12129140
fuel_injFuel Injector #3
6M6 X0036
A
B
SA1239
X00366M6
Fuel Injector #2fuel_inj
12129140
001
A
B
0.5 50
YEL/BLK846.
TXL
ENG7
C
RED/BLK500.8 7
ENGJPRTXL
.877
.1039PNK
500.8 7
ENGJPRTXL
ENG70.5 50
GRN LT/BLK1745.
TXL
G
ENGJPR70.8 50
PNK1039.
TXL
10M M/P 150 SLD12045808
RAILK
TXL
.1746PNK/BLK
500.5 7
ENG
EH
X00366M6
Fuel Injector #1fuel_inj
12129140
001
A
B
TXL
ENGJPR70.8 50
PNK1239.
PNK500.5 7
ENGTXL
.1239
0.5 50
PNK1039.
TXL
ENG7
ENG70.5 50
BLK/WHT845.
TXL
D
001
12129140
fuel_injFuel Injector #4
6M6 X0036
A
B
ENGINE10F M/P 150 SLD12065425
K
1039. TXL
ENGJPR70.8 50
PNK
RED/BLK500.5 7
ENGTXL
.877
A
B
001
12129140
fuel_injFuel Injector #6
6M6 X0036
TXL
ENGJPR70.8 50
BLK/WHT845.
TXL
ENG70.5 50
BLK1744.
FINJECTOR
BINJECTOR
J1-77J1-76
GINJECTOR
J1-44J1-4
DINJECTOR
CINJECTOR
J1-43
AINJECTOR
J1-36
EINJECTOR
J1-37
HINJECTOR
J1-3
PCM
B
X00366M6
Fuel Injector #8fuel_inj
12129140
001
A
HG
J
BLU LT/BLK500.8 7
ENGJPRTXL
.844
A
-Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)1
F
POWER DIST
10A8A-Page -1INJ2 (Uh Bec)
15A
TXL
.1039PNK
500.8 7
ENGJPR
RAILB
TXL
.1039PNK
500.8 7
ENGJPR
1204580810M M/P 150 SLD
TXL
.1239PNK
500.8 7
ENGJPR
ENGTXL
.844BLU LT/BLK
500.5 7
A1206542510F M/P 150 SLDENGINEBC
TXL
.1239PNK
500.8 7
ENGJPR
BLU DK/WHT500.8 7
ENGJPRTXL
.878
ENGJPR70.8 50
PNK1239.
TXL
sheet1 Friday, July 19, 2002k33020a
384
0093
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic
F
TXL
.1746PNK/BLK
500.8 7
ENGJPR
ENGTXL
.878BLU DK/WHT
500.5 7
F_INJ1 F_INJ2
Engine Controls: L18 – 8.1L Gas
K33020a_009_03
D-55PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
VCCVCC VCCVCC
TCS DATA CTRL/
IGN0
SPARK RETARD
PAGE 8A-
MT1 = 4L80E AUTO TRANS
(N.C. = OPEN WHEN DEPRESSED)
20-4
MN8 = 4L80E AUTO TRANS (HD)
MANUAL
TOP OF TRVL
W/ LCT
BOTTOM OF TRVL
RPO LEGEND
POA
ML6 = MANUAL TRANS
30-144-2
Panel Set: 4
PART#
W/ LCTW/ BRKS
CLUTCH SW
W/ BRKS
TOP OF TRVL
M74 = ALLISON LCT AUTO TRANS
44A/B/CEbc/Vses
1-Page 8A-
BRAKES
7
&ML6
ENGTXL
.48GRA
500.35
4EcmB/PcmB (Uh Bec)
20A
POWER DIST
10A8A-Page -
IP16F GT 150 28015326084
B
Start Rly1-Page 8A-30A
STARTING & CHARGINGTcm
2-Page 8A-27A
LCT TRANSMISSION
CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
009Friday, July 19, 20024
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)
K1533620512F GT 150/280BRKCLTCH
0.35 50
PPL420.
TXL
ENG7
ENGINE16M GT 150 28015326085
B
14Crank Start (Uh Bec)
10A
POWER DIST
10A8A-Page -
ENG
&MN8/MT1
70.5 50
ORN/BLK463.
TXL
-Page 8A-10A
POWER DIST
20A
EcmB/PcmB (Uh Bec)414
Ign0 (Lh Bec)
10A
POWER DIST
10A8A-Page -
STARTING & CHARGING
30A8A-Page -2Alternator
Alternator2-Page 8A-
STARTING & CHARGING
30A
ENGTXL
.440ORN
500.8 7
LCT Transmission
8A-Page -2Tcm
27A
0.5 50
TAN/BLK464.
TXL
ENG
&M74
7
MONF TERM
J2-75J2-59
CRANKTORQ
MANAGED
J2-5 J2-30
VATS CLTCH/NEUT START
J2-18J2-12
MILREQUEST ENGAGE
CRUISE
J2-13
MONL TERM
J2-15J1-75
VIGN 0
J1-57
VBATT B
J1-35
SWITCHCLUTCH
SWITCHBRAKE
TCC
J1-33
VIGN 1
J1-19
BATTERY
VBATT A
J1-20
TORQREQ
J1-13
PCM
BRAKES
44C8A-Page -1Ebc/Vses
TXL
Tcm2-Page 8A-27A
LCT TRANSMISSION
0.35IP
&ML6-JF4
750
GRA48.
1533620912M GT 150/280IPK
12064860
002cltch_sw_topMan Cltch Sw-Top Of Trvl #1
12E 1750A
E
F
464TAN/BLK
500.5 7
&MN8/MT1
ENGTXL
.
Abs/Vses (Uh Bec-420)5/3/1-Page 8A-44A/B/C
BRAKES
&M74
750
BLU DK2466.
TXL0.5ENG
-Page 8A-10A
POWER DIST
15A
Ign1-PcmI (Uh Bec)2
ENG70.35 50
PPL806.
TXL
BRAKES
44A/B/C8A-Page -5/2/2Abs/Vses
TXL
.463ORN/BLK
500.5 7
&M74
ENGTWP
.48GRA
507
&ML6-JF4
BRKCLTCH0.35
TORQ_REQ_TCM
TORQ_MAN_TCM
25 ALT_LTERM
ALT_FTERM23
TORQ_MAN
TORQ_REQ
ENG_CRANK
MIL_REQ
1020 TRNS_PWR1 ENG_BAT2440
ENG_IGN1439CLTCH_NTRL1433
CLTCH_SW441
ENG_BAT1
BRK_SW
Engine Controls: L18 – 8.1L Gas
K33020a_009_04
D-56PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0IGN0IGN0
IP UPFIT IP BODY INFOJMPR
IP
817 817 817 817 817
817
SA817
MN8 = 4L80E AUTO TRANS (HD)
RPO LEGEND
Panel Set: 5
MT1 = 4L80E AUTO TRANS
M74 = ALLISON LCT AUTO TRANS
AUTO
06 = SUBURBAN/UTILITY
ENGINE16M GT 150 28015326085
D
Cluster1-Page 8A-81A
IP CLUSTER
0.35 TXL
.625YEL/BLK
507
ENG
Elec Brake Mdl1-Page 8A-44A/B/C
BRAKES
50
GRN DK/WHT817.
TXL0.35IP
&SBA
7
43A8A-Page -1Lift/Dive
RTD
1537354712M GT 150 280ENGINEE
.
TXL0.35ENG
750
BRN/WHT419
2ppm Tach Sig-Page 8A-81A
IP CLUSTER
1
SBA Mdl1-Page 8A-44D
SUPPLEMENTAL BRAKE ASSIST
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
0095
PROD CKMC03Friday, July 19, 2002
8A- -Radio Module
1Page 150C
INFOTAINMENT
1ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
7
IP0.35 TXL
.817GRN DK/WHT
50
1537353312F GT 150 280CHASSISE
0.35 TXL
.121WHT
507
ENG7
50
YEL/BLK1827.
TXL0.35ENG
J2-49
PPMSECONDARY
PPMPRIMARY
J2-50
INDICATOR LPMALFUNCTION
J2-46
HI IDLELAMP
(REV LOCK SOL)
J2-44
LOW OIL
J2-35J2-38
GAUGEFUEL/OIL
LAMP
J2-10
TACH
RLY (LSD)START SOL
J1-39
LIFT DIVECHG OIL LP
J1-38
PCM
1532608416F GT 150 280IPF
Malf Ind Lp1-Page 8A-81A
IP CLUSTER
IP0.35 TWP
.817GRN DK/WHT
507
GRN DK/WHT50
7
ENG0.35 TXL
.817
IP16F GT 150 28015326084
DENGINEF
50
PNK/WHT1101.
TXL0.35ENG
&MN8/MT1
7
1532608516M GT 150 280
J1-E6 J10-JJ6-D J9-C
STARTING AND CHARGING
308A-Page -1Starter Rly
12194035
Blk Asm - Mbec VSS (4K PPM)mbec_817UPC FNA
12193905
001
12194033
15357030
J1-A10
J1-B9
SBA_4KPPM
ABS_128K1827
IPC_4KPPM
START_RLY625
817 RDIO_4KPPM
LIFT_DIVE1101TACH MALF_LP
Engine Controls: L18 – 8.1L Gas
K33020a_009_05
D-57PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 VCCIGN0 IGN0
M
M74
RPO LEGENDMT1 - 4L80E AUTO TRANS
(MT1/MN8 ONLY)
&L18
MN8 - 4L80E AUTO TRANS (HD)
384
0096
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020aFriday, July 19, 2002 Panel Set: 6
TXL
ENG
&MN8/MT1
70.35 50
PNK1224.
&MN8/MT1
70.35 50
RED/BLK1228.
TXL
ENG
1227. TXL
ENG
&MN8/MT1
70.35 50
YEL/BLK
-Page 8A-10A
POWER DIST
10A
IGN0 (Lh Bec)14
&MN8/MT1
ENGTXL
.1229BLU LT/WHT
500.35 7
ENG
&MN8/MT1
70.35 50
GRA720.
TXL
ENGTXL
.418BRN
500.35 7
&MN8/MT1
J2-8
FMTR1LOW
A
J2-63
HIFMTR1
J2-6
TEMPTRANS
J2-51
SKSHF LPSHF B
J2-47J2-48
SHF A
RELAYTRANS MOD
TCCEN
J2-42 J2-2
CTRLTCC
SKIP SHIFT3-2 SHIFT
J1-79J1-56
VREF RTN F
J1-53
FUEL COMPOSITION
B
J1-17 J1-18
C
SWITCH MANIFOLDTRANS PRESSURE
PCM
ENGTXL
.1226RED
500.35 7
&MN8/MT1
7
&MN8/MT1
ENGTXL
.1222GRN LT
500.35 0.35 50
BLU DK1225.
TXL
ENG
&MN8/MT1
7
PNK500.35 7
&MN8/MT1
ENGTXL
.1020
TXL
ENG
&MN8/MT1
70.35 50
YEL/BLK1223.
S
SOL ENABLE
T
SOL CNTL
U
E
SENSOR
L
SUMP TEMP
M
A
N
PRESSURE SWITCH MANIFOLD
C
P
B
R
SOL PWM
001trans_mn8lctAuto Trans-4L80E-HD
UPC FNA
12160493
SOL SHIFT A
A
SOL SHIFT B
B
FORCE MOTOR 1
C
SOL A
D
LCT TRANSMISSION
27A8A-Page -1Tcm
TRNSPWR3
2467 UNMAN_TORQ
Engine Controls: L18 – 8.1L Gas
K33020a_009_06
D-58PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 7
(CALIFORNIA ONLY)
(CALIFORNIA ONLY)
1664.
TXL
ENG70.5 50
TAN
70.5 50
GRN LT3212.
TXL
ENG
&NC1
70.5 50
PPL/WHT1668.
TXL
ENG
A
TXL
.539PNK
500.5 7
ENGENGTXL
.1669TAN/WHT
500.5 7
&NC1
0.5 50
PNK1539.
TXL
ENG
&NC1
7
14A8A-Page -17Gnd Zone #4
GND DIST
12146047
FNAUPC
Htd Oxy Snsr(B1S2)l18_02_snsr 001
A
B D
E
A
GND DISTGnd Zone #4
17-Page 8A-14A
16-Page 8A-10A
POWER DIST
15A
IGN1-O2B (Uh Bec)
1667.
TXL
ENG70.5 50
TAN
1670.
TXL
ENG
&NC1
70.5 50
PPL
16IGN1-O2A (Uh Bec)
15A
POWER DIST
10A8A-Page -
TXL
.3113BLK/WHT
500.5 7
ENG
00102_snsr_l18Htd Oxy Snsr (B2S1)
UPC FNA
12092839
A
B D
E
D
E
12092839
FNAUPC
Htd Oxy Snsr (B2S2)02_snsr_l18 001
A
B
D
E
12092839
FNAUPC
Htd Oxy Snsr(B1S1)02_snsr_l18 001
A
B
ENGTXL
.2391BRN
500.5 7
&NC1
ENG70.5 50
TAN1671.
TXL
ENG
&NC1
7 0.5 50
PNK539.
TXL
16IGN1-O2B (Uh Bec)
15A
POWER DIST
10A8A-Page - -Page 8A-10A
POWER DIST
15A
IGN1-O2A (Uh Bec)16
-17Gnd Zone #4
GND DIST
14A8A-Page
schematic sheet1
k33020a384
009Friday, July 19, 20027
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X
0.5 50
PPL1666.
TXL
ENG7
03 &L18
9:02:41 am
$IVEDWORK/k33020a__009
CNTRL HI
J2-74
O2 B HTR O2 A HTR
J2-72
CNTRL HIO2 D HTR
J2-53
CNTRL HIO2 C HTRCNTRL HI
J2-52
5V REF RTN E
J1-80J1-68
O2 C HI
J1-69
O2 A HI
PRE-OXYGEN SENSORHEATED (B1 S1)
HTR GND C
J1-64
DEDICATED
J1-65
O2 D HI O2 B HI
J1-66J1-67
HTR GND DDEDICATED
O2 A LOO2 D LO
POST-OXYGEN SENSORHEATED (B2 S2)
J1-26
O2 B LO
PRE-OXYGEN SENSORHEATED (B2 S1)
HTR GND B
J1-27
DEDICATED
J1-28
O2 C LO
POST-OXYGEN SENSORHEATED (B1 S2)
J1-29
DEDICATED
J1-24
HTR GND A
J1-25
PCM
7
ENGTXL
.1665PPL/WHT
500.5
PNK500.5 7
&NC1
ENGTXL
.1539
.3223RED/WHT
500.5 7
&NC1
ENGTXL
17-Page 8A-14A
GND DISTGnd Zone #4
B
B12146047
DENGINE5M M/P 150 SLD12092839
DO2JPR5F M/P 150 SLD
0.5 50
RED/WHT3223.
&SERIES36&NC1/NC8
O2JPRTXL
.1671TAN
500.5
TXL
O2JPR
&SERIES36&NC1/NC8
7
7
&SERIES36&NC1/NC8
O2JPRTXL
.1539PNK
500.5
7
O2JPRE
1670.
TXL
O2JPR
&SERIES36&NC1/NC8
70.5 50
PPL
120928395M M/P 150 SLDENGINEE
121460475F M/P 150 SLD
O2SENSB_P O2SENSB_P O2SENSA_P O2SENSA_P
(Page 1)
CL_TMP
407
HTR_GNDC451HTR_GNDD451 HTR_GNDB451 HTR_GNDA451
Engine Controls: L18 – 8.1L Gas
K33020a_009_07
D-59PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 VCCVCC
N.O. HELD CLOSED AT
Panel Set: 8
NORMAL FLUID LEVEL
A
B
001FNAUPC
Sw Asm - Low Oil Lvloil_lvl_l18
15324478
0.5 50
YEL492.
TXL
ENG7
Etc MdlELEC THROT CNTL
21A8A-Page -1
snsr_knockSensor - Knock (Odd) Lh
15355362
001
1
CASE
0650A6Y 3
BLK/WHT451.
TXL0.8ENG
1950
7
ENGTXL
.472TAN
500.350.35 50
YEL710.
TXL
ENG7
Etc Mdl1-Page 8A-21A
ELEC THROT CNTL
ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
0098
PROD CKMC031Friday, July 19, 2002
0.8 50
BLU DK496.
PTFE
ENG19
POWER DIST
10A8A-Page -2Pcm I (Uh Bec)
15A
TBC
J3-B1251A-4
RTN GVREF
J2-57 J2-31
MAFIAT
J2-25
DIFF
J1-9
FLATKNOCK 1LVL SWITCH
LOW OIL
J1-70
SERIAL ACLASS 2
J1-58
SERIAL BCLASS 2
J1-59 J1-49
FLAT
RTN 1KNOCK
FLAT
J1-50
KNOCKRTN 2
RESKNOCK
LEFT HAND
J1-51 J1-14
CONTROLTHROTTLE
ETC AETC B
ELECTRONICDEDICATED
J1-15
PCM
J1-10
DIFF
KNOCK 2FLAT
KNOCKRES
J1-11
RIGHT HAND
ENGPTFE
.1876BLU LT
500.8 19
16M GT 150 28015326085
M
A
TEMP
B
GND
C
IGN
D
MAF
E
ENGINE
001MAF Sensor & IATmaf_iat_snsr6M 1 1770A
15305555
LOWREF
GRN DK500.35 7
ENGTXL
.1049
GND DIST451 Mbec
1-Page 8A-14A
IP16F GT 150 28015326084
M
PageCase GndGND DIST
14A8A- -3
Class II - IP Star1-Page 8A-55A
SERIAL DATA LINK
0.8 50
BRN1174.
TXL
ENG19
GND DIST
14A8A-Page -1Gnd Zone #4
Case GndPage 3-8A-14A
GND DIST
50
BLK552.
TXL
ENG70.35
0650A6Y 3snsr_knckSensor - Knock (Even) Rh
15355362
001
1
CASE
507
IP0.35 TXL
.710YEL
774
ETC_A1061
ETC_BMAF_IGN439
451 MAF_GND
CL2_ENG
TBC_ENG
OIL_LVL
KNK_GND1
KNK_GND2
Engine Controls: L18 – 8.1L Gas
K33020a_009_08
D-60PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
VCC
IGN1
(Page 10)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 9
12M GT 150 28015373547
ENGINED
12F GT 150 28015373533
CHASSISD
ENGJPRTXL
.2129BRN
500.8 7
15A
POWER DIST
10A8A-Page -
.1039PNK
500.8
1INJ1 (Uh Bec)
7
ENGJPRTXL
0.8 50
BRN2129.
TXL
ENGJPR7
C
ENGTXL
.2125GRN DK
500.35 7
F
ENGJPRTXL
.2121PPL
500.8
E
7
CJ
TXL
ENGJPR70.8 50
BLK550.
7
ENGJPRTXL
.2125GRN DK
500.8
E
470.
TXL
ENG70.5 50
BLK
C
J
0.5 GXL
.890GRN DK
507
&EVA
CHASSIS
A
CASE
GRA500.5 7
ENGTXL
.474
ENGINE7F M/P 15012047938
H
2129.
TXL
ENGJPR70.8 50
BRN
G
474.
GXL0.5CHASSIS
&EVA
750
GRA
B
Gnd Zone #52-Page 8A-14A
GND DIST
SA2129
Spark Plugsp_plug6Y 4 0021A
001
A
CASE
0.35 50
RED2127.
TXL
ENG
C
EST
D
IGN
S
SPARKPLUG
7
ENGJPR7
CYL_3
A
GND
B
ESTLOW
0.8 50
BLK550.
TXL
0.35 50
BLU LT
B
2123. TXL
ENG7
Spark Plug CasePage 3-8A-14A
GND DIST
SB1039
IGN7M M/P 15012047933
A
500.8 7
ENGJPRTXL
.550BLK
0.8 50
PNK1039.
TXL
ENGJPR7
CASE
A
FUEL PULL UP
RELAYPUMPFUEL
J2-9
EST F
J2-68
EST H
J2-69J2-73
LEVEL
(SEC)
SEN
FUELFTP
SNSR
J2-64
EST RTN A
J2-60
EST RTN
J2-54
SENLEVELFUEL
J2-26
EST C
J2-27
(SEC)
RELAYPUMPFUEL
J2-3
EST A
J1-5
FTPRESS(SEC)VREF 2 B
FUEL SNSR
J1-46
RTN H
J1-23
VREF PCM
TXL
.2129BRN
500.8 7
ENGJPR
B
EST
C
IGN
D
PLUGSPARK
S
001
CYL_1
Odd Ignition Coilsign_coil_drv12F 4490A
12162144GND
A
LOWEST
EST
C
IGN
D
PLUGSPARK
S
CYL_5
GND
A
LOWEST
B
7M M/P 15012047933
IGNH
BLK500.8
C
7
ENGJPRTXL
.550
A
CASE
ENGINE7F M/P 15012047938
A
22E/G/H 1-Page 8A-
FUEL SNDR/PUMPSec Fuel/Pump
22E/G/H 2-Page 8A-
FUEL SNDR/PUMPSec Fuel Pump Rly
G
Sec Fuel SenderFUEL SNDR/PUMP
8A-Page -222E/G/H
0.8 50
PNK1039.
TXL
ENGJPR7
7
ENGJPRTXL
.2129BRN
500.8
0.8 50
PNK1039.
TXL
ENGJPR7
0.8 50
BLU LT2123.
TXL
ENGJPR7
Prim Fuel/PumpFUEL SNDR/PUMP
8A-Page -122E/G/H
7
ENGJPRTXL
.550BLK
500.8
FUEL SNDR/PUMP
22E/G/H8A-Page -1Fuel Pump Rly
0.35 50
BRN2129.
TXL
ENG7
FUEL SNDR/PUMP
8A-Page -122E/G/H
$IVEDWORK/k33020a__009schematic sheet1
k33020a384 Friday, July 19, 2002
Fuel Tank Sender
0099
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
7
ENGJPRTXL
.1039PNK
500.8
F
0.8 50
RED2127.
TXL
ENGJPR7
SC550
1039.
TXL
ENG70.5 50
PNKPPL
500.35 7
ENGTXL
.2121
TXL
ENG70.5 50
GRN DK890.
004FNAUPC
Sensor-Fuel Tank Pressfuel_tank_snsr
12059595LOREF
A B
PRESS
+5V
C
B
ESTLOW
C
EST
D
IGN
S
SPARKPLUG
0.5 50
GRN DK/WHT465.
TXL
CYL_7
A
GND
ENG7
FUEL_VREFR470 470 FUEL_EVA
550 IGNC_GND1
IGN_COIL1
FLVL_SEC1936
FLVL_PRIM1589
1465 SEC_PUMP
PRIM_FRLY
CASE2
Engine Controls: L18 – 8.1L Gas
K33020a_009_09
D-61PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 10
120479337M M/P 150IGNA
7
ENGJPRTXL
.2130BRN/WHT
500.8
0.8 7
ENGJPRTXL
.550BLK
50
UPCcrank_snsr_l18Crank Sensor
A B
HALLEFFECT
CAMSENSOR
C
001
15324165
FNA
F
0.35 50
PNK/BLK632.
TXL
ENG7
A120479387F M/P 150ENGINE
G
SB1239
500.8 7
ENGJPRTXL
.2130BRN/WHT
1239.
TXL
ENGJPR7
G
0.8 50
PNK7
ENGJPRTXL
.1239PNK
500.8
H
.1867GRN LT
500.35 7
ENGTXLH
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
009Friday, July 19, 200210
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
0.8 50
BLK550.
TXL
ENGJPR7
E ENGINE7F M/P 15012047938
7M M/P 15012047933
IGNE
GND DIST
14A8A-Page -2Gnd Zone #5
TXL
ENGJPR70.8 50
PNK1239.
50
BLU LT/WHT2126.
TXL
ENGJPR70.8
SA2130
ENG70.35 50
RED/WHT2122.
TXL
-Page 8A-10A
POWER DIST
15A
INJ2 (Uh Bec)1
7
ENGJPRTXL
.1239PNK
500.8
A
CASE
IGN
S
SPARKPLUG12162144
4490A12Fign_coil_drv
Even Ignition Coils
CYL_2
001
A
GND
B
ESTLOW
C
EST
D
YEL/BLK500.35 7
ENGTXL
.1868
J2-66
EST B
J2-67
EST D
J2-61
EST RTN B
EST RTN
J2-39
CAM SUPEST E
J2-28J2-29
EST G
J1-73
CAM POS
J1-61
CAM RTN
J1-21
CRANK RTN
SUP
J1-2
CRANK
J1-16
SPARELSD 2POS 1
J1-12
CRANK
BLK500.8
PCM
7
ENGJPRTXL
.550
TXL
ENGJPR70.8 50
BLK550.
B
7
PNK500.5 7
ENGTXL
.1239
D
PLUGSPARK
S
ENGTXL
.2124GRN DK/WHT
500.35
CYL_8
GND
A
LOWEST
B
EST
C
IGN
001
12129946
FNAUPCcam_snsr_l18Cam Sensor
A B
HALLEFFECT
CAMSENSOR
C
TXL
.2128PPL/WHT
500.8 7
ENGJPR
A
CASE
IGN
D
PLUGSPARK
S
0.8 50
BRN/WHT2130.
TXL
ENGJPR7
CYL_4
GND
A
LOWEST
B
EST
C
TXL
.2124GRN DK/WHT
500.8
CASE
7
ENGJPR
A
7
B
0.8 50
BRN/WHT2130.
TXL
ENGJPR
GND
B
ESTLOW
C
EST
D
IGN
S
SPARKPLUG
CYL_6
A
ENGTXL
.2128PPL/WHT
500.35 7
C
PageSpark Plug Case
ENGJPRTXL
.1239PNK
500.8
GND DIST
14A8A- -3
7TXL
.633BRN/WHT
500.35 7
ENGENGJPR
70.8 50
RED/WHT2122.
TXL
F
.
TXL
ENG70.35 50
BLU DK/WHT1869
0.35 50
BLU LT/WHT2126.
TXL
ENG7
SD550
ENG70.35 50
RED631.
TXL
0.35 50
BRN/WHT2130.
TXL
ENG7
C
0010021A6Y 4
sp_plugSpark Plug
A
CASE
TXL
ENGJPR70.8 50
BRN/WHT2130.
TXL
ENGJPR70.8 50
BLK550.
IGN_COIL2
550 IGNC_GND2CASE3
Engine Controls: L18 – 8.1L Gas
K33020a_009_10
D-62PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0
V+ V-
IGN0 IGN0IGN0 IGN0IGN0 IGN0
P/N PB CA
PRESS
REF
REFRTN
5V
MT1/MN8ML6/MN8
BTSI 138-1
M74
BKUP LP
020-11
M74
CJ3 = MAN TEMP CONT FRT A/C
NP8 = 2-SPD PUSH BUTTON TRNSF CASENP3 = ALL WHEEL DRIVE TRNSF CASE
PART#
&M74/MN8/MT1
PAGE 8A-
START
MT1/MN8
M74
ECM/PCM
NP2 = 2-SPD MAN SHIFT TRNSF CASENP1 = 2-SPD ELEC SHIFT TRNSF CASE
Panel Set: 11
030-1112-1
CJ2 = AUTO TEMP CONT FRT HVAC
RPO LEGEND
POA NSBU SWITCH
0.5 50
GRA773.
TXL
ENG
&M74
7
Tcm1-Page 8A-27A
LCT TRANSTcm
1-Page 8A-27A
LCT TRANS
CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
00911
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)
Friday, July 19, 2002
Trec Mdl/Trans Case Sw1-Page 8A-38A/B/C/D
TRNSF CASE CNTRL
7
&M74
ENGTXL
.1694GRA/BLK
500.5
GND DISTGnd Zone #4
1-Page 8A-14A
ENGTXL
.776WHT
500.5 7
&M74
&CJ2/CJ3
ENGTXL
.380RED/BLK
500.35 7
TXL
.1694GRA/BLK
500.5 7
&ML6/MN8
ENG
0.5 50
GRA/BLK1694.
TXL
ENG
&M74
7
A/C Enable RlyHVAC
64A8A-Page -1
RTN I
J2-80
VREFPRNDL C
J2-62
SWITCHA/C PRESS
J2-55
A/C CLUTCH
J2-43 J2-33
FAN 2CTRL RLY
J2-14
SENSORA/C PRESS
SWITCH(4WD HI-LOW)
TRANSFER CASE
J2-16
SEC HI A/CPRESS SWITCH
J2-11
PRNDL B
J1-72
SUPPLYVREF 2 A
J1-45J1-34
PRNDL A
J1-32
PRNDL P
PCM
J1-B J1-CJ1-DJ2-A
J2-D
J2-J1-
001
1212984015324591
9115A7A
NSBU-Sw Asmnsbu_switch_l18
J1-A
ENG
&MN8/MT1
70.5 50
WHT776.
TXL 0.35 50
GRA2700.
TXL
ENG
&CJ2/CJ3
7
8A-Page -1Tcm
LCT TRANS
27A
TXL
.772YEL
500.5 7
&M74
ENG
BLK/WHT771.
TXL
ENG
&M74
70.5 50
SA1694
TXL
ENG
&M74
70.5 50
ORN/BLK1786.
459GRN DK/WHT
500.35 7
ENGTXL
.
7
&M74
ENGTXL
.1694GRA/BLK
500.5
LCT TRANS
27A8A-Page -1Tcm
Tcm1-Page 8A-27A
LCT/4L80E TRANSMISSION
UPC FNA002
Sensor-A/C Pressure
15344137
1
2
3
TP_IN
TP_REFacpres_snsr
&MN8/MT1
70.5 50
YEL772.
TXL
ENG ENGTXL
.2751BLK
500.35 7
&CJ2/CJ3
7
&MN8/MT1
ENGTXL
.773GRA
500.5
&MN8/MT1
ENGTXL
.771BLK/WHT
500.5 7
TRNS_CASE
4WD_LO
AC_CLTCH
(Page 11)PN_SW1786
TCM_A TCM_B TCM_C TCM_P
(Page 11) PN_SW
451 NSBU_GND
Engine Controls: L18 – 8.1L Gas
K33020a_009_11
D-63PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0IGN0
RPO LEGEND
Panel Set: 12
M74 = ALLISON LCT AUTO TRANSML6 = MANUAL TRANSMISSIONS
NP2 = 2-SPD MAN SHIFT TRNSF CASEPTO = POWER TAKE OFF
M74
N.O. HOLD CLOSED ATNORMAL FLUID LEVEL
1695BLK/WHT
500.5 7
&NP2
ENGTXL
.
50
GRN LT1478.
TXL0.35ENG
7
1-Page 8A-14A
GND DISTGnd Zone #4
0.8
&PTO&M74/ML6
7
ENGTXL
.2562PPL
50
1-Page 8A-23A
PTO PROVPto Enable
1Pto Rly
PTO PROV
23A8A-Page -
Friday, July 19, 200212
PROD CKMC031ENGINE CONTROLS (L18 & M74/MN8/MT1/ML6)CK EAU X03 &L18
9:02:41 am
$IVEDWORK/k33020a__009schematic sheet1
k33020a384
009
GND DIST
14A8A-Page -1Gnd Zone #4
TXL
ENG7
&PTO&M74/ML6
0.8 50
YEL2522.
LOW
J2-78
HI
J2-79
CONTROL BIDLE AIR
HI
J2-76 J2-77
LOW
CONTROL AIDLE AIR
D
J2-40J2-19
SWITCH2 SPD AXLE
C
J2-1
GNDENGAGE
PTO
J1-78
PTO ENGKILL
J1-71 J1-52
FEEDBACKPTO
MDL
B
J1-40
COOLANTSWITCH
LOW
J1-30J1-22
SWITCHENABLE
PTO
A
J1-1
J2-J1-
FNA
1219148912191488
005Pcm Moduleeau_pcmUPC PCM
001
15324243 FNAUPClcool_swLow Coolant Sw - L18/LB7
A
B
GND DIST
14A8A-Page -1Gnd Zone #4
-1Frt Axle Sw
TRNSF CASE CNTRL
38B8A-PageTXL
.494BLU LT
507
&M74&PTO
ENG0.8
.
TXL
ENG
&PTO&M74/ML6
70.8 50
GRN LT488
14A8A-Page -2Gnd Zone #5
GND DIST
23A8A-Page -1Pto Conn
PTO PROV
1-Page 8A-23A
PTO PROVPto Conn
GND DIST
14A8A-Page -1Gnd Zone #4
451 VGND_A
VGND_B451 VGND_D451
VGND_C451
PTO_FDBKFRT_AXLE
PTO_ENGAGE LCOOL_GND1550PTO_ENG_DIS
PTO_ENABLE
Engine Controls: L18 – 8.1L Gas
K33020a_009_12
D-64PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
IGNV+
VCC
Panel Set: 1
UNLEADED
TAN/WHT500.8 7
ENGTXL
.332
50
GRA2705.
TXL
ENG70.87
50
YEL410.
TXL0.5ENG
schematic sheet1
k33020b441
010Friday, July 19, 20021
PROD CKMC031ENGINE CONTROLS - GEN 3 (LD/HD/E85)CK EAU X03 &L59/LM7/LQ4/LQ9/LR4
11:22:50 am
$IVEDWORK/k33020b__010
001
A
REFLOW
B
MAP
C
5VREF
12129946
Sensor - Mapmap_snsr12F 5000A
0.8 50
ORN/BLK469.
TXL
ENG7
ENG70.8 50
BLK2755.
TXLTXL
.432GRN LT
500.8 7
ENG
BLK50
7
ENG0.5 TXL
.407
A
TEMP
B
005
4000A12F
Sensor Asm-Cool Temp(Gen3/LU3)
15359366
cool_tempREFLOW
TXL
ENG70.8 50
GRA597.
LEGR1 HI
J2-7J2-58
PRESSENGINE OIL
LEGR1 LO
J2-41
MAP
J2-32
TPS
J2-24
VREF 1 D
J1-8
ECL TEMP
J1-74
VREF 1 C
J1-7
VREF RTN D
J1-60
VREF RTN C
J1-63J1-54
VREF RTN B
LEGR1 POS
J1-55
VREF 1 A
J1-47
VREF 1 B
J1-48
VREF RTN A
J1-41
15344137
003Sen - Oil Presssnsr_oil_press
UPCFNA
1
REFLOW
2
5VREF
3
OILPRESS
SEND_RTN(Page 7)
Engine Controls: GEN 3 PCM
K33020b_010_01
D-65PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
LD/HD
MT1 = 4L80E AUTO TRANSNM2 = EMISSION SYS EXPORT, LEADED FUEL
L59 L59LD/HD
RPO LEGEND
Panel Set: 2
PROD2 Friday, July 19, 2002
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03a
ENGINE12M GT 150 28015373547
F
15411634
fuel_inj6M6 X0036
Fuel Inj #1
A
B
001
B
X00366M6fuel_inj
15305086
001Fuel Inj #1
A
-Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)1
ENG0.5 TXL
.1231BLU DK/WHT
507
&MT1
trans_speed_senUPC FNA
15359366
003
A
HI
TISS
LO
B
1310.
GXL0.5
Trans Input Speed Snsr
CHASSIS
&EVA
750
WHT
001
120526430660A8D
Solenoid Asm-Ventsol_vent
A
B
F CHASSIS12F GT 150 28015373533
1INJ1 (Uh Bec)
15A
POWER DIST
10A8A-Page --Page 8A-10A
POWER DIST
15A
Batt - QS4 (Uh Bec)8 -Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)11
INJ1 (Uh Bec)POWER DIST
10A8A-Page -
15A
VEHICLE SPEED SNSR
338A-Page -1Toss
7
ENGTXL
.428GRN DK/WHT
500.5
8A-10A
POWER DISTPcm I (Uh Bec)
2
VEHICLE SPEED SNSRToss
1-Page 8A- 33
15A
-Page
0.5 50
PNK/BLK1746.
GXL
X00366M6fuel_inj
15411634
001Fuel Inj #3
A
B
ENG
=&LM7/LR4/LQ4/LQ9
19
500.5 19
=&L59
ENGGXL
.1746PNK/BLK
50
PNK439.
TXL0.5ENG
7
50
RED/BLK1230.
TXL0.5ENG
&MT1
7
0.5 50
BLK1744.
GXL
ENG
=&L59
19
001
15305086
fuel_injFuel Inj #3
6M6 X0036
A
B
J2-45
FUEL TANKVENT SOLENOID SOLENOID
RELAY
J2-36
AIR PUMPRELAY
J2-4
AIR
J2-34
CANISTER PURGESOLENOID
HI
TOSS
J2-22
HI
TISS
J2-23
LOW
J2-20
LOW
J2-21 J1-36
INJECTORA H
J1-3
INJECTOR
001
121240370660A8D
Valve Asm-Cnstr Purgecanister_purge
A
B
500.5 19
=&LM7/LR4/LQ4/LQ9
ENG
ENG70.5 50
WHT1310.
GXL
.1744BLK
TXL
PNK500.5 19
=&LM7/LR4/LQ4/LQ9
ENGGXL
.1039
822 VSSLO 821 VSSHI
PURGE_FD F_INJ1L59_INJ11039 F_INJ31039L59_INJ310392640 VENT_SOL
Engine Controls: GEN 3 PCM
K33020b_010_02
D-66PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
L59L59 LD/HDLD/HDL59 LD/HD L59 LD/HDL59 LD/HDL59LD/HD
Panel Set: 3
-Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)1 1
INJ2 (Uh Bec)
15A
POWER DIST
10A8A-Page -
19
=&LM7/LR4/LQ4/LQ9
ENGGXL
.1239PNK
500.5
X00366M6
Fuel Inj #2fuel_inj
15305086
001
A
B
001
15411634
fuel_injFuel Inj #8
6M6 X0036
A
B
8A-10A
POWER DIST
15A
INJ2 (Uh Bec)1-Page
ENG
=&LM7/LR4/LQ4/LQ9
190.5 50
YEL/BLK846.
GXL
845.
GXL
001
15411634
fuel_injFuel Inj #7
6M6 X0036
A
B
ENG
=&LM7/LR4/LQ4/LQ9
190.5 50
BLK/WHT
1INJ2 (Uh Bec)
15A
POWER DIST
10A8A-Page -
X00366M6
Fuel Inj #7fuel_inj
15305086
001
A
B
B
X00366M6
Fuel Inj #6fuel_inj
15411634
001
A
845BLK/WHT
500.5 19
=&L59
ENGGXL
.
8A-Page -1INJ2 (Uh Bec)
15A
POWER DIST
10A 1INJ2 (Uh Bec)
15A
POWER DIST
10A8A-Page -
X00366M6
Fuel Inj #8fuel_inj
15305086
001
A
B
GXL
ENG
=&L59
190.5 50
BLU DK/WHT878.
B
GXL
.1745GRN LT/BLK
500.5 19
=&LM7/LR4/LQ4/LQ9
ENG
001
15305086
fuel_injFuel Inj #4
6M6 X0036
A
-Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)1
15A
INJ2 (Uh Bec)1-Page 8A-10A
POWER DIST
GXL
.846YEL/BLK
500.5 19
=&L59
ENG
A
B
001
15305086
fuel_injFuel Inj #5
6M6 X0036
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
3
010441
k33020bFriday, July 19, 2002sheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
BLU LT/BLK500.5 19
=&L59
ENGGXL
.844
001
15305086
fuel_injFuel Inj #6
6M6 X0036
A
B
-Page 8A-10A
POWER DIST
15A
INJ2 (Uh Bec)11
INJ1 (Uh Bec)
15A
POWER DIST
10A8A-Page -
ENG
=&L59
190.5 50
GRN LT/BLK1745.
GXL
GXL
.878BLU DK/WHT
500.5 19
=&LM7/LR4/LQ4/LQ9
ENG
Page -1INJ1 (Uh Bec)
15A
POWER DIST
10A8A-
X00366M6
Fuel Inj #4fuel_inj
15411634
001
A
B
ENG
=&L59
190.5 50
RED/BLK877.
GXL
19
=&LM7/LR4/LQ4/LQ9
ENG
0.5 50
PNK1039.
GXL
GXL
.877RED/BLK
500.5
ENG
=&LM7/LR4/LQ4/LQ9
19
ENG
=&LM7/LR4/LQ4/LQ9
190.5 50
BLU LT/BLK844.
GXL
ENG
=&LM7/LR4/LQ4/LQ9
190.5 50
PNK1239.
GXL
F
J1-77
INJECTORB
J1-76
INJECTOR INJECTORG
J1-4
INJECTORD
J1-43
INJECTORC
J1-44 J1-37
INJECTORE
-Page 8A-10A
POWER DIST
15A
INJ2 (Uh Bec)1
X00366M6fuel_inj
15411634
001Fuel Inj #5
A
B
001
15411634
fuel_injFuel Inj #2
6M6 X0036
A
B
F_INJ5 F_INJ2 F_INJ6L59_INJ71039 L59_INJ21239 F_INJ41239L59_INJ41239 L59_INJ61239 F_INJ81239L59_INJ81239L59_INJ51039 F_INJ71039
Engine Controls: GEN 3 PCM
K33020b_010_03
D-67PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)TCS DATA CTRL/SPARK RETARD
VCCVCC VCCVCC IGN0
NW7 = TRACTION CONTROL
DRLK
START
130-1
PCM/ECM
PART#
MG5/MW3 = 5 SPEED MANUAL TRANS
044-1ASB/VSES020-4
Panel Set: 4
RPO LEGEND
POA CLUTCH SW
030-1PAGE 8A-
PPL500.35 7
ENG
4Ecm/Pcm (Uh Bec)
20A
POWER DIST
10A8A-Page -
TXL
.806
Man Cltch Sw-Top Of Trvl #1
12E 1750A
E
F12064860
002cltch_sw_top
BRKCLTCHK
-Page 8A-10A
POWER DIST
20A
Ecm/Pcm (Uh Bec)4
1533620512F GT 150/280
500.35
ENG70.35 50
PPL420.
TXL
7
&MG5/MW3
ENGTXL
.48GRA
70.35 50
ORN/BLK463.
TXL
ENG
&NW7
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
4 Friday, July 19, 2002
STARTING & CHARGING
30A8A-Page -2Alternator
-Page 8A-10A
POWER DIST
15A
Ign1-PcmI (Uh Bec)2
Manual Clutch1-Page 8A- 30
STARTING & CHARGING STARTING & CHARGING
30A8A-Page -2Alternator
15326084
B IP16F GT 150 280
BRAKES
44A/B/C8A-Page -5/2/2Abs/Vses
Abs/Vses (Uh Bec 420)5/3/1-Page 8A-44A/B/C
BRAKES
Page -14Crank Start (Uh Bec)
10A
POWER DIST
10A8A-
7
ENGTXL
.440ORN
500.8
Abs Module1-Page 8A-44A/B/C
BRAKES
1Abs Module
BRAKES
44A/B8A-Page - 14Ign0 (Lh Bec)
10A
POWER DIST
10A8A-Page -
0.35IP
&MG5/MW3-JF4
750
GRA48.
TXL
16M GT 150 28015326085
B
7
&NW7
ENGTXL
.464TAN/BLK
500.35
ENGINE
1533620912M GT 150/280IPK
GRA50
7
&MG5/MW3-JF4
BRKCLTCH0.35 TWP
.48
J2-75
F TERMMON
CRANK
J2-59J2-5
DELTORQ
J2-30
VATS
J2-18
CLTCH/NEUT START
J2-12
MILREQUEST
J2-13
CRUISEENGAGE
J2-15
L TERMMON
J1-75
VIGN 0
J1-57
VBATT B
J1-35
CLUTCHSWITCH
J1-33
TCCBRAKESWITCH
J1-19
VIGN 1
J1-20
VBATT A
BATTERY
J1-13
REQTORQ
ENG_CRANK
1433 CLTCH_NTRL
441 CLTCH_SW 1020 TRNS_PWR1
ENG_BAT1ENG_IGN1439BRK_SW
TORQ_DEL
TORQ_REQ
23 ALT_FTERM
25 ALT_LTERM
ENG_BAT2440
Engine Controls: GEN 3 PCM
K33020b_010_04
D-68PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP UPFIT IP BODY INFOJMPR
IP
817 817 817 817 817
817
SA817
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 IGN0IGN0
Panel Set: 5
1532608416F GT 150 280IPF
750
YEL/BLK1827.
TXL0.8ENGENG
0.35 TXL
.817GRN DK/WHT
5070.35 TXL
.121WHT
507
ENG
REAR PARKING AID
70A8A-Page -1RPA Module
TWP
.817GRN DK/WHT
507
IP0.35
ENG0.5 TXL
.625YEL/BLK
507
50
GRN DK/WHT817.
TXL0.35IP
&NYS
7
ENG
QS4 Module3-Page 8A-45A
FOUR WHEEL STRG
750
BRN/WHT419.
TXL0.35
IP16F GT 150 28015326084
D
J6-D J9-C
1219403515357030
Blk Asm - Mbec VSS (4K PPM)mbec_817UPC FNA
12193905
001
12194033
J1-A10
J1-B9
J1-E6 J10-J
SUPPLEMENTAL BRAKE ASSIST
44D8A-Page -1SBA Mdl
IP CLUSTER
81A8A-Page -14kppm Signal
TWP
.817GRN DK/WHT
507
=&Z75
BODY0.35
TXL
.817GRN DK/WHT
507
IP0.35
RTD
43A8A-Page -1Lift/Drive
0.35ENG
&06
750
PNK/WHT1101.
TXL
81A
IP CLUSTERMalf Ind Lp
1-Page 8A-Elec Brake Mdl
1-Page 8A-44A/B/C
ABS/TRAC CTRL
ENGINE16M GT 150 28015326085
D
IP
&SBA
750
GRN DK/WHT817.
TXL0.35
2ppm Tach Sig-Page 8A-81A
IP CLUSTER
1
1Friday, July 19, 2002
CKMC03PROD5
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)
STARTING AND CHARGING
30A8A-Page -1Starter Rly
SECONDARYPPM
J2-50
PRIMARY PPM
J2-44 J2-46
MALFUNCTIONINDICATOR LP
J2-49
(REV LOCK SOL)LAMP
HI IDLE LOW OILLAMP
FUEL/OILGAUGE
J2-38 J2-35J2-10
TACH
J1-38
CHG OIL LPLIFT DIVE
J1-39
START SOLRLY (LSD)
E1537354712M GT 150 280ENGINE
1537353312F GT 150 280CHASSISE
1532608516M GT 150 280ENGINEF
Radio Module1-Page 8A-150C
INFOTAINMENT-RADIO
SBA_4KPPMRDIO_4KPPM817 817 IPC_4KPPM RPA_4KPPM
START_RLY
QS4_4KPPM817
1101 1827 ABS_128KMALF_LPTACH LIFT_DIVE
Engine Controls: GEN 3 PCM
K33020b_010_05
D-69PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 VCC
PCM (GEN 3)
IGN0IGN0
RPO LEGEND
M30/M32
M30 = 4-SPD AUTO TRANS, 4L60E, ELECTRONIC
MT1
MT1
M32 = 4-SPD AUTO TRANS, 4L60E-HD, ELECTRONIC
Panel Set: 6
M30/M32
MT1 = 4-SPD AUTO TRANS (4L80E)
&MT1
70.35 50
BRN418.
TXL
ENG
P
B
R
SOL CNTL
S
SOL ENABLE
T
SOL PWM
U
FORCE MOTOR 1
C
SOL A
D
E
SUMP TEMP
L
SENSOR
M
A
N
PRESSURE SWITCH MANIFOLD
C
FNAUPC
Auto Trans-4L80E/4L60Eeau_auto_trans 001
12160493
SOL SHIFT A
A
SOL SHIFT B
B
687.
TXL
ENG
&M30/M32
70.35 50
WHT
TXL
.1020PNK
500.35 7
&M30/M32/MT1
ENG
ENGTXL
.1229BLU LT/WHT
500.35 7
&M30/M32/MT1
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
6
010441 Friday, July 19, 2002
.1226RED
500.35 7
&M30/M32/MT1
ENGTXL
&M30/M32/MT1
70.35 50
BLU DK1225.
TXL
ENGENGTXL
.1222GRN LT
500.35 7
&M30/M32/MT1
ENGTXL
.418BRN
500.35 7
&M30/M32
0.35 50
RED/BLK1228.
TXL
ENG
&M30/M32/MT1
7
ENGTXL
.422TAN/BLK
500.35 7
&M30/M32
J2-8
FMTR1LOW
J2-63
A
J2-6
FMTR1HI
J2-51
TRANSTEMP
J2-47
SHIFT BSKSHF LP
J2-48
SHIFT A
J2-42
TCCENTRANS MOD
RELAY
J2-2
TCCCTRL
J1-79
3-2 SHIFTSKIP SHIFT
J1-53
VREF RTN F
J1-17
B
TRANS PRESSURESWITCH MANIFOLD
J1-18
C
ENG0.35 TXL
.720GRA
507
&M30/M32/MT1
-Page 8A-10A
POWER DIST
10A
IGN0 (Lh Bec)14
TXL
ENG
&M30/M32/MT1
70.35 50
YEL/BLK1223. &M30/M32/MT1
70.35 50
PNK1224.
TXL
ENG
YEL/BLK1227.
TXL
ENG
&M30/M32/MT1
70.35 50
TRNSPWR3
(Page 6)MT1_TRNS418
(Page 6) MT1_TRNS
Engine Controls: GEN 3 PCM
K33020b_010_06
D-70PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
Panel Set: 7
14A8A-Page -17Gnd Zone #4
GND DIST
7 Friday, July 19, 2002010
441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
J1-80
RTN E5V REF
J1-68 J1-64
DEDICATEDHEATERGND CCNTRL HI
J1-65
O2 D HTRCNTRL HIO2 B HTR
J1-66
GND DHEATER
DEDICATED
J1-67
CNTRL HIO2 C HTR
PRE-OXYGEN SENSORHEATED (B2 S1)
CNTRL LO
J1-28
O2 C HTR
POST-OXYGEN SENSORHEATED (B1 S2)
CNTRL LO
HEATED (B2 S2)POST-OXYGEN SENSOR
O2 D HTR
J1-25
CNTRL LO
J1-26
O2 B HTR
GND DISTGnd Zone #4
17-Page 8A-14A
451 HTR_GNDC451
407(Page 1)
SEND_RTN
HTR_GNDD
PRE_1666
1666 1667
PRE_B2S1
(Page 9/10/11) (Page 9/10/11)
POST_B1S2
1669 1668
POST_1668
(Page 9/10/11)1670
POST_1670
(Page 9/10/11) (Page 9/10/11)(Page 9/10/11)
POST_B2S2
1671
Engine Controls: GEN 3 PCM
K33020b_010_07
D-71PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
Panel Set: 8
14A8A-Page -17Gnd Zone #4
GND DIST
17-Page 8A-14A
GND DISTGnd Zone #4
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)
Friday, July 19, 20021 CKMC03PROD
8
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
O2 B HTR LOO2 A HTRCNTRL LO
J2-72J2-74J2-52 J2-53
O2 D HTR LOO2 C HTR
CNTRL LO CNTRL HI
HEATED (B1 S1)PRE-OXYGEN SENSOR
O2 A HTR
J1-69
GND BHEATER
DEDICATED
J1-27
CNTRL LO
J1-29
O2 A HTR
J1-24
DEDICATEDHEATERGND A
3113
(Page 9/10/11)
POST_2391
2391
(Page 9/10/11)
POST_3223
3223 3212
PRE_3212
(Page 9/10/11) (Page 9/10/11)
PRE_B1S1
1664 1665
PRE_1665
(Page 9/10/11) (Page 9/10/11)
PRE_3113
HTR_GNDB451 HTR_GNDA451
Engine Controls: GEN 3 PCM
K33020b_010_08
D-72PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
+
V-
HI
LO
+
V-
HI
LO
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
+
V-
HI
LO
+
V-
HI
LO
Panel Set: 9
16IGN1 - O2 B (Uh Bec)
15A
POWER DIST
10A8A-Page -
OXY SENSORS FOR GEN3, L59/LM7
0.5 7
=&L59/LM7
ENGTXL
.1668PPL/WHT
50 0.5 7
=&L59/LM7
ENGTXL
.1665PPL/WHT
500.5 7
=&L59/LM7
ENGTXL
.539PNK
50
B
C
D
00102_sensorHtd Oxy Snsr - LTPRE (B1S1)
UPC FNA
12176897
A
PNK500.5 7
=&L59/LM7
ENGTXL
.1539
50
TAN1664.
TXL
ENG
=&L59/LM7
70.5
0.5 50
PPL1666.
TXL
ENG
=&L59/LM7
7
ENG
=&L59/LM7
70.5 50
PNK539.
TXL
ENG
=&L59/LM7
70.5 50
RED/WHT3223.
TXL
50
PPL1670.
TXL
ENG
=&L59/LM7
70.5 70.5 50
PNK1539.
TXL
ENG
=&L59/LM7
0.5 7
=&L59/LM7
ENGTXL
.1667TAN
50
12176897
FNAUPC
Htd Oxy Snsr - RTPRE (B2S1)02_sensor 001
A
B
C
D
8A-10A
POWER DIST
15A
IGN1 - O2 A (Uh Bec)16-Page
.
TXL
ENG
=&L59/LM7
70.5 50
TAN/WHT1669
0.5 7
=&L59/LM7
ENGTXL
.3113BLK/WHT
507
=&L59/LM7
ENGTXL
.1671TAN
500.5
2391BRN
50
A
B
C
D
0.5 7
=&L59/LM7
ENGTXL
.
00102_sensorHtd Oxy Snsr - LTPOST (B1S2)
UPC FNA
12176897
XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
9
010Friday, July 19, 2002441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403
16IGN1 - O2 A (Uh Bec)
15A
POWER DIST
10A8A-Page -
15A
IGN1 - O2 B (Uh Bec)16-Page 8A-10A
POWER DIST
001
A
B
C
D
12176897
FNAUPC
Htd Oxy Snsr - RTPOST (B2S2)02_sensor
GRN LT3212.
TXL
ENG
=&L59/LM7
70.5 50
O2SENSA_P O2SENSA_P
POST_1670
(Page 7)
O2SENSB_P
(Page 8)
POST_3223POST_B2S2
(Page 7)
(Page 7)
POST_1668
(Page 7)
POST_B1S2 POST_2391
(Page 8)
PRE_1666
(Page 7)
PRE_B2S1
(Page 7) (Page 8)
PRE_3212
(Page 8)
PRE_1665
(Page 8)
PRE_B1S1 PRE_3113
(Page 8)
O2SENSB_P
Engine Controls: GEN 3 PCM
K33020b_010_09
D-73PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
OXY SENSORS FOR GEN3 LD, LR4
Panel Set: 10
XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
10 Friday, July 19, 2002010
441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403
IGN1 - O2 B (Uh Bec)
15A
POWER DIST
10A8A-Page -16
500.5 7
=&LR4
ENGTXL
.1667TAN
1539.
TXL
ENG
=&LR4
70.5
0.5 7
=&LR4
ENGTXL
.3113BLK/WHT
50
50
PNK1665
PPL/WHT50
TXL
ENG
=&LR4
70.50.5 7
=&LR4
ENGTXL
.
50
PNK539.
15326423
FNAUPC
Htd Oxy Snsr - RTPRE (B2S1)02_sens 001
A
B
C
D
POWER DIST
10A8A-Page -16IGN1 - O2 A (Uh Bec)
15A
3223.
TXL
ENG
=&LR4
70.50.5 7
=&LR4
ENGTXL
.1671TAN
50 50
RED/WHT
0.5 7
=&LR4
ENGTXL
.1539PNK
50
D
15326423
FNAUPC
Htd Oxy Snsr - RTPOST (B2S2)02_sens 001
A
B
C
-Page 8A-10A
POWER DIST
15A
IGN1 - O2 A (Uh Bec)16
00102_sensHtd Oxy Snsr - LTPRE (B1S1)
UPC FNA
15326423
A
B
C
D
50
PPL1666.
TXL
ENG
=&LR4
70.5
.
TXL
ENG
=&LR4
70.5 50
TAN1664
A
B
C
D
00102_sensHtd Oxy Snsr - LTPOST (B1S2)
UPC FNA
15326423
-Page 8A-10A
POWER DIST
15A
IGN1 - O2 B (Uh Bec)16
0.5 7
=&LR4
ENGTXL
.1668PPL/WHT
5050
PPL1670.
TXL
ENG
=&LR4
70.5
ENG
=&LR4
70.5 50
GRN LT3212.
TXL
0.5 7
=&LR4
ENGTXL
.539PNK
50
ENG
=&LR4
70.5 50
TAN/WHT1669.
TXL TXL
.2391BRN
500.5 7
=&LR4
ENG
O2SENSA_P
PRE_1666
(Page 7)
PRE_B2S1
(Page 7) (Page 8)
PRE_3212
O2SENSA_P
(Page 8)
PRE_1665
(Page 8)
PRE_B1S1 PRE_3113
(Page 8)
O2SENSB_P
POST_1670
(Page 7)
POST_B2S2
(Page 7) (Page 8)
POST_3223
O2SENSB_P
(Page 7)
POST_1668
(Page 7)
POST_B1S2 POST_2391
(Page 8)
Engine Controls: GEN 3 PCM
K33020b_010_10
D-74PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
+
V-
HI
LO
+
V-
HI
LO
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
+
V-
HI
LO
+
V-
HI
LO
OXY SENSORS FOR GEN3 HD, LQ4/LQ9
Panel Set: 11
TXL
.1669TAN/WHT
500.5 7
=&LQ4/LQ9
ENG
D
15326423
FNAUPC
Htd Oxy Snsr - LTPOST (B1S2)02_sens 001
A
B
C
=&SERIES36&LQ4&NC1/NC8/NF2
O2JPRTXL
.3223RED/WHT
500.5 7O2JPR
=&SERIES36&LQ4&NC1/NC8/NF2
70.5 50
TAN1671.
TXL
50
BRN2391.
TXL
ENG
=&LQ4/LQ9
70.5
FNA
15326423
A
B
C
D
00102_sensHtd Oxy Snsr - RTPOST (B2S2)
UPC
A
7
=&LQ4/LQ9
ENGTXL
.1666PPL
500.5
16IGN1 - O2 A (Uh Bec)
15A
POWER DIST
10A8A-Page -
A
B-Page 8A-10A
POWER DIST
15A
IGN1 - O2 A (Uh Bec)16
50
PNK539.
TXL
ENG
=&LQ4/LQ9
70.5
.3212GRN LT
500.5 7
=&LQ4/LQ9
ENGTXL
1670.
TXL
ENG
=&LQ4/LQ9
70.5 50
PPL
15A
POWER DIST
10A8A-Page -16IGN1 - O2 B (Uh Bec)
D
E
12092839
FNAUPC
Htd Oxy Snsr - LTPRE (B1S1)02_snsr 002
A
B
1670PPL
500.5
3223.
TXL
ENG
=&LQ4/LQ9
70.5
7
=&SERIES36&LQ4&NC1/NC8/NF2
O2JPRTXL
.
B
50
RED/WHT
4M M/P 150 SLD15326423
ENGINEC
O2JPR
121768974F M/P 150 SLD
D
4F M/P 150 SLD12176897
O2JPRC
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
11
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
Friday, July 19, 2002
50
PPL/WHT1665.
TXL
ENG
=&LQ4/LQ9
70.5
1667.
TXL
ENG
=&LQ4/LQ9
70.5 50
TAN
0.5 7
=&LQ4/LQ9
ENGTXL
.1539PNK
50
0.5 7
=&LQ4/LQ9
ENGTXL
.1664TAN
50
TXL
ENG
=&LQ4/LQ9
70.5 50
BLK/WHT3113.
0.5 7
=&LQ4/LQ9
ENGTXL
.1671TAN
0.5 7
=&LQ4/LQ9
ENGTXL
.1539PNK
50
50
D ENGINE
153264234M M/P 150 SLD
-Page 8A-10A
POWER DIST
15A
IGN1 - O2 B (Uh Bec)16
1539.
TXL
O2JPR
=&SERIES36&LQ4&NC1/NC8/NF2
70.5 50
PNK0.5 7
=&LQ4/LQ9
ENGTXL
.539PNK
50
=&LQ4/LQ9
70.5 50
PPL/WHT1668.
TXL
ENG
B D
E
00202_snsrHtd Oxy Snsr - RTPRE (B2S1)
UPC FNA
12092839
A
(Page 7)
POST_B2S2 POST_3223
(Page 8)
(Page 7)
POST_1670
O2SENSA_P
PRE_1665
(Page 8)
PRE_B1S1
(Page 8) (Page 8)
PRE_3113
(Page 7)
POST_B1S2
(Page 7) (Page 8)
POST_2391
O2SENSA_P
(Page 7)
PRE_1666
(Page 7)
PRE_B2S1 PRE_3212
(Page 8)
O2SENSB_P
O2SENSB_P
POST_1668
Engine Controls: GEN 3 PCM
K33020b_010_11
D-75PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IGN0 VCCVCC
PCM (GEN 3)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 12
NORMAL FLUID LEVELN.O. HELD CLOSED AT
1532608416F GT 150 280IPM
-Page 8A-10A
POWER DIST
15A
Pcm I (Uh Bec)2
14A8A-Page -1451 MbecGND DIST
Gnd Zone #41-Page 8A-14A
GND DIST
0.5 50
TAN472.
TXL
ENG7
TEMP
C
GND
D
IGN
E
MAF
15305555
1770A6M 1maf_iat_snsrMAF Sensor & IAT
001
A
REFLOW
B
SERIAL DATA LINK
55A8A-Page -1Class II
M
0.35IP
750
YEL710.
TXL
1532608516M GT 150 280ENGINE
70.5 50
BLU LT1876.
TXL
ENG
B
CASE
001
12052641
Sensor - Knocksensor_knockUPC FNA
A
0.35 50
GRN DK1049.
TXL
ENG7
500.5 7
ENGTXL
.492YEL
12052641
oil_lvl_swSw Asm - Low Oil Lvl
UPC FNA001
A
B
7
ENGTXL
.552BLK
500.5
8A-21A
ELEC THROT CNTLEtc Mdl
1-Page
7
ENGTXL
.1174BRN
500.5YEL
500.35 7
ENGTXL
.710
ELEC THROT CNTL
21A8A-Page -1Etc Mdl
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU 1 CKMC03PROD12 Friday, July 19, 2002
ENGINE CONTROLS - GEN 3 (LD/HD/E85)
J2-57
VREFRTN G
J2-31
MAF
J2-25
IAT
DIFF
J1-9
FLATKNOCK 1
J1-70
LOW OILLVL SWITCH
J1-58
CLASS 2SERIAL A
J1-59
CLASS 2SERIAL B
J1-49
FLATFLAT
J1-50
KNOCKRTN 2
KNOCK 1RES
J1-51
LEFT HAND
RTN 1KNOCK
THROTTLECONTROL
J1-15
DEDICATEDELECTRONIC
ETC B
J1-10
DIFF RIGHT HAND
J1-11
RESKNOCK 2
J1-14
ETC A
KNOCK 2FLAT
ENG0.5
GND DIST
14A8A- -3PageCase Gnd
TXL
.451BLK/WHT
507
J3-B1
TBC
(WUR)CLASS2-2
251A-4
7
ENGTXL
.496BLU DK
500.5
439
TBC_ENG
MAF_IGN
CL2_ENG
KNK_GND2
MAF_GND451
774 ETC_B
1061 ETC_A
OIL_LVL
Engine Controls: GEN 3 PCM
K33020b_010_12
D-76PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
VCC
PCM (GEN 3)IGN1
Panel Set: 13
&LQ4/LQ9&LQ4/LQ9
70.5 50
GRN DK/WHT465.
TXL
ENG
GRA500.5 7
ENGTXL
.474
ENG190.8 50
PNK1039.
TXL
ENGTXL
.2129BRN
500.8 19
890.
TXL
ENG70.5 50
GRN DK
RED2127.
TXL
ENG190.8 50
190.8 50
BLU LT2123.
TXL
ENGFuel Tank SenderFUEL SNDR/PUMP
8A-Page -122E/F/G/H/I
FUEL SNDR/PUMP
8A-Page -122E/F/G/HSec Fuel/Pump
890GRN DK
507
&EVA
CHASSIS0.5 GXL
.
LO
PRESS
B
+5V
C
12059595
fuel_tank_snsrSensor-Fuel Tank Press
UPC FNA004
REF
A
22E/G/H 2-Page 8A-
FUEL SNDR/PUMPSec Fuel Pump Rly
CHASSIS
&EVA
750
GRA474.
GXL0.5
DCHASSIS
1537353312F GT 150 280
DENGINE
1537354712M GT 150 280
ENG190.8 50
PPL2121.
TXL
C
H
CY
LIN
DE
R #
3
A
GND
B
EST C EST F
CE
RTN EST H
F G
EST A IGN001
12047938
FNAUPC
ign_coil_oddIgn Coil/Driver-Odd
SP
AR
K P
LU
G #
1
CY
LIN
DE
R #
1
SP
AR
K P
LU
G #
5
SP
AR
K P
LU
G #
7
SP
AR
K P
LU
G #
3
CY
LIN
DE
R #
5
CY
LIN
DE
R #
7
FUEL SNDR/PUMP
8A-Page -222E/G/HSec Fuel Sender
PROD13 Friday, July 19, 2002
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03
FUEL SNDR/PUMP
22E/F/G/H/I8A-Page -1Fuel Pump Rly
8A-Page -2Gnd Zone #5
GND DIST
14A
470.
TXL
ENG70.5 50
BLK
J1
INJ1 (Uh Bec)
15A
POWER DIST
10A8A-Page -
22E/F/G/H 1-Page 8A-
FUEL SNDR/PUMPPrim Fuel/Pump
J
J2-9
FUELPUMPRELAY
FUEL PULL UP
EST F
J2-69
EST HLEVEL
J2-73
FUEL
SEN
(SEC)
J2-64
FTPRESS
J2-68J2-60
EST RTN AFUELLEVELSEN
J2-54
EST A
J2-27
EST C
J2-3
FUELPUMPRELAY
(SEC)
J2-26
(SEC)FTPRESS
J1-5J1-46
FUEL SENSORVREF
VREFRTN H
J1-23
C
ENGTXL
.2125GRN DK
500.8 19
FUEL_EVA470470 FUEL_VREFR
IGNC_GND3550
IGN_COIL1FLVL_PRIM1589
FLVL_SEC1936 1465 SEC_PUMP
PRIM_FRLY
Engine Controls: GEN 3 PCM
K33020b_010_13
D-77PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PCM (GEN 3)
Panel Set: 14
0.35 7
ENGTXL
.1869BLU DK/WHT
50
C
EST G
E
RTN
F
EST EEST B
G
IGN
H
001
12047938
FNAUPC
ign_coil_evenIgn Coil/Driver - Even
SP
AR
K P
LU
G #
6
CY
LIN
DE
R #
6
SP
AR
K P
LU
G #
2
SP
AR
K P
LU
G #
4
SP
AR
K P
LU
G #
8
CY
LIN
DE
R #
2
CY
LIN
DE
R #
4
CY
LIN
DE
R #
8
A
GND
EST D
B
PNK500.8 19
ENGTXL
.1239
TXL
.2126BLU LT/WHT
500.8 19
ENG0.35 50
YEL/BLK1868.
TXL
ENG7
TXL
.2130BRN/WHT
500.8 19
ENG
190.8 50
PPL/WHT2128.
TXL
ENG
-Page 8A-10A
POWER DIST
15A
INJ2 (Uh Bec)1
A BC
190.8 50
GRN DK/WHT2124.
TXL
ENG
Cam Sensorcam_snsr_gen3UPC FNA 12059595
001
SENSORCAM
EFFECTHALL
70.35 50
BRN/WHT633.
TXL
ENG
TXL
.631RED
500.35 7
ENG
GND DISTGnd Zone #5
2-Page 8A-14A
.2122RED/WHT
500.8 19
ENGTXL
CK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
14
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 X
Friday, July 19, 2002
1867. TXL
ENG70.35 50
GRN LT
15324165
001
A
SENSORCAM
EFFECTHALL
BC
Crank Sensorcrank_snrUPC FNA
EST B
J2-66 J2-67
EST D
EST RTN B
J2-61
CAM SUP
J2-39J2-28
EST EEST G
J2-29
CAM POS
J1-73
CAM RTN
J1-61
CRANK
J1-2
SUPCRANK RTN
J1-21
LSD 2SPARE
J1-16
CRANK
J1-12
POS 1
ENGTXL
.632PNK/BLK
500.35 7
IGN_COIL2
550 IGNC_GND4
Engine Controls: GEN 3 PCM
K33020b_010_14
D-78PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
P/N P B CA
PRESS
REF
REFRTN
5V
IGN0IGN0
V-
PCM (GEN 3)
V+
IGN0 IGN0 IGN0IGN0IGN0
PAGE 8A-
138-1
020-11
Panel Set: 15
112-1
ECM/PCM
BKUP LP
PART#
030-1
BTSI
POA NSBU SWITCH
START
TXL
ENG7
Trec Mdl/Trnsf Case Sw1-Page 8A-38A/B/C/D
TRNSF CASE CNTRL
0.35 50
GRN DK/WHT459.
GND DIST
14A8A-Page -1Gnd Zone #4
RED/BLK500.35 7
&CJ2/CJ3
ENGTXL
.380
70.35 50
BLK/WHT771.
TXL
ENG
&M30/M32/MT1
7
&CJ2/CJ3
ENGTXL
.2751BLK
500.35
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
11:22:50 am
&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
15 Friday, July 19, 2002
YEL500.35 7
&M30/M32/MT1
ENGTXL
.772
HVAC
64A8A-Page -1A/C Enable Rly
ENG
&NP1/NP2/NP8
70.5 50
GRA/BLK1694.
TXL
. TXL
ENG
&CJ2/CJ3
70.35 50
GRA2700
J2-D
1212984012191757
9115A7A
NSBU-Sw Asmnsbu_sw_gen3
J1-A J1-B J1-CJ1-DJ2-A
J2-J1-
001
UPC FNA
15344137
002Sensor-A/C Pressure
1
2
3
TP_IN
TP_REFacpres_snsr
70.35 50
GRA773.
TXL
ENG
&M30/M32/MT1
&M30/M32/MT1
ENGTXL
.776WHT
500.35 7
VREF
J2-80
RTN IPRNDL C
J2-62 J2-55
A/C PRESSSWITCH
J2-43
A/C CLUTCH
J2-33
FAN 2CTRL RLY SWITCH
(4WD HI-LO)TRANSFER CASE
J2-14
A/C PRESSSENSOR
J2-16 J2-11
PRESS SWITCHSEC HI AC
J1-72
PRNDL B
J1-45
VREF 2 A
J1-32
PRNDL A
J1-34
PRNDL P
TRNS_CASE451 NSBU_GND
AC_CLTCH
Engine Controls: GEN 3 PCM
K33020b_010_15
D-79PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IGN0 IGN0IGN0
PCM (GEN 3)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
E85 ONLY
Panel Set: 16
Frt Axle Sw1-Page 8A-38B
TRANS CASE CNTRL
Gnd Zone #41-Page 8A-14A
GND DIST
-Page 8A-10A
POWER DIST
15A
PCMI (Uh Bec)2
Gnd Zone #41-Page 8A-14A
GND DIST
Gnd Zone #4GND DIST
14A8A-Page -1
Low Coolant Sw - Gen3/Lu3sw_lcoolUPC FNA 12052644
001
A
B
GND DIST
14A8A-Page -2Gnd Zone #5
.1579WHT
507
=&L59
ENGTXL
0.5
GRN LT1478.
0.35
TXL
ENG7
50
11:22:50 am
Friday, July 19, 2002&L59/LM7/LQ4/LQ9/LR403 XCK EAU
ENGINE CONTROLS - GEN 3 (LD/HD/E85)1 CKMC03PROD
16
010441
k33020bsheet1schematic $IVEDWORK/k33020b__010
.1695BLK/WHT
507
&NP2
ENGTXL
0.5
Gnd Zone #52-Page 8A-14A
GND DIST
CONTROL A
J2-79
HI
J2-76
HI
IDLE AIRCONTROL B
J2-77
LOW
J2-78
LOW
IDLE AIR
J2-40
D
J2-19
FRONT AXLESWITCH
J2-1
C
GND
J1-78
PTOENGAGEKILL
PTO ENG
J1-71
FEEDBACKFUEL COMP
FFS
J1-56 J1-52
PTO
J1-40
B
MDL
J1-30
LOWCOOLANTSWITCHSWITCH
J1-22
PTOENABLE
UPCeau_gen3Gen 3 Pcm Module
006
1219148812191489
FNA
J1-J2-
J1-1
A
Gnd Zone #4GND DIST
14A8A-Page -1Snsr Asm - Flex Fuelflex_fuel_snsrUPC FNA 12146121
001
AB
C
FLXFL_GND550
439 FLX_FUEL
FRT_AXLE
550 LCOOL_GND2
VGND_A451
VGND_B451
VGND_C451
VGND_D451
Engine Controls: GEN 3 PCM
K33020b_010_16
D-80PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
VCC
IGN
V+
Panel Set: 1
12129946
Sensor - Mapmap_snsr12F 5000A
001
A
REFLOW
B
MAP
C
5VREF
005
15359366
4000A12Fcool_tempSensor Asm-Cool Temp(Gen3/LU3)
REFLOW
A
TEMP
B
-NW7
70.35 50
GRA2701.
TXL
ENG
TXL
ENG70.35 50
ORN/BLK469.
410.
TXL0.5ENG
750
YEL
15344137
Sensor - TPStps_snsr_lu312F 5000A
003REF5V
1
2
LOWREF
TPS
3
TXL
.332TAN/WHT
500.35 7
ENG
Friday, July 19, 2002schematic sheet1
k33020c310
0091
PROD CKMC031ENGINE CONTROLS (LU3 &M30/MG5)CK EAU X03 &LU3
11:32:09 am
$IVEDWORK/k33020c__009
BLK50
7
ENG0.5 TXL
.407
FNAUPCsnsr_oil_pressSen - Oil Press
003
15344137
1
REFLOW
2
5VREF
3
OILPRESS
TXL
ENG70.35 50
GRA597.
ENG70.8 50
BLK2755.
TXL
J2-7
LEGR1 HIENGINE OILPRESS
J2-58 J2-41
LEGR1 LO
MAP
J2-32 J2-24
TPS
VREF 1 D
J1-8J1-74
ECL TEMP
VREF 1 C
J1-7J1-63
VREF RTN C
J1-55J1-60
VREF RTN DVREF RTN B
J1-54
LEGR1 POS
J1-47
VREF 1 A
J1-48
VREF 1 B
J1-41
VREF RTN A
PCM
ENG70.35 50
GRA2705.
TXLTXL
.2752BLK
500.35 7
-NW7
ENG
417.
TXL
ENG
-NW7
70.35 50
BLU DK
7
ENGTXL
.432GRN LT
500.35
COOL_T
(Page 6)
Engine Controls: LU3 – 4.3L V6
K33020c_009_01
D-81PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 2
.428GRN DK/WHT
500.5 7
ENGTXL
001
120526430660A8D
Valve Asm-Cnstr Purgecan_purge
A
B
VEHICLE SPEED SNSRToss Low
1-Page 8A-33A
ENGINE12M GT 150 28015373547
F
33A8A-Page -1Toss Hi
VEHICLE SPEED SNSR
10A
POWER DIST
15A
Batt - QS4 (Uh Bec)8-Page 8A-
$IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1 CKMC03PROD
2
CHASSIS12F GT 150 28015373533
F
Friday, July 19, 2002009
310
k33020csheet1schematic
GXL0.5CHASSIS
&EVA
750
WHT1310.
15A
IGN1 Rly - PCMI (Uh Bec)2-Page 8A-10A
POWER DIST
VENT SOLENOIDFUEL TANK
J2-45
CANISTER PURGE
J2-36
RELAYAIR PUMP
RELAYSOLENOID
AIR
J2-4J2-34
SOLENOID
J2-21
TOSS
HI
TISS
HI
J2-22
LOW
J2-23
LOW
J2-20
50
PNK439.
TXL0.5
PCM
ENG7
TXL
ENG70.35 50
WHT1310.
001
120526430660A8D
Solenoid Asm-Ventsol_vent
A
B
PURGE_FD
822 VSSLO 821 VSSHI
2640 VENT_SOL
Engine Controls: LU3 – 4.3L V6
K33020c_009_02
D-82PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
B
X00366M6
A
B
001Fuel Inj #6
6M6 X0036
A
B
X00366M6
Fuel Inj #1
001
15326181
fuel_injFuel Injector #4
fuel_inj
15326181
6M6 X0036
A
B
001
15326181
fuel_injFuel Injector #3
6M6 X0036
A
B
001
15326181
fuel_injFuel Inj #5
6M6 X0036001
A
Fuel Inj #2fuel_inj
15326181 15326181
fuel_inj001
A
B
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 3
TXL
.1239PNK
500.5 7
ENG50
PNK1239.
TXL
ENG70.5
-Page 8A-10A
POWER DIST
15A
Eng 2 (Uh Bec)1 8A-10A
POWER DIST
15A
Eng 2 (Uh Bec)1-Page
TXL
ENG70.5 50
YEL/BLK846.
-Page 8A-10A
POWER DIST
15A
Eng 1 (Uh Bec)1
TXL
.1744BLK
500.5 7
ENG
ENG70.5 50
PNK1039.
TXL
0.5 50
BLK/WHT845.
TXL
ENG7
Eng 1 (Uh Bec)
15A
POWER DIST
10A8A-Page -1
TXL
ENG70.5 50
GRN LT/BLK1745.
1Eng 1 (Uh Bec)
15A
POWER DIST
10A8A-Page - 1Eng 2 (Uh Bec)
15A
POWER DIST
10A8A-Page -
ENG70.5 50
PNK1039.
TXL
J
K
L
M
B
C
DE
F G
H
12177083
FNAUPC
Inj Fuel Asm - LU3001inj_fuel_lu3
A
INJECTORF
INJECTOR
J1-77
B
J1-76
CINJECTOR
J1-43 J1-44
GINJECTOR
J1-4
INJECTORDA
INJECTOR
J1-36
EINJECTOR
J1-37
HINJECTOR
J1-3
PCM
1 CKMC03PROD3
009310
k33020cFriday, July 19, 2002sheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)
7
ENGTXL
.844BLU LT/BLK
500.57
ENGTXL
.1746PNK/BLK
500.5
F_INJ5 1239 LU3_INJ4F_INJ1 1039 LU3_INJ3 F_INJ2 F_INJ6
Engine Controls: LU3 – 4.3L V6
K33020c_009_03
D-83PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
SPARK RETARD
VCCVCC VCCVCC
TCS DATA CTRL/
IGN0
TOP OF TRVL 44-2
CLUTCH SW
30-1BOTTOM OF TRVL
TOP OF TRVL
Panel Set: 4
RPO LEGEND
PAGE 8A-20-4
MG5 - 5-SPEED MAN TRANS
PART#POA
STARTING & CHARGING
30A8A-Page -2AlternatorIgn1 Rly - PCMI (Uh Bec)
2-Page 8A-10A
POWER DIST
15A7
&MG5-JF4
BRKCLTCH0.35 TWP
.48GRA
50
16F GT 150 280IPB15326084
TXL0.35IP
&MG5-JF4
750
GRA48.
schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1 CKMC03PROD
4 Friday, July 19, 2002009
310
k33020csheet1
Abs/Vses (Uh Bec 420)5/3/1-Page 8A-44A/B/C
BRAKES
TXL
.396BLU LT/BLK
500.35 7
ENG
-1Cruise Module
CRUISE CONTROL
34A8A-PageAbs/Vses
5/2/2-Page 8A-44A/B/C
BRAKES
1532608516M GT 150 280ENGINEB
&MG5
ENGTXL
.48GRA
500.35 7
BRKCLTCHK1533620512F GT 150/280
14Crank Start (Uh Bec)
10A
POWER DIST
10A8A-Page -
TXL
.440ORN
500.8 7
ENGENG
70.35 50
PPL806.
TXL
STARTING & CHARGING
30A8A-Page -2Alternator
MONF TERM
J2-75
CRANK
J2-59
TORQDEL
J2-5
VATS
J2-30
CLTCH/NEUT START
J2-18
MILREQUEST
J2-12 J2-13
ENGAGECRUISE
MONL TERM
J2-15
VIGN 0
J1-75 J1-57
VBATT B
J1-33
SWITCHCLUTCH
J1-35
SWITCHBRAKE
TCC VBATT A
J1-20J1-19
VIGN 1
BATTERY
TORQREQ
J1-13
PCM
K1533620912M GT 150/280IP
F12064860
002cltch_sw_topMan Cltch Sw-Top Of Trvl #1
12E 1750A
E
-Page 8A-10A
POWER DIST
20A
Batt - PCMB (Uh Bec)4
ENG70.35 50
PPL420.
TXL
4Batt-PCMB (Uh Bec)
20A
POWER DIST
10A8A-Page -
14IGN0 (Lh Bec)
10A
POWER DIST
10A8A-Page -
STARTING & CHARGING
30A8A-Page -1Manual Clutch Sw
ENG_CRANK ENG_BAT24401020 TRNS_PWR1
ENG_IGN14391433 CLTCH_NTRL 25 ALT_LTERM
CLTCH_SW441 ALT_FTERM23
ENG_BAT1BRK_SW
CRUISE_ENG
Engine Controls: LU3 – 4.3L V6
K33020c_009_04
D-84PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP UPFIT IP BODY INFOJMPR
IP
817 817 817 817 817
817
SA817
IGN0IGN0 IGN0
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 5
0.35IP
&SBA
750
GRN DK/WHT817.
TXL
IP16F GT 150 28015326084
D
ENG0.35 TXL
.817GRN DK/WHT
507
SBA Mdl1-Page 8A-44D
SUPPLEMENTAL BRAKE ASSIST
TXL
.817GRN DK/WHT
507
IP0.35
J1-B9
J1-E6 J10-JJ6-D J9-C
Blk Asm - Mbec VSS (4K PPM)mbec_817UPC FNA
12193905
001
12194033
1535703012194035
J1-A10
IP CLUSTER
PageMalf Ind Lp
1-8A-81A
1537354712M GT 150 280ENGINEE
ENG0.35 TXL
.121WHT
507
817GRN DK/WHT
507
IP0.35 TWP
.
Cruise Module1-Page 8A-34A
CRUISE CONTROL
1
IP CLUSTER
81A8A-Page -14kPPM Signal
2ppm Tach Sig-Page 8A-81A
IP CLUSTER
16M GT 150 28015326085
D
ENG0.35 TXL
.625YEL/BLK
507
ENGINE
PROD5
009310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1
Friday, July 19, 2002CKMC03
INFOTAINMENT-RADIO
150C8A-Page -1Radio Module
J2-49
PPMSECONDARY
PPMPRIMARY
J2-50
HI IDLELAMP
J2-46
INDICATOR LPMALFUNCTION
(REV LOCK SOL)
J2-44
LAMPLOW OIL
J2-35J2-38
GAUGEFUEL/OIL
J2-10
TACH
LIFT DIVECHG OIL LP
J1-38
START SOL
J1-39
RLY (LSD)
PCM
750
BRN/WHT419.
TXL0.35ENG
12F GT 150 280CHASSISE15373533
ENG7
50
YEL/BLK1827.
TXL0.35
7
&K34
IP0.35 TXL
.817GRN DK/WHT
50
BRAKESElec Brake Mdl
1-Page 8A-44A/B/C
SBA_4KPPM
STARTING AND CHARGING
30A8A-Page -1Starter Rly
RDIO_4KPPM817 IPC_4KPPM
START_RLY
CRUZ_4KPPM
TACH MALF_LP 1827 ABS_128K
Engine Controls: LU3 – 4.3L V6
K33020c_009_05
D-85PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 IGN0 IGN0 VCC
Panel Set: 6
M30 - 4L60E AUTO TRANS
RPO LEGEND
418BRN
500.35 7
&M30
ENGTXL
.&M30
70.35 50
WHT687.
TXL
ENG
&M30
70.35 50
PNK1224.
TXL
ENG
14Ign0 (Lh Bec)
10A
POWER DIST
10A8A-Page -
TAN/BLK500.35 7
&M30
ENGTXL
.422
SOL ENABLE
T
SOL PWM
U
E
SENSOR
L
SUMP TEMP
M
A
N
PRESSURE SWITCH MANIFOLD
C
P
B
R
SOL CNTL
S
FNAUPC
Auto Trans-4L60Etrans_l35 001
12191511
SOL SHIFT A
A
SOL SHIFT B
B
FORCE MOTOR 1
C
SOL A
D
0.35 50
YEL/BLK1223.
TXL
ENG
&M30
7
ENGTXL
.1229BLU LT/WHT
500.35 7
&M30
1 CKMC03PROD6
009310 Friday, July 19, 2002k33020c
sheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)
TXL
.1020PNK
500.35 7
&M30
ENG
0.35 50
BLU DK1225.
TXL
ENG
&M30
7
&M30
ENGTXL
.1226RED
500.35 7
ENGTXL
.1222GRN LT
500.35 7
&M30
FMTR1LOW
J2-8
A
J2-63
HIFMTR1
J2-6J2-48
TEMPTRANS
J2-51
SKSHF LPSHF B
J2-47
SHF A
RELAYTRANS MOD
TCCEN
J2-42
CTRLTCC
J2-2J1-79
SKIP SHIFT3-2 SHIFT
VREF RTN F
J1-53
TRANS PRESSUREB
J1-17
SWITCH MANIFOLD
C
J1-18
PCM
ENG
&M30
70.35 50
GRA720.
TXL
ENG
&M30
70.35 50
YEL/BLK1227.
TXL
&M30
70.35 50
RED/BLK1228.
TXL
ENG
TRNSPWR3
Engine Controls: LU3 – 4.3L V6
K33020c_009_06
D-86PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
+
V-
HI
LO
Panel Set: 7
10A8A-Page -16IGN1 - O2 A (Uh Bec)
15A
POWER DIST
10A8A-Page - 6IGN1 - O2 A (Uh Bec)
15A
POWER DIST
50
PPL1670.
TXL
ENG70.5
-17Gnd Zone #4
GND DIST
0.5 7
ENGTXL
.1539PNK
50
14A8A-Page
7
ENGTXL
.1671TAN
500.5
00102_sensHtd Oxy Snsr - LTPOST (B1S2)
UPC FNA
15326423
A
B
C
D
500.5 7
ENGTXL
.1667TAN
.
TXL
ENG70.5 50
GRN LT3212
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1 CKMC03PROD
7 Friday, July 19, 2002009
310
50
PPL1666.
TXL
ENG70.5
.
TXL
ENG70.5
TXL
.539PNK
50
50
RED/WHT3223 3113.
TXL
ENG70.5
0.5 7
ENG
50
BLK/WHT
70.5
7
ENGTXL
.2391BRN
50
50
PNK1539.
TXL
ENG
50
TAN/WHT1669.
TXL
ENG70.5 0.5
16IGN1 - O2 B (Uh Bec)
15A
POWER DIST
10A8A-Page -
C
D
15326423
FNAUPC
Htd Oxy Snsr - RTPRE (B2S1)02_sens 001
A
B
7
ENGTXL
.539PNK
500.5TXL
.1668PPL/WHT
500.5 7
ENG
C
D
15326423
FNAUPC
Htd Oxy Snsr - RTPOST (B2S2)02_sens 001
A
B
CNTRL LO
J2-74
O2 B HTR
J2-72
CNTRL HIO2 A HTR
J2-53
HTR LOO2 D
O2 C HTR LO
J2-52
5V REFRTN E
J1-80J1-67 J1-68
O2 C HI
J1-69
O2 A HI
PRE-OXYGEN SENSORHEATED (B1 S1)
HTR GND C
J1-64
DEDICATED
J1-65
O2 D HI
J1-66
O2 B HIHTR GND DDEDICATED HEATED (B1 S2)
J1-28
O2 A CNTRL LO
J1-29 J1-24
HTR GND A
J1-25
O2 D CNTRL LO
POST-OXYGEN SENSORHEATED (B2 S2)
PRE-OXYGEN SENSORHEATED (B2 S1)
J1-26
O2 B LODEDICATEDHTR GND B
J1-27
CNTRL LOO2 C
POST-OXYGEN SENSOR
DEDICATED
PCM
0.5 7
ENGTXL
.1664TAN
50
B
C
D
14A8A-Page -17Gnd Zone #4
GND DIST
00102_sensHtd Oxy Snsr - LTPRE (B1S1)
UPC FNA
15326423
A
TXL
ENG70.5
GND DISTGnd Zone #4
17-Page 8A-14A
50
PPL/WHT1665.
Page 8A-14A
GND DISTGnd Zone #4
17-
-Page 8A-10A
POWER DIST
15A
IGN1 - O2 B (Uh Bec)16
HTR_GNDB451
(Page 1)
COOL_T
407
451 HTR_GNDA451
O2SENSB_P O2SENSB_P O2SENSA_P O2SENSA_P
HTR_GNDC451HTR_GNDD
Engine Controls: LU3 – 4.3L V6
K33020c_009_07
D-87PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IGN0 VCCVCC
NORMAL FLUID LEVEL
Panel Set: 8
N.O. HELD CLOSED AT
FNAUPCknock_snsr
Snsr Asm-Knock Flt Resp
12110179
001
AB
251A-4 J3-B1
TBC
GND DISTGnd Zone #4
1-Page 8A-14A
ENG70.35 50
GRN DK1049.
TXL
SERIAL DATA LINK
55A8A-Page -1Class II
BRN500.5 7
ENGTXL
.1174-Page 8A-10A
POWER DIST
15A
Pcm I (Uh Bec)2
8
009310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)
Friday, July 19, 20021 CKMC03PROD
1532608516M GT 150 280ENGINEM
TXL
.552BLK
500.35 7
ENG
.1716GRA
500.35 7
ENGTXL
14A8A-Page -1451 MbecGND DIST
REFLOW
B
TEMP
C
GND
D
IGN
E
MAF
15305555
1770A6M 1maf_iat_snsrMAF Sensor & IAT
001
A
ENGTXL
.492YEL
500.5 7
ENG70.35 50
BLU DK496.
TXL7
ENGTXL
.710YEL
500.35
RTN GVREF
J2-57
MAF
J2-31
IAT
J2-25
DIFF
J1-9
FLATKNOCK 1
LOW OIL
J1-70
LVL SWITCHCLASS 2
J1-58
SERIAL A SERIAL BCLASS 2
J1-59
RTN 2
RESKNOCK
LEFT HAND
J1-51 J1-49
FLAT
RTN 1KNOCK
FLAT
J1-50
KNOCKCONTROLTHROTTLE
ETC A
J1-14J1-15
ETC B
ELECTRONICDEDICATED
KNOCK 2FLAT
J1-10
DIFF
J1-11
RIGHT HAND
KNOCKRES PCM
TAN472.
TXL
ENG70.35 50
12052641
oil_lvl_swSw Asm - Low Oil Lvl
UPC FNA001
A
B
0.35IP
750
YEL710.
TXL
M1532608416F GT 150 280IP
TXL
.451BLK/WHT
507
ENG0.5
OIL_LVL
MAF_IGN439
CL2_ENG
TBC_ENG
MAF_GND451
Engine Controls: LU3 – 4.3L V6
K33020c_009_08
D-88PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
(Page 10)
VCC
IGN1
Panel Set: 9
ENGINED1537354712M GT 150 280
FUEL SNDR/PUMP
22E/G/H/I8A-Page -1Fuel Pump Rly
C
Fuel Tank SenderFUEL SNDR/PUMP
8A-Page -122E/G/H/I
J
XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1 CKMC03PROD
9
009Friday, July 19, 2002310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303
GND DISTGnd Zone #5
2-Page 8A-14A
J
0.5 GXL
.890GRN DK
507
&EVA
CHASSIS
Prim Fuel/PumpFUEL SNDR/PUMP
8A-Page -122E/G/H/I
A
IGN
B
DRIVER
C
TXL
.1039PNK
500.5 7
ENG
001
12146121
UPC FNAcoil_ignIgnition Coil
GRA500.5 7
ENGTXL
.474
7
ENGTXL
.423WHT
500.5
1INJ2 (Uh Bec)
15A
POWER DIST
10A8A-Page -
.
TXL
ENG70.5 50
WHT/BLK1847
474.
GXL0.5CHASSIS
&EVA
750
GRA
-Page 8A-10A
POWER DIST
15A
INJ1 (Uh Bec)1
C
.
TXL
ENG70.5 50
BLK470
FUEL PULL UP
RELAYPUMPFUEL
J2-9
EST F
J2-68
EST H
J2-69J2-73
LEVEL
(SEC)
SEN
FUELFTP
SNSR
J2-64
EST RTN
EST RTN A
J2-60
LEVELFUEL
J2-54
SEN
J2-26J2-27
EST C
(SEC)
RELAYPUMPFUEL
J2-3
EST A
FTPRESS(SEC)
J1-5
VREF 2 BFUEL SNSR
J1-46
VREFRTN H
J1-23
PCM
REF
B
PRESS
+5V
C
004FNAUPC
Sensor-Fuel Tank Pressfuel_tank_snsr
12059595LO
A
465.
TXL
ENG70.5 50
PNK1239.
TXL
ENG70.5 50
GRN DK/WHT
TXL
ENG70.5 50
GRN DK890.
FUEL SNDR/PUMPSec Fuel/Pump
22E/G/H/I 1-Page 8A-
12F GT 150 280CHASSISD
003
15354716
UPC FNAcoil_drvrCoil Asm - Ign
A
IGN
B
SPARKTIMING
GND
C
DRIVERCOIL
D
15373533
470 470 FUEL_EVAFUEL_VREFR
IGN_COIL1 IGN_COIL2
FLVL_PRIM1589
550 LU3_GND
PRIM_FRLY
Engine Controls: LU3 – 4.3L V6
K33020c_009_09
D-89PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 10
500.35 7
ENGTXL
.1869BLU DK/WHT
CK EAU
ENGINE CONTROLS (LU3 &M30/MG5)1 CKMC03PROD
10 Friday, July 19, 2002009
310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 X
50
GRN LT1867.
TXL
ENG70.35
RED500.35 7
ENGTXL
.631
001
12059595
FNAUPCcrank_snsr_lu3Crank Sensor
A BC
HALLEFFECT
CAMSENSOR
J2-67
EST RTN B
EST RTN
J2-66
EST BEST D
J2-61 J2-39
CAM SUPEST E
J2-28J2-29
EST G
J1-73
CAM POS
J1-61
CAM RTN
J1-21
CRANK RTN
J1-16
CRANKSUP
J1-2
CRANKPOS 1
SPARELSD 2
J1-12
PCM
0.35 50
BRN/WHT633.
TXL
ENG7
500.35 7
ENGTXL
HALLEFFECT
CAMSENSOR
C
.632PNK/BLK
001
12110293
FNAUPCcam_snsr_lu3Cam Sensor
AB
0.35 50
YEL/BLK1868.
TXL
ENG7
Engine Controls: LU3 – 4.3L V6
K33020c_009_10
D-90PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
PRESS
REF
REFRTN
5V
IGN0 IGN0
V+
IGN0 IGN0
V-
IGN0IGN0 IGN0
P/N PB CA
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
020-11START
PAGE 8A-ECM/PCM
BKUP LPBTSI
Panel Set: 11
138-1
M30
PART#
030-1
POA NSBU SWITCH
112-1
8A-Page -1Trec Mdl/Trans Case Sw
TRNSF CASE CNTRL
38A/B/C/D
0.35 50
BLK2751.
TXL
ENG
&CJ2/CJ3
7
2700.
TXL
ENG
&CJ2/CJ3
7
TXL
ENG
&M30
70.35 50
BLK/WHT771.
0.35 50
GRA7
&M30
ENGTXL
.776WHT
500.35
acpres_snsrUPC FNA
15344137
002Sensor-A/C Pressure
1
2
3
TP_IN
TP_REF
&M30
70.35 50
GRA773.
TXL
ENG
14A8A-Page -1Gnd Zone #4
GND DIST
0.35 50
GRN DK/WHT459.
TXL
ENG
&NP1/NP2/NP8
7 7
&CJ2/CJ3
ENGTXL
.380RED/BLK
500.35
J2-80
VREFRTN IPRNDL C
J2-62
SWITCHA/C PRESS
J2-55
A/C CLUTCH
J2-43 J2-33
FAN 2CTRL RLY SWITCH
(4WD HI-LOW)TRANSFER CASE
J2-16
A/C PRESS
J2-14
SENSORSEC HI A/C
PRESS SWITCH
J2-11
PRNDL B
J1-72
VREF 2 A
J1-45
SUPPLY
J1-34
PRNDL P
J1-32
PRNDL A
PCM
A/C Enable RlyHVAC
64A8A-Page -1
0.5 50
GRA/BLK1694.
TXL
ENG
&NP1/NP2/NP8
7
1 CKMC03PROD11
009310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
Friday, July 19, 2002
ENGINE CONTROLS (LU3 &M30/MG5)
.772YEL
500.35 7
&M30
ENGTXL
J1-A J1-B J1-CJ1-DJ2-A
J2-D
nsbu_swtchNSBU-Sw Asm
7A 9115A
1219175712129840
001
J1-J2-
TRNS_CASEAC_CLTCH
NSBU_GND451
Engine Controls: LU3 – 4.3L V6
K33020c_009_11
D-91PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
IGN0IGN0
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 12
15354716
FNA003
UPC
IAC Motoriac_motor
LOW A LOW BHI BHI A
ABC D
Gnd Zone #41-Page 8A-14A
GND DIST
507
Gnd Zone #41-Page 8A-14A
GND DIST
ENG0.35 TXL
.1478GRN LT
Low Coolant Sw - Gen3/Lu3sw_lcoolUPC FNA 12052644
001
A
B
0.35 50
BLU LT/BLK1748.
TXL
ENG7
1749.
TXL
ENG70.35 50
GRN LT/WHT
GND DIST
14A8A-Page -1Gnd Zone #4
GND DISTGnd Zone #5
2-Page 8A-14A
1 CKMC03PROD12 Friday, July 19, 2002
009310
k33020csheet1schematic $IVEDWORK/k33020c__009
11:32:09 am
&LU303 XCK EAU
ENGINE CONTROLS (LU3 &M30/MG5)
IDLE AIR
LOW
J2-78
HI
J2-79
CONTROL BIDLE AIR
HI
J2-76
LOW
J2-77
CONTROL A
D
J2-40J2-19
SWITCH2 SPD AXLE
J2-1
GND
C
ENGAGEPTO
J1-78
PTO ENGKILL
J1-71
PTO
J1-52
FEEDBACK
B
J1-40
MDL
J1-30
COOLANTSWITCH
LOW
SWITCHENABLE
PTO
J1-22
J1-
FNA
1219148912191488
005Pcm Modulepcm_lu3UPC
J1-1
A
PCM
J2-
7
ENGTXL
.444GRN LT/BLK
500.35TXL
.1695BLK/WHT
500.5 7
&NP2
ENG
TRANS CASE CNTRL
38B8A-Page -1Frt Axle Sw
7
ENGTXL
.1747BLU LT/WHT
500.35
GND DIST
14A8A-Page -1Gnd Zone #4
VGND_D451
VGND_A451
VGND_B451
VGND_C451
550 LCOOL_GND2
FRT_AXLE
Engine Controls: LU3 – 4.3L V6
K33020c_009_12
D-92PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
VREF VCC
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
001
TXL50
B8
FW-C3F(2)-B
.
C7C8
0.35
24F GT MXD
TEMP
50
C6
A
ISUZU ISUZU
GRA
Panel Set: 1
7BLK
LOW
50
D8
7
003
0.35
720
LOW
C
REF
410 432 1578
7
597
15304900
16249939
B
EGR VAC
YEL2755
LOW
D138F GT MXD
12122195
12F
REF
.
B
BRN
5V
15304900
50
.469
ISUZU7
5000A
ISUZU7TXL
50ISUZU
50ISUZU
FNA
REF
Sensor Asm-Fuel TempPRESSURE
12129946
.
A7
C
ISUZU
C
.
Sensor - Oil Pressure
. .
7TXLGRA
A
TAN/WHT
12555535
ISUZU
718
fuel_temp
AB
15336174
0.35
A
ISUZU7 TXLTXL
ISUZU
002
..
TXLTXL
LOW
5V
0.35
.
REF
REF
FNA
7 TXL
.YELGRN LT
1456
12F
12F
178392-6
7
UPC
ISUZU
REF
GRA332
5000A
0.35
6189-0099
OIL
25036898
Snsr-EGR Vac
REF
0.35
B
7
LOW
ISUZU
TEMP
0.35
003 egr_vac
0.3550
D7
B
D2
Sensor Asm-Cool Temp
ISUZU
ISUZU
A
MAP
2705
38F GT MXD
50TXL0.35
UPC
D6
ORN/BLK
004
TXL
Sumitomo:
0.35
5V
Sensor - Map
50
Furukawa:
TXL50
CAL ONLY
0.35
50
A8
7
BRN
REF
4000A
D7
500.35 7
ENGTXL
.2755BLK
C6
70.35 50
BRN718.
TXL
ENGENGTXL
.410YEL
500.35 7
D2B8D6 GMTG
1533617324M GT MXD
A8 GMTG
1531738038M GT MXD
D8 C7
0.35 7
ENGTXL
.432GRN LT
50
FUEL TEMPGND
J2-60
5V REF 1&2
J2-25
FUEL TEMP
J2-29
MAP SENSE
J2-14
5V REF 1
J1-8
COOLANT VRTN
J1-80
COOLANT
J1-74
TEMP
J1-6
EGR VAC
SENSEPRESS
OIL
J1-5
GNDPRESS
OIL
J1-24
MAP/EGR VAC RTN
J1-25
ECM
597.
TXL
ENG70.35 50
GRA70.35 50
TAN/WHT332.
TXL
ENG7
ENGTXL
.1456BRN
50
A7
0.35
38M GT MXD15317380
GMTGD1
50
ORN/BLK.
TXL
ENG70.35
469
C8
50
GRA2705.
TXL
ENG70.350.35 50
GRA720.
TXL
ENG7 7
ENGTXL
.1578YEL
500.35
&LB703 XCK EAU
ENGINE CONTROLS (LB7)1 CKMC03PROD
1
009331
k33020dsheet1schematic $IVEDWORK/k33020d__009
11:59:45 am
Friday, July 19, 2002
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_01
D-93PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0VCC
B
A
AUTO
12052646
MANUAL
A
(Page 10)
A
AUTO
EGR Vent
MANUAL
ISUZU24F GT MXD
EGR Valve
YAZAKI:
EGR Intake Valve
B6
7219-5020-41
ISUZU_IGN1
15336174
7219-5020-41
B5 B7
YAZAKI:
B B
Panel Set: 2
500.5 7
&ML6
ENGTXL
.821PPL/WHT
24M GT MXD15336173
GMTGB7
TRANSMISSION
27A8A-Page -1Tcm
B5
.
TXL
ENG70.35 50
GRN DK/WHT428
400.
TXL
ENG
&M74
70.5 50
YEL BLU DK500.5 7
&M74
ENGTXL
.2466
SA1694
Tcm2-Page 8A- 27A
LCT TRANSMISSION
.1694GRA/BLK
500.5 7
&ML6
ENGTXL
LCT TRANSMISSION
27A8A-Page -1Tcm
B6
331
0092
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d
Trans Output Speed Snsrtrans_speed_senUPC FNA
15359366
003
A
HI
TISS
LO
B
TRANSFER CASE CNTRL
38A8A-Page -1Front Axle Switch
TXL
.1694GRA/BLK
500.5 7
&M74
ENG
J2-63
TRANSFER CASE(4WD HI-LO)
SWITCH REQUESTMIL
J2-53
EGR INTAKE AIRVALVE
SOLENOID
J2-47 J2-48
SOLENOIDEGR VENTHI
J2-21J2-19
FR AXLE SW
EGR VALVESOLENOID
J2-2
LOW
J2-20
TOSS
TRANS REVERSE SW
J1-62
(MANUAL)
ECM
7
ENGTXL
.1310WHT
500.35ENG
&NP2
70.35 50
BLK/WHT1695.
TXL
1694.
TXL
ENG
&M74
7
TRNSF CASE CNTRL
388A-Page -1Trec Mdl/Trnsf Case Sw
0.5 50
GRA/BLK
Vehicle B/U1-Page 8A-112A
BACKUP LAMPS
TXL
ENG
&ML6
70.5 50
GRN LT/BLK822.
7
&M74
ENGTXL
.1694GRA/BLK
500.5
50
WHT257.
TXL
ENG70.35
4WD_LO
MIL_REQ
TRNS_CASE
REV_SW1524
FRT_AXLE
REP_TOSSHI
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_02
D-94PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
D
001
PNK/BLK
Fuel Injector 1 & 3
ISUZU
RED/BLK
7 TXL
IC13.
B1B11
.
7
ISUZU
BLK
GRN LT/RED
15326632
ISUZU
TXL 70.35
.
6M6
B
fuel_injector
0.35ISUZU
IC21
50
7
J1-47
15326632
50
J1-60
001
7
.
7
.C
J2-120
X0036
C
7
INJ #5
6M6
57X SIG OUT
15326632
ISUZU
ORN/BLK
.
J1-48
fuel_injector
IC19
fuel_injector
878
J1-61
A
ISUZU
.
.
Fuel Injector 6 & 8
J2-121
0.35
X0036
J2-94
J1-1
INJ #4
877
INJ #3INJ #7
Fuel Injector 5 & 7
INJ #6INJ #7
X0036
C
IC20
INJ #8INJ #2INJ #3
J2-115
D
ORN/WHT
J1-3
IC21
ISUZUTXL
Fuel Injector 2 & 4
INJ #6
7
INJ #7
J1-62
A
B
J1-64
1746
15326632
B
0.35
A
SPLICE
ORN/WHT
INJ #1
IC16
SPLICE
INJ #5
.
6M6 6M6
0.35
INJ #8
J1-63
D
X0036
7
IC17GRN LT/BLK
001fuel_injector
B
C
7
.
INJ HI1
001
50
INJ #4
J1-45
J1-59
ISUZU
.
50
INJ #6
J1-66
INJ #2
TXL
845.
50
J2-118
.
J1-4
0.35 50
0.35
.
7
TXL
0.35
J2-116
ISUZU
50
844
EDU
A
TXL
0.35
TXL
7
INJ #1
J1-67
D
7
50
.IC18
.
TXL
50
J1-44
TXL
0.357
INJ HI2
0.35
0.35GRN LT/ORNGRN LT/ORN
YEL/BLK
ISUZU
0.35ISUZU
B12
7
0.35
50
ORN/BLK
TXL50
.
ISUZU
50
0.35
7
C1
.
IC520
50TXL
ISUZU
IC22
.
TXL
GRN LT/BLK
TXL
0.35
50
TXL TXL
.
0.35GRN LT/PPL
IC521
50
ORN/BLK
SPLICE
1745
0.35
.
IC65
ISUZU
TXL
C8
7
TXL
7
846
TXL
ISUZU
BLU LT/BLK BLK/WHT
ISUZU
0.35
ISUZU0.35
0.35
0.35
IC15
ISUZUTXL
7
ISUZU
50
GRN LT
7
ISUZU7
IC14
TXL
.
IC60ORN/WHT
750
TXL
0.35
.
TXL
7
.
TXL
Panel Set: 3
BLU DK/WHT
50
.
ORN/BLK
50
7
IC60
50
ORN/WHTTXL
50
0.35
TXL
.IC13
7
ISUZU
ISUZU
ISUZU
15304900
TXL
ISUZU
TXL
0.35ISUZU
IC64
ISUZU
IC20.
50
0.35
SPLICE50
38F GT MXD
BLU LT
.
ISUZU
IC63
0.35
IC61
ISUZU
ISUZU
0.35
TXL
TXL
C11
.
50
2832
0.35
0.35
.
ISUZU
GRN LT/PPLGRN LT/GRN DK7
.ORN/WH
ISUZU
ISUZU
7
50
GRN LT/RED
50
B2 C2
50
GRN LT/WHT
ORN/BLK
50
GRN LT/PPL
7 7
C12
50
IC62
7
TXL
7
1744
50
TXL
50
.846YEL/BLK
507
ENG0.35 TXL
B2 C2
.845BLK/WHT
507
ENG0.35 TXL
1744.
TXL0.35ENG
750
BLK
B12
BLU LT2832.
TXL0.35ENG
750
C8 C1 B11C12 B1
J2-76
2X OR 57XSIGNAL OUTPUT
INJ #6
J1-76
INJ #7
J1-77
INJ #8
J1-43
INJ #3
J1-44
INJ #2
J1-36
INJ #5
J1-37J1-4
INJ #4INJ #1
J1-3
ECM
1746.
TXL0.35ENG
750
PNK/BLK.844
BLU LT/BLK50
7
ENG0.35 TXL
CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009ENGINE CONTROLS (LB7)
3
PROD CKMC031
ENG0.35 TXL
.1745GRN LT/BLK
507TXL0.35
ENG7
50
RED/BLK877.
38M GT MXD15317380
GMTGC11
ENG7
50
BLU DK/WHT878.
TXL0.35
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_03
D-95PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
19
.
30-1
POA
19
PAGE 8A-
W/ M74 W/ M74 W/O M74
W/O M74 W/O M74W/ M74 W/ M74
W/O M74
1928403462
.
MT1 - 4L80E AUTO TRANS
GND BJ1-
J2-114
J2-
001
TXL
J2-91
BOSCH:1928403454
eau_edu
J1-2
GND A
A5
50
HIGH
UPC FNA
ISUZU
J1-5
IGN1
J2-90
Edu - Isuzu
EDU
38F GT MXDA4
IGN1
J2-119
LOW
J1939
MG5/MW3 - MANUAL TRANS
15304900
19
44-2
2.5
TOP OF TRVL
50
CLTCH SW
TOP OF TRVL20-4
PNK2.0
IZ18
ISUZU50
339
Panel Set: 4
19
ISUZU
2.0
.
M74 - LCT 1000 AUTO TRANS
ISUZU
BLK/YELTXL
RPO LEGEND
TXL
50
IZ17
ISUZU
BLK/GRN DK
ISUZU
15336174
.
B124F GT MXD
C1
2. TXL
339PNK
BOTTOM OF TRVL
&ML6-JF4
70.35 50
GRA48.
TWP
BRKCLTCH
25A
EDU (Uh Bec)1-Page 8A-10B
POWER DIST
ENGINEB1532608516M GT 150 280
K1533620912M GT 150/280IPBRKCLTCHK1533620512F GT 150/280
GMTGB11533617324M GT MXD
TXL
.420PPL
500.35 7
ENG
SA2362
TRANSMISSION
27A8A-Page -1Can Link
TXL
ENG
-NW7
70.5 50
BLU LT1320.
1531738038M GT MXDGMTGA5
1750A12E
Man Cltch Sw-Top Of Trvl #1cltch_sw_top 002
12064860
E
F
0.35 7
&ML6-JF4
IPTXL
.48GRA
50
EXTERIOR LIGTHING
110A8A-Page -2Blk Asm - Stop Lp
2362GRN DK
507
&M74
ENG0.5 TXL
.
A4
BRAKES
44A/B/C8A-Page -5/2/2Abs/Vses
&M74
750
GRN DK2362.
TXL0.5ENGENG
0.5 TXL
.2361YEL
507
&M74
YEL2361.
TXL0.5ENG
&M74
750
ENG0.5 TXL
.2361YEL
507
&M74
C1
7
-M74
ENG0.5 TXL
.2361YEL
507
-M74
ENG0.5 TXL
.2362GRN DK
50
Can Link1-Page 8A- 27A
TRANSMISSION
Abs/Vses (Uh Bec 420)5/3/1-Page 8A-44A/B/C
BRAKES
1532608416F GT 150 280IPB
CRUISEETC/TCCBRAKE
J2-59
BRAKE
SWITCHLAMP
J2-18J1-9
LOW
J1939SWITCHCLUTCH
J1-35
(CRUISE DISABLE)
HIGH
J1-10
ECM
19
ENG2.0 TXL
.339PNK
50
4
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009
0.5ENG
&M74
750
GRN DK2362.
TXL
SA2361
1EDU (Uh Bec)
25A
POWER DIST
10B8A-Page -
0.35 50
GRA48.
TXL
ENG
&ML6
7
(Page 4)
EDU_J-EDU_J+
(Page 4)
ETC_STOP
CLTCH_SW441
EDU_J+
(Page 4)2361
EDU_PWR1
2362(Page 4)
EDU_J-
339 EDU_PWR2 CANLOCANHI
BRK_SW
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_04
D-96PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP UPFIT IP BODY INFOJMPR
IP
817 817 817 817 817
817
SA817
IGN0 IGN0 IGN0
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
7
Rail PSI Cntl Solenoid
0.5
BOSCH: 1 928 403 874
TXL 7
8D 0660A
.YEL
50
001
0.5
B
A
ISUZU
2834
ISUZU
Panel Set: 5
1530490038F GT MXD
.PPL/WHT
50
ISUZUC9C10
rail_solenoid
2530
TXL
ENG0.5 TXL
.2834YEL
507
GMTGC9
IP7
50
GRN DK/WHT817.
TWP0.35
1531738038M GT MXD
IP7
50
GRN DK/WHT817.
TXL0.35
RTD
43A8A-Page -1Rtd Module
ENG16M GT 150 280
15326085D
0.35 TXL
.817GRN DK/WHT
507
ENG ENG70.5 50
PNK1039.
TXL
Rpcv Rly (Uh Bec)1-Page 8A-10B
POWER DIST
Radio Module1-Page 8A-150C
INFOTAINMENT-PREMIUM
0.35 TXL
.1101PNK/WHT
507
ENG
ENG
1537354712M GT 150 280
E
YEL/BLK50
7
ENG0.35 TXL
.1827
IP CLUSTER
81A8A-Page -14k PPM Signal
C10
Elec Brake Mod1-Page 8A-44A/B/C
ABS/TRAC CNTRL
750
PPL/WHT2530.
TXL0.5ENG
ENG0.35 TXL
.625YEL/BLK
507
16F GT 150 28015326084
IPF
F16M GT 150 28015326085
ENG
STARTING & CHARGING
30B8A-Page -1Starter Relay
E
1Ecm Rpcv (Uh Bec)
15A
POWER DIST
10B8A-Page -
CHASSIS
1537353312F GT 150 280
J1-A10
J1-B9
J1-E6 J10-JJ6-D J9-C
15357030
Blk Asm - Mbec VSS (4K PPM)mbec_817UPC FNA
12193905
001
1219403312194035
IP CLUSTER
81A8A-Page -12PPR Tach Signal
RPCV LO
J2-77
128KPPM
J2-49
SECONDARYPRIMARY 4KPPM
J2-50 J2-42J2-44
RPCVBAT
MALFUNCTIONINDICATOR LP
J2-46
(SES)SOL RLY
J2-4
START
RPCV HI
LIFT/DIVE
J2-35 J2-10
EDU/RPCV
J1-79
TACHCNTL
ECM
IP16F GT 150 280
15326084
D
Mal Ind Lamp1-Page 8A-81A
IP CLUSTER
5
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009
0.35 TXL
.419BRN/WHT
507
ENG7
50
WHT121.
TXL0.35ENG
1101 LIFT_DIVE
IPC_4KPPM
START_RLY
RDIO_4KPPM817
RPCV_BATABS_128K1827 RPCV_CNTL2219TACH MALF_LP
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_05
D-97PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IGN0 IGN0
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 6
0.8 7
&YF2/8X5
ENGTXL
.2524BRN
50
806PPL
500.35ENG
7TXL
.
2-Page 8A-30B
STARTING & CHARGING1st Generator
POWER DIST
20A
15A
POWER DIST
10B8A-Page -14PCM-I (Uh Bec)
PCMB (Uh Bec)2-Page 8A-10B
IGN0 (Lh Bec)12-Page 8A-10B
POWER DIST
10A
2nd Generator2-Page 8A-30B
STARTING & CHARGING POWER DIST
10B8A-Page -2PCMB (Uh Bec)
20A
POWER DIST
10A
Crank Start (Uh Bec)12-Page 8A-10B
F TERMMON
J2-52
MON
J2-15
L TERM VIGN 0
J1-75
VBATT B
J1-57
ALTL-2
J1-32
CRANKREQUEST
J1-33 J1-20
VIGN 1
J1-19
VBATT A
BATTERY
ECM
STARTING & CHARGING
30B8A-Page -21st Generator
750
ORN440.
TXL0.8ENG
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
0096
ENG_CRANK
ENG_BAT1
TRNS_PWR11020 ENG_BAT2440LB7_LTERM25
439 ECM_IGN1ALT_L2TERM 23 LB7_FTERM
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_06
D-98PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
POA STEERING COLUMN
047-1
W/ PTO
ETC
&PTO
152-1
PASSLOCK
W/ PTO
CRUISE
W/O PTO
FTP 100-2
PART#
110-4
W/ PTO
WIPER
W/O PTO
W/ PTO
040-1HORN
KEYIN133-1
091-1
STEERWHL
Panel Set: 7
051-1
&PTO
SIR
034-1
IGN
021-2
TRNHZ
PAGE 8A-
W/O PTO
ECM
010-1
020-7
W/O PTO
7
ENG
1271
0.35 TXL
.BRN
50
C
PTO Switch2-Page 8A-23A
PTO PROV PTO PROV
23A8A-Page -2
ENG
1274
0.35 TXL
.TAN
507
PTO Switch
S
L
TXL
.BLU DK
507
ENG
1161
0.35
F
A
750
GRN DK.
TXL0.35
1163
ENG
G
ENGTXL
.84BLU DK
500.35 7 TXL0.35
1164
ENG7
50
WHT/BLK.
ENGTXL
.397GRA
500.35 7
B C
16M GT 150 28015326085
ENGINEA
-PTO
750
BLU DK84.
TXL0.35IP
15326084
IP16F GT 150 280A
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
0097
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
ENGINE10M GT 150 SLD15336777
E
F
ENG
1273
0.35 TXL
.GRA
507
7
-PTO
IP0.35 TXL
.87GRA/BLK
50
STRG Col Asm - Cruise Cntrl Sw004
NE
UT
RA
L
ON
OF
F
B1 B10
B18
B32
15417597
FNAUPC
eau_cruise_sw
K
.
TXL0.35
1272
ENG7
ETCJPR10F GT 150 SLD12177081
E
50
PPL
DL
7
ENG
1162
0.35 TXL
.BLU LT
50
KD
ENG7
50
YEL/BLK.
TXL0.35
1275
7
&PTO
IP0.35 TXL
.397GRA
507
&PTO
IP0.35 TXL
.84BLU DK
50
PTO PROV
23A8A-Page -2Pto Sw
J2-24
POS SIG 1ON/OFF
J2-12
POS SIG 3
J2-16
5V REF 1C
J1-7J1-65
GND 3
J1-54
GND 2
J1-55
POS SIG 25V REF 1A
J1-47J1-41
GND 1
J1-45
5V REF 2
J1-22
ACCELRESUME/
J1-18
COASTSET/
CRUISE CONNECTED INTERNALLY
G
ECM
Cruise (Lh Bec)
10A
POWER DIST
10B8A-Page -10
B
TXL
ENG70.35 50
GRA/BLK87.
A
.
TXL0.35IP
-PTO
750
GRA397
S
2-Page 8A-23A
PTO PROVPto Sw
Page 8A-21A
ETC
Etc Module3/4-Page 8A-21A
ETC ETC
21A8A-Page -3/4Etc Module
Etc Module3/4-
3/4Etc ModuleEtc Module
3/4-Page 8A-21A
ETCETC
21A8A-Page -3/4Etc Module
Etc Module3/4-Page 8A-21A
ETCETC
21A8A-Page -3/4Etc Module
ETC
21A8A-Page -
J
ETC
21A8A-Page -3/4Etc Module
PPS_RTN11271 PPS_REF31275PPS_RTN31273PPS_SIG21162
11631274 PPS_REF2PPS_RTN212721161 PPS_SIG1
1164 PPS_REF1
CRUZ_ON397
41 CRUISE_SW
84 CRUZ_SET
PPS_SIG3
PTO_SETPTO_ON
J
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_07
D-99PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0 VCC VCCIGN0
77
38F GT MXD
NORMAL FLUID LEVEL
7322-1424-40
50
001
.
002
ISUZUTXL
B
fuel_htr
B
FNA
7322-1424-40
Oil Level Sw
508
YAZAKI:
ISUZU
A
001Fuel Heater
TXL
UPC
12129140
FNA
15304900
ISUZU
.
ISUZU
BRN
LOIL_GND
1174
UPC
A6
50
A
FNA
FHTR_GND
NORMAL FLUID LEVEL
.
B
5016
YAZAKI:N.O. HELD CLOSED AT
0.35
239
WIF_GND
0.85
C6
N.O. HELD CLOSED AT
TXL
oil_level_sw
D3
A
PNK
Water In Fuel Sw
UPC
0.35
water_sw
YEL/BLK
Panel Set: 8
M IP16F GT 150 28015326084
.508YEL/BLK
500.35 7
ENGTXL
IGN
4
GND
5
MAF
15324447
FNAUPCmaf_snsrMAF Sensor
001
1
REFLOW
2
TEMP
3
SERIAL DATA LINK
55A8A-Page -1Class II
13Ign1-Fuel Htr (Uh Bec)
15A
POWER DIST
10B8A-Page -
D3
1478.
TXL
ENG70.35 50
GRN LT
TXL
.2931GRA/BLK
500.35 7
ENGTXL
.472TAN
500.35 7
ENG
Gnd Zone #52-Page 8A-14A
GND DIST
8
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009
15A
POWER DIST
10B8A-Page -14PCM-I (Uh Bec)
0.35 50
BLK552.
TXL
ENG7
.1174BRN
500.8 7
ENGTXL
B
001
15324243 FNAUPClcool_swLow Coolant Sw - L18/LB7
A
MAF
J2-65J2-51
IAT
J2-41
RTNMAF
J1-70
OIL LVL
J1-64
IAT REFLOW
CLASS 2SERIAL A
J1-58 J1-59
CLASS 2SERIAL B LOW COOLANT
J1-30
IN FUELWATER
J1-17
ECM
16M GT 150 28015326085
M ENGINE
1049.
TXL
ENG70.35 50
GRN DK
C60.35 TXL
.710YEL
507
IP
YEL500.35 7
ENGTXL
.710
251A/B-4
TBCJ3-B1
CLASS2-2(WUR)
ENG70.35 50
YEL492.
TXL
38M GT MXD15317380
A6 GMTG
TBC_ENG
CL2_ENG
550 LCOOL_GND1
239 FUEL_HTR 439 MAF_P
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_08
D-100PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
7
.BLU DK/WHT
50
.
EFFECT
0.35
.
HALL
7
ISUZU
.
0.35 0.35
B
h22_hall
1869
FNA
SENSOR
A
GRN LT500.35
A
UPC
.
Gnd B Gnd A
B9
CRANK
B4
632
ISUZU
ISUZU
Crank Sensorh22_hall
7
003
TXL
0.35
1867
ISUZU
ISUZU
50
FNA
70.35
B3
PNK/BLKTXL
UPC
7
EFFECTCAM
SENSOR
.
C
TXL
HALL
50
C
003
12129946
B
50
Cam Sensor
ISUZU
TXL
B1038F GT MXD
12129946
ISUZU
B8
631
15304900
507
Panel Set: 9
B5
TXL
TXLBRN/WHT
1868
RED
YEL/BLK
633
B10
TXL
ENG70.35 50
GRN LT1867.
1531738038M GT MXDGMTGB9
Fuel Pump Rly1-Page 8A-22B
FUEL SNDR/PUMP
B5
1-Page 8A-22B
FUEL SNDR/PUMPSec Fuel Sender
7
ENGTXL
.1869BLU DK/WHT
500.35TXL
ENG70.35 50
BRN/WHT633.
Fuel Tank SenderFUEL SNDR/PUMP
22B8A-Page -1
B4
ENG70.35 50
YEL/BLK1868.
TXL
FUEL PULL UP
RELAYPUMPFUEL
J2-9
FUEL
SEN2
(SEC)
J2-73
LEVEL
(PRI)
SEN1LEVELFUEL
J2-54J2-57
RTNSENSOR
FUEL
CAM SUP
J2-39J2-36
GLOW PLUG WAIT (WTS) CAM SIG
J1-73J1-61
CAM RTN
J1-21
CRANK RTNSUP
CRANK
J1-2 J1-12
CRANKSIG
ECM
B8
470.
TXL
ENG70.5 50
BLK7
ENGTXL
.631RED
500.35
03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
0099
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X
Wait Intake Htr1-Page 8A-81A
IP CLUSTER
8A-Page -1Fuel Sndr Return
FUEL SNDR/PUMP
22B
7
ENGTXL
.465GRN DK/WHT
500.35 7
-NQZ
ENG0.35 TXL
.507BLU DK
50
B3
.632PNK/BLK
500.35 7
ENGTXL
FLVL_PRIM15891936 FLVL_SEC
FLVL_RTN1 PRIM_FRLY
WAIT_START
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_09
D-101PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
GLOW PLUG CONTROLLER
FED
Glow Plug #1
ENABLE
ENG GND
UPC
(Page 10)
(Page 10)
Glow Plug #8glow_plug
FNA
A
A
UPC
001
12020227
A
BAT
001
(Page 2)
12020227
IGN1
A
UPC
TBD
FNA
PLUGS
ISUZU_IGN1
(Page 10)
SPLICE
001UPC
FED
12020227
GLOW
FNA
VERIFY HARNESS
ISUZU
Glow Plug Rly
CAL
38F GT MXD
glow_plug
glow_plugglow_plug
15304900
001
(Page 10)
12020227
A
UPC
FED
A
iah_rly
SPLICE
A4
UPCUPC
GLOW_RLY
glow_plug001
IGN1
IAH Relay
FNA001glow_plug
A2
CAL
C5
glow_plug
A A
12020227
24F GT MXD
12020227
(Page 10)
FNA
(Page 10)FED
A3
glow_plug
12020227
001Glow Plug #7Glow Plug #2
15336174
Glow Plug #4
FNA
UPC
A1
TBD
(Page 10)CAL
001
IAH_ENA
001
UPC FNA
IAH_MON
A5
TBD
glow_plug
(Page 10)
001
Glow Plug #3001
FED
(Page 10)
FNA
IAH_DIAG
(Page 10)
Glow Plug #6
UPC
Ring Terminal
Glow Plug #5
B
12020227
IAH_RLY
BAT_GP
(Page 10)
(Page 10)
IAH_ENA
CAL
BAT_GP
(Page 10)
IAH_MON
UPCiah
(Page 10)
TBD
IAH_DIAG
Panel Set: 10
FNA
IAH_RLY
GLOW_RLY
ISUZU
A
SPLICEGlow Plug Control
FNA
Intake Air Heater
A
D
IGN
CAL
UPC
glow_plg_cntl
001
SPLICE
FNA
B
DIAG
C
FNA
00212146365FNAUPC
Glow Plug Term Relay
12146365
A
B
GMTG38M GT MXD15317380
A3
.5347BRN
500.35 7
ENGTXL
A2A5
1533617324M GT MXDGMTG
STX
ENG11319.0 50
RED1042.
A1
0.8 50
BLU LT506.
TXL
ENG7
PNK500.35 7
ENGTXL
.5349
C5
0.35 50
YEL5348.
TXL
ENG7
A4
10
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009
ENABLE
J2-6
GLOW PLUGS
J2-62J1-78J1-52
GLOW PLUGSDIAG
J1-29
ECM10B-Page 8A-
POWER DIST
15A
Fuel Htr Ign1 (Uh Bec)13 1
Glow Plug (Batt Fuse)175APOWER DIST
10B8A-Page -
TXL
ENG70.35 50
YEL505.
GLOW_FD
GLOW_MOD239
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_10
D-102PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
PRESS
REF
REFRTN
5V
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
P/N P B CA
IGN0IGN0
BTSI 138-1
&M74/MN8
RPO LEGEND
Panel Set: 11
MTW - LCT 2400 AUTO TRANS
POA NSBU SWITCH
M74 - LCT 1000 AUTO TRANS
20-11030-1
PAGE 8A-ECMSTARTBKUP LP 112-1
PART#
MX4 - LCT 2000 AUTO TRANS
TP_IN
TP_REF
Sensor-A/C Pressure002
15344137
FNAUPCacpres_snsr
1
2
3
&M74
750
ORN/BLK1786.
TXL0.35ENG
HVAC
648A-Page -1A/C Enable Rly
2700.
TXL0.35ENG
&CJ2/CJ3
750
GRA
TCM
27A8A-Page -1PRNDL A
27A
TCMPRNDL B
1-Page 8A-
TCM
27A8A-Page -1PRNDL C
GND DIST
14A8A-Page -1Gnd Zone #4
1-Page 8A- 27A
TCMPRNDL P
11
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009schematic sheet1
k33020d331
009
.380RED/BLK
507
&CJ2/CJ3
ENG0.35 TXL
J2-34
A/CCLUTCHRELAY
J2-28
V5B REFSNSR
J1-68
SIGNAL
J1-51
V5B RTN
J1-34
PRNDL P
ECM
J1-A J1-B J1-CJ1-DJ2-A
J2-D
J2-J1-
001
1212984012191757
9115A7A
NSBU-Sw Asmnsbu_swtch
7
&M74
ENG0.5 TXL
.771BLK/WHT
50
&M74
750
YEL772.
TXL0.5ENG
0.5ENG
&M74
750
WHT776.
TXL
ENG0.35 TXL
.2751BLK
507
&CJ2/CJ3
ENG0.5 TXL
.773GRA
507
&M74
750
GRN DK/WHT459.
TXL0.35ENG
TCM_A
TCM_B
TCM_C
TCM_P
AC_CLTCH
NSBU_GND451
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_11
D-103PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0
TAN
A
.
0.35
A8
BAR
ORN/BLK
C
RAIL
Sensor - Rail Pressure
2918
7
2919
C5
TXLORN/BLK
7
ISUZU
A
BOSCH:
0.3577
UPC
2932
REF
FNA
0.3550TXL
UPC
rail_snsr
50 50
C
WHT/BLK
REFREF
TXL
1 928 403 968
ISUZU0.35
Panel Set: 12
YEL
ISUZU
Sensor - Baro
0.35 50
LOW
ISUZU
433
TXL
5V12129946
TXL
.
38F GT MXDISUZU
ISUZU
1057 .
7
C3
FNA
24F GT MXD
.
B
50
C4
GRA BLKTXL
15304900
LOW001
0.35
REF
A7
001
2917
7
5V
vac_snsr
B
A6
50
ISUZU
ISUZU
15336174
. .
To Conn1-Page 8A-23A
PTO PROV
ENG0.8 TXL
.2522YEL
507
&PTO
Gnd Zone #41-Page 8A-14A
GND DIST
50
ORN/BLK2919.
TXL
ENG70.35
A7
PTO PROV
23A8A-Page -1Splice 2522
.2917TAN
500.35 7
ENGTXL
Gnd Zone #41-Page 8A-14A
GND DIST
ENGTXL
.2562PPL
500.8
&PTO
7
schematic sheet1
k33020d331
00912
PROD CKMC031ENGINE CONTROLS (LB7)CK EAU X03 &LB7
Friday, July 19, 2002
11:59:45 am
$IVEDWORK/k33020d__009
TXL
ENG
&PTO
70.8 50
GRN LT488.
7
ENGTXL
.2932WHT/BLK
500.35
&PTO&M74
750
BLU LT494.
TXL0.8ENG
GND DIST
14A8A-Page -1Gnd Zone #4
PTO PROV
23A8A-Page -1Pto Enable
TXL
ENG70.35 50
YEL2918.
J2-78
RTN
BARO
J2-64
KILLPTO ENG
J2-56
RAILPRESSURE
J2-58
POWER GNDS
D
J2-40
RLY
J2-37
PTOENGAGE
J2-23
RTN
J2-13
PTOFEEDBACK
J2-1
C
J1-71
PTOENABLESWITCH
J1-48
5V REF
J1-46
5V REF
J1-40
B
UPCeau_lb7_ecmLB7 ECM Module
002
1219148812191489
FNA
A
J1-1
J2-J1-
ECM
A624M GT MXD
15336173
A8GMTG C438M GT MXDGMTGC515317380
C3
1057.
TXL
ENG70.35 50
ORN/BLK
PTO PROV
23A8A-Page -1Pto Rly GND DIST
14A8A-Page -1Gnd Zone #4
.433GRA/BLK
500.35 7
ENGTXL
PTO_ENG_DIS
VGND_B451
VGND_C451
PTO_ENABLE
VGND_D451
PTO_FDBK
VGND_A451PTO_ENGAGE
Engine Controls: LB7 – 6.6L Diesel
K33020d_009_12
D-104PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
VREF VCC
12122195
BRNFW-C-6M-B
15336174
ISUZU
7
B E
720
FW-C-6F-BFURUKAWA
UPC
REF0.5
718
7
BLK
ISUZU
fuel_temp
C6
0.5TXL
TXL50
A8
1578
002
50 50
GRA
5VREF
TXL
ISUZU
REF
TXL
OIL
5V
C
0.5
LOW
B
C7
5000A
TEMP
0.5
4000A
D7
.
332
TXL
..
FNA
50
7
D6
50
A
LOW
597
GRA 7TXL
ISUZU
ISUZU
REF
B
7
50
178392-6
C
.
Sensor - Oil Pressure
GRA
A
UPC
Furukawa:
D2
0.5
50
0.5
Sensor Asm-Cool Temp
1530490038F GT MXD
7
ISUZU
TAN/WHT
GRN LT
A
12F
TXL
6189-0099
50
50
LOW
16249939
0.5 ISUZU
REF
.
0.5 7
REFYEL.
003
ISUZU
ISUZUTXL
FNA
15304900
ISUZU
Panel Set: 1
2705
Sensor Asm-Fuel Temp
410
.
PRESSURE
D8
FW-C3F(2)-B
.
12555535
D1
TEMP
2755
50
YEL469
MAP
0.5 TXL
TXL
ISUZU
LOW
Sensor - MapB
2503689812F
ORN/BLK
B
.
.
003
ISUZU
A7
.27557
F
C8
BLK50 50
GRA2705.
A
B EFURUKAWA38M GT MXD
ISUZUF432
0.5 0.5 7
ISUZU
ISUZU
ISUZU
38F GT MXD
TXL
ISUZU
0.57
TXL
004
0.550
332.7
24F GT MXD
7
ISUZUTXL7
Sumitomo:
TAN/WHT
D7
720.
TXL
ENG70.35 50
GRA
A7 C8
1 CKMCEPROD1 14of
005153
k43020dsheet1schematic $IVEDWORK/k43020d__005
3:30:28 pm
Tuesday, December 9, 2003&LLY04 XCK EAU
ENGINE CONTROLS (LLY)
TXL
ENG ENGTXL
.432GRN LT
5070.35 50
GRA597.
0.35 7
GMTG
1531738038M GT MXD
D8 D2
TXL
ENG70.35 50
BRN718.
0.35 50
GRA2705.
TXL
ENG7
C624M GT MXD
C7 GMTG
15336173
70.35 50
TAN/WHT332.
TXL
ENG
YEL500.35 7
ENGTXL
.1578
FUEL TEMPGND
J3-48J2-67
TEMPCOOLANT
OIL
J2-39
GNDPRESS
MAP VAC RTN
J2-30J2-25
OILPRESSSENSE
J2-27
FUEL TEMP
J2-23
MAP SENSE
COOLANT VRTN
J2-14
5V REF 1
J1-39
5V REF 1&2
J1-34
ECM
D638M GT MXD15317380
GMTGD1
TXL
.2755BLK
500.35 7
ENGTXL
ENG70.35
469
A8
50
ORN/BLK.
ENGTXL
.410YEL
500.35 7
Engine Controls: LLY – 6.6L Diesel
K43020d_005_01
D-105PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0VCC
IGN0
5V
DC MTR
15336174
Panel Set: 2
-A
DC MTR+A
C5 ISUZUC424F GT MXD
C3B3
UPC
EGR Valve DC Motor/Sensor
A3
FNA04egr_mtr_snsr__001
M
MANUALAUTO
5764OG/BK
SIG
0.5
.
507 7
50ISUZU
GND
ISUZUTXL
.BN/WH
50
.
0.5 0.85 TXL7BLK
2754
TXL
ISUZU ISUZUTXL
50
.
TXL50
GRA2703
AUTO
6195-0021
7
5763
7L-GN/BK
MANUAL
5746.
0.85
&CNV&LB7
ISUZU0.5
.2703GRA
507
ENG0.35 TXL
B3
8A-Page -1Trec Mdl/Trans Case Sw
ENG0.5 TXL
.5764OG/BK
507
TRNSF CASE CNTRL
38A/B/C/D
TXL
.2754BLK
507
ENG0.35
C4
Tcm2-Page 8A- 27A
LCT TRANSMISSION
SA5764
04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
00514of2
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X
0.5ENG
&M74
ENGTXL
.2466
750
L-GN/BK5746.
TXL
BLU DK500.5 7
TXL
.1694GRA/BLK
500.5 7
&ML6
ENG
LCT TRANSMISSION
27A8A-Page -1Tcm
&M74
ENGTXL
.1694GRA/BLK
500.5
TRANSMISSION
27A8A-Page -1Tcm
7
SA1694
.1694
24M GT MXD15336173
GMTGC5
ENG
&M74
70.5 50
GRA/BLK
GRA/BLK500.5 7
&M74
ENGTXL
1694.
TXL
400.
TXL
ENG
&M74
70.5 50
YEL
&NP2
70.35 50
BLK/WHT1695.
TXL
ENG
&ML6
ENGTXL
.821PPL/WHT
500.5 7
750
OG/BK5764.
TXL0.5ENG
B
LO
TISS
&ML6
70.5 50
GRN LT/BLK822.
TXL
ENG
Trans Output Speed Snsrtrans_speed_senUPC FNA
15359366
003
HI
A
J3-8
FR AXLE SW
TRANS REVERSE SW
J3-45
LOW
J3-23
TOSS
HI
J3-12
EGRGND
J2-8
TRANSFER CASE(4WD HI-LO)
SWITCH
J2-7
DC MTR +B
J2-53
EGR
J2-55
DC MTR -BEGR
J2-35
EGRDC MTR -A
J2-33
DC MTR +AEGR
REQUESTMIL
J2-21
BRAKE SWEXH
J2-11 J1-47
5VVREF
J1-14
SIGNALEGR
ECM
7
ENG0.5 TXL
.5746L-GN/BK
50
750
OG/BK5764.
TXL0.5ENG
Frt Axle SwTRANSFER CASE CNTRL
38B8A-Page -1
C3A3
7
Vehicle B/U1-Page 8A-112A
BACKUP LAMPS
ENG0.5 TXL
.5746L-GN/BK
50TXL0.35
ENG
5763
750
BN/WH.
SA5746
4WD_LO
TRNS_CASE
MIL_REQREV_SW1524
FRT_AXLE
REP_TOSSHI
Engine Controls: LLY – 6.6L Diesel
K43020d_005_02
D-106PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
ISUZU
ISUZU
ISUZU
1-928-403-874
TXL
J1-1
50
INJ #6
IC63
#5
ISUZU
#1Fuel Injector #6
7
844
Fuel Inj
INJ #5
2.0
ISUZU
BOSCH
Fuel Inj
(Page 3)
7
ISUZU
fuel_injector
507
(Page 3)
Fuel Injector #3
ISUZU
J1-45
F_Inj_7
2.0
1-928-403-874
6M6
2.0
.
BOSCH
IC20
IC20
50
IC15
.
846
BOSCH
7
845
Fuel Inj
TXL
J2-94
.
ISUZU50
2832
INJ #5
7 7 7
7
.
INJ #4
ORN/WHT
ORN/WHT
#8#4Fuel Inj
TXL
TXL502.0
GRN LT/PPL
2.0
.
ISUZU2.0
C12
7
IC16
TXL
SPLICE
50
fuel_injector 001
ISUZU
ORN/BLK
7
2.0
BLK
SPLICE
IC61
.
7
Fuel Injector #7
2.0
J1-63
ISUZU
0.75
ISUZU
TXL
1744
0.5
7
50
C8
7
C1
ORN/WHT
TXL
50
GRN LT/WHT
Fuel Injector #2
IC521
X00366M6
50
7TXL TXL
F_Inj_3
(Page 3)
(Page 3)
F_Inj_7
50
INJ #6
50
.
7
6M6
50
IC60
50
SPLICE
.
TXL 7GRN LT/ORN
TXLBLU DK/WHT
.
7
J1-66
ISUZU ISUZUISUZU2.0
IC17
0.5 0.5
TXL
BLU LT/BLK
2.0
ISUZU
Panel Set: 3
TXL
GRN LT/PPL
50
ORN/BLK
50
C2
EDU
J1-59
2.0 7
INJ #7
INJ #2
50
IC14
ISUZU
BLU LT
IC520
X0036
GRN LT/ORN
.
ORN/WHT
GRN LT/ORN.
0.5
ISUZU
ORN/BLK
IC13
50
TXL50
SPLICE
GRN LT/GRN DK7
0.75
TXL
YEL/BLK
.
2.0
50
J1-62
TXL
.
.
ORN/WHT
ISUZU
15304900ISUZU
.
0.5
.
TXL 7
J1-60
2.0
.
1745
J1-44
TXL
0.5
.
ISUZU
7
TXL
J2-120
.
1746
TXL
INJ HI2
7
877BLK/WHT
0.75
.IC13
INJ #6INJ HI1
ISUZU77 TXL
0.35
ISUZU
INJ #4
ISUZU
IC64
50
001
INJ #7
ORN/BLK
.
TXL
J2-121
J1-64
TXL
0.5
6M6
INJ #1
50
J1-48
IC65
J1-67
2.0
TXL
J1-3
X0036
57X SIG OUT
50
.
0.5
INJ #3
GRN LT/REDIC22
TXL
ISUZU
2.0 7
BOSCH
INJ #2
J2-115
B12
2.0
.
50
50
50
.
INJ #3
ISUZU
50
ISUZU
IC18
7
ISUZU
IC60
.
7
50
IC63
50
J2-116
INJ #7
38F GT MXDC11
1-928-403-874
IC60
7
.
TXL
001
7
TXLRED/BLK
B2
1-928-403-874
ORN/BLK
IC21
PNK/BLK
IC62
F_Inj_3
J2-118
ISUZU
.
TXL
IC21
7
J1-47
IC19
fuel_injector
GRN LT/PPL
. .GRN LT
INJ #8
878
J1-61
7
INJ #8
J1-4
ISUZU0.5
0.75
TXL
fuel_injector 001
.
2.0
INJ #1
X0036
B1
ISUZU
GRN LT/BLK
TXL
50
B11
.GRN LT/RED
502.0
50
TXL
GRN LT/BLK
ISUZU
B2
BLU LT/BLK50
7
ENG0.35 TXL
.844
0.35ENG
750
PNK/BLK1746.
TXL
B1
TXL0.35ENG
750
RED/BLK877.
0.35 TXL
.1745GRN LT/BLK
507
ENGENG7
50
B12
BLU LT2832.
TXL0.35ENG
750
BLU DK/WHT878.
TXL0.35
38M GT MXD15317380
GMTGC11
ENG7
50
BLK1744.
TXL0.35
C1
0.35 TXL
.846YEL/BLK
507
ENG
C8 B11
0.35 TXL
.845BLK/WHT
507
ENG
C2
INJ #5
J2-71J2-72
INJ #3 INJ #7
J2-68
INJ #8
J2-69
INJ #4
J2-70J2-63
2X OR 57XSIGNAL OUTPUT
INJ #1
J2-65
INJ #2
J2-66
INJ #6
J2-52
ECM
C12
14of
ENGINE CONTROLS (LLY)
3
PROD CKMCE1CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
Engine Controls: LLY – 6.6L Diesel
K43020d_005_03
D-107PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
CAN_HI
19
J1-5
BLK/YEL
W/O M74
-M74
TXL
eau_eduLOW
1928403462
POA
CHANGE FOR 2004 LB7
TOP OF TRVL
38F GT MXD
1928403454
W/O M74 W/M74 W/M74
J2-114
30-1
.
M74M74
19
PAGE 8A-
&LLY
ISUZU
TOP OF TRVL
001
J2-90
HIGH
BOTTOM OF TRVL
19
CNV - CONTROL INTERIM
339
IZ18
PNK
FNA
2.0
RPO LEGEND
BLK/GRN DK
IGN1
A4
C1
2.5 2.5
ISUZU
TXL
B1
TXL
44-220-4
ISUZU
Panel Set: 4
50
Edu - Isuzu
15304900
2.0
.
ISUZU
J2-119
15336174
M74 - LCT 1000 AUTO TRANS
EDU
ISUZU
IZ17
J2-91
J1-
50
J1939
MG5/MW3 - MANUAL TRANS
19PNK
50
339
SPLICE
.
ISUZU
(Page 10)
SPLICE
CLTCH SW
TXL
24F GT MXD
(Page 10)
50
CAN_LO
ISUZU
IGN1
BOSCH:
J1-2
70.5 TXL
.2361YEL
A5
ISUZUTXL
2362
500.5
.GRN DK
.
UPC
GND A
&LLY
J2-GND B
507
-M74
BRKCLTCH
1533620512F GT 150/280
K
&M74
750
YEL2361.
TXL0.5ENG
BRAKES
44A/B/C8A-Page -5/2/2Abs/Vses
507
&M74
ENG0.5 TXL
.2361YEL
PPL500.35 7
ENGTXL
.420
&M74
750
GRN DK2362.
TXL0.5ENG
48.
TXL
ENG
&ML6
70.35 50
GRA
&M74
ENG0.5 TXL
.2362GRN DK
507
Can Link1-Page 8A- 27A
TRANSMISSION
1EDU (Uh Bec)
25A
POWER DIST
10B8A-Page -
C1
14of4
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
SA2362
TRANSMISSION
27A8A-Page -1Can Link
EXTERIOR LIGTHING
110A/B8A-Page -2Blk Asm - Ubec Stop Lp
&ML6-JF4
IPTXL
.48GRA
500.35 7
19
ENG2.0 TXL
.339PNK
50
2362.
TXL0.5ENG
&M74
750
GRN DK
50
BLU LT1320.
TXL
ENG
-NW7
70.5
SA2361
IPB1532608416F GT 150/280 Sld
1533617324M GT MXDGMTGB1
SWITCHCLUTCH
J3-47
(CRUISE DISABLE)ETC/TCCBRAKE
J2-61
BRAKELAMP
J2-60
SWITCH
CRUISEJ1939
LOW
J1-2
ECM
HIGH
J1-1
ENG0.5 TXL
.2361YEL
507
&M74
ENG0.5 TXL
.2362GRN DK
507
-M74
ENG0.5 TXL
.2361YEL
507
-M74
GMTGA51531738038M GT MXD
A4
Abs/Vses (Uh Bec 420)5/3/1-Page 8A-44A/B/C
BRAKES
50
GRA48.
TWP
BRKCLTCH
=&LLY&ML6-JF4
70.35
IP
1533620912M GT 150/280
K
B1532605716M GT 150/280 SldENGINE
-Page 8A-10B
POWER DIST
25A
EDU (Uh Bec)1
1750A12E
Man Cltch Sw-Top Of Trvl #1cltch_sw_top 002
12064860
E
F
2362(Page 4)
EDU_J-EDU_J+
(Page 4)2361
EDU_J-
(Page 4)(Page 4)
EDU_J+
ETC_STOP
CLTCH_SW441EDU_PWR1 339 EDU_PWR2 CANLOCANHI
BRK_SW
Engine Controls: LLY – 6.6L Diesel
K43020d_005_04
D-108PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP UPFIT IP BODY INFOJMPR
IP
817 817 817 817 817
817
SA817
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0 IGN0 IGN0
Gnd B
&CNV&LB7
S50
YEL
Rail PSI Cntl Solenoid
7
Panel Set: 5
&LLY
PPL/WHT50
.
TXLTXL
ISUZU
C9
7
1530490038F GT MXD
.
001
2834
50ISUZU
0.85
A
C10
rail_solenoid
BOSCH: 897208 073Y
B
0.85
2530
0660A8D
0.5
&CNV&LB7
.
TXL
ISUZU
IZ07
ISUZU
7
12194035
J1-A10
J1-B9
J1-E6 J10-JJ6-D J9-C
15357030
Blk Asm - Mbec VSS (4K PPM)mbec_817UPC FNA
12193905
001
12194033
ENG0.5 TXL
.2530PPL/WHT
507
0.35 TXL
.419BRN/WHT
507
ENG
.1039PNK
500.5 7
ENGTXL
IP7
50
GRN DK/WHT817.
TWP0.35
Malf Ind Lp1-Page 8A-81A
IP CLUSTER
IP CLUSTER
81A8A-Page -14kppm Signal
16M GT 150/280 Sld15326057
D
8A-44A/B/C
ABS/TRAC CNTRL
ENG
Elec Brake Mod1-Page
1531738038M GT MXDGMTGC9
sheet1
k43020d153
00514of5
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic
Radio Module1-Page 8A-150C
INFOTAINMENT-PREMIUM
Rpcv Rly (Uh Bec)1-Page 8A-10B
POWER DIST
0.5 50
PNK1039.
TXL
ENG7
-Page 8A-10B
POWER DIST
15A
Ecm Rpcv (Uh Bec)1
GRN DK/WHT817.
TXL0.35IP
750
TXL
.1827YEL/BLK
507
ENG0.35
.817GRN DK/WHT
507
ENG0.35 TXL
SA2834
2834YEL
507
ENG0.5 TXL
.
0.5 50
PNK1039.
TXL
ENG7
STARTING & CHARGING
30B8A-Page -1Starter Rly
1039PNK
500.5 7
ENG
IP16F GT 150/280 Sld
15326084
D
TXL
.
C10
750
YEL2834.
TXL0.5ENG
12F GT 150 280E
1Ecm Rpcv (Uh Bec)
15A
POWER DIST
10B8A-Page -
CHASSIS
15373533SA2530
750
PPL/WHT2530.
TXL0.5ENG
LIFT/DIVE
J3-9 J3-37
MALFUNCTIONINDICATOR LP
J3-40
(SES)
START
J3-35
SOL RLY
TACH A
J3-10J3-14
BDC EGR MTR
RPCV HI
J1-56
RPCVBATT2
J1-51
RPCV LOA
J1-52
EDU/RPCVCNTL
PRIMARY4KPPM
J1-53 J1-54
B
J1-46
SECONDARY128KPPM
RPCV HIA
J1-42
RPCVBAT
J1-37
BRPCV LO
J1-40
ECM
750
YEL2834.
TXL0.5ENG
121.
TXL0.35ENG
750
WHT
ENG0.5 TXL
.2530PPL/WHT
507
ENG0.35 TXL
.625YEL/BLK
507
IP CLUSTER
81A8A-Page -12ppm Tach Sig
ENG
1537354712M GT 150 280
E
SC1039
1039 RPCV_BAT2RPCV_CNTL2219
IPC_4KPPM
START_RLY
RDIO_4KPPM817
RPCV_BATABS_128K1827TACH MALF_LP
Engine Controls: LLY – 6.6L Diesel
K43020d_005_05
D-109PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0 IGN0
&LLY&LLY &LLY
&LLY
Panel Set: 6
&LLY
14of6
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
SA439
7
12-Page 8A-10B
POWER DIST
10A
TXL
.439PNK
500.5ENG
7
ENG0.5 50
PNK439.
TXL
IGN0 (Lh Bec)
.2524BRN
50
1st Generator2-Page 8A-30B
STARTING & CHARGING
0.8 19
&YF2/8X5
ENGWXC
20A
POWER DIST
10B8A-Page -2Ecm Fuse (Uh Bec)
Ecm Fuse (Uh Bec)2-Page 8A-10B
POWER DIST
20A
10B8A-Page -14PCM-I (Uh Bec)
15A
POWER DIST2nd Generator
2-Page 8A-30B
STARTING & CHARGING
Crank Start (Uh Bec)12-Page 8A-10B
POWER DIST
10A
TXL
.806PPL
500.35ENG
7
CRANKREQUEST
J3-18J2-57
ALTL-2MON
J2-4
L TERM
VBATT B
J1-5J1-41
F TERMMON MONITOR
VBATT A
BATTERY
J1-20J1-18
VIGN 0IGN 1
J1-19
START RUN
J1-10
ECM
IGN 1
1st GeneratorSTARTING & CHARGING
30B8A-Page -2
WXC0.8ENG
1950
ORN440.
439 ECM_IGN1
TRNS_PWR21020LLY_LTERM25 ECM_BAT2440
23 LLY_FTERM
ENG_CRANK
ECM_BAT1ALT_L2TERM
Engine Controls: LLY – 6.6L Diesel
K43020d_005_06
D-110PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
020-7
PASSLOCK
IGN
CRUISE
PAGE 8A-
034-1
W/ PTO
FTP
PART#
W/O PTO
051-1
040-1
WIPER
Panel Set: 7
&PTO
021-2
W/ PTOW/O PTO
110-4
ETC
HORN
133-1
W/ PTO
100-2
W/O PTO
152-1047-1SIR
TRNHZ
KEYIN
W/O PTO
W/ PTO
STEERWHL
010-1
ECM091-1
POA STEERING COLUMN
&PTO
750
GRN DK.
TXL0.35
1163
ENG
B10
B18
B32
004
NE
UT
RA
L
ON
OF
F
15417597
FNAUPCeau_cruise_swSTRG Col Asm - Cruise Cntrl Sw
B1
ENG
1273
0.35 TXL
.GRA
507
1164
ENG7
50
WHT/BLK.
TXL0.35
10A
POWER DIST
10B8A-Page -10Cruise (Lh Bec)
G16M GT 150/280 Sld15326057
ENGINEA
15326084
IP16F GT 150/280 SldA
ENG
1161
0.35 TXL
.BLU DK
507
J
C
PTO PROV
23A8A-Page -2Pto Sw
.
TXL0.35
1272
ENG7
K
50
PPL
D
Pto Sw2-Page 8A-23A
PTO PROV
ENGTXL
.397GRA
500.35 7BLU DK
500.35 7
ENGTXL
.84
.397GRA
507
&PTO
IP0.35 TXL
C
7
ENG
1162
0.35 TXL
.BLU LT
50ENG
1274
0.35 TXL
.TAN
507
AF ENGINE10M GT 150 SLD15336777
E
BS
ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
-PTO
750
BLU DK84.
TXL0.35IP
E
14of7
PROD CKMCE1
D IP10F GT 150 SLD12177081
Pto SwPTO PROV
23A8A-Page -2
BRN50
7
ENG
1271
0.35 TXL
.
50
YEL/BLK.
TXL0.35
1275
ENG770.35 50
GRA/BLK87.
TXL
ENG
B
K
J3-30
ON/OFF
J3-19
COASTSET/
J3-22
ACCELRESUME/
J2-56
GND 3GND 2
J2-54
GND 1
J2-40 J2-24
POS SIG 3
J2-19
POS SIG 1 5V REF 1C
J1-36
CRUISE 12V
J1-38 J1-32
5V REF 1A
J1-28
POS SIG 2 5V REF 2
J1-17
ECMCRUISE CONNECTED INTERNALLY
G
2-Page 8A-23A
PTO PROVPTO Switch
FL
-PTO
750
GRA397.
TXL0.35IP
ETC
21A8A-Page -3/4Etc Module Etc Module
3/4-Page 8A-21A
ETC
ETC
21A8A-Page -3/4Etc Module
Etc Module3/4-Page 8A-21A
ETC
.84BLU DK
507
&PTO
IP0.35 TXL
Etc Module3/4-Page 8A-21A
ETC
IP0.35 TXL
.87GRA/BLK
507
-PTO
Etc Module3/4-Page 8A-21A
ETCETC
21A8A-Page -3/4Etc Module
ETC
21A8A-Page -3/4Etc Module
S
A
JL
ETC
21A8A-Page -3/4Etc Module
PPS_REF2
PPS_REF1 PPS_SIG21162
PPS_RTN21272
PPS_REF31275
1161 PPS_SIG1 1274
PPS_RTN31273
PPS_SIG31163
PPS_RTN11271 1164
PTO_ON
CRUZ_ON397
84 CRUZ_SET
41 CRUISE_SW
PTO_SET
Engine Controls: LLY – 6.6L Diesel
K43020d_005_07
D-111PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
VCC VCCIGN0 IGN0
FW-C-6M-B
YEL500.5 0.5 50
LT GRN/WHT
SPLICE
.1174
38M GT MXD
UPC
D3
BRN50
ISUZU
7
ISUZU ISUZU7
50
BLUTXL
7TXL
A
TXL
ISUZUFURUKAWA
TXL
.IC91 IC96.
Oil Level Sw
1174
B
TXL
&LLY &LLY
7322-1424-40
50
water_swWater In Fuel Sw
7322-1424-40
50
N.O. HELD CLOSED AT
PNK7
ISUZU
C6
A
FNA001
oil_level_swfuel_htr
0.5
NORMAL FLUID LEVEL
NORMAL FLUID LEVEL
239
WIF_GND
7
LOIL_GND
YEL/BLK.
A
38F GT MXD
UPC
ISUZU
50TXL
12129140
N.O. HELD CLOSED AT
FNA
ISUZU
.
ISUZUA
B
001
TXL
BRN
2.0
FHTR_GND
0.5
YAZAKI:
508
Panel Set: 8
002
B
15304900
.
YAZAKI:FNAUPC
ISUZU7
Fuel Heater
7
0.5
&LLY
IC69.
FW-C-6F-B
A6
A ISUZUFURUKAWA
1.25
7
ENGTXL
.5081049.
TXL
ENG70.35 50
GRN DK YEL/BLK500.35
D3
710
BRN500.8 19
ENGWXC
.1174
YEL500.35 7
ENGTXL
.
7
ENGTXL
.472TAN
500.35
FNAUPClcool_swLow Coolant Sw - L18/LLY
A
B
ENG70.35 50
BLK552.
TXL
001
15324243
ENGTXL
.2931GRA/BLK
500.5 7
13Ign1-Fuel Htr (Uh Bec)
15A
POWER DIST
10B8A-Page -0.35 50
GRN LT1478.
TXL
ENG7
SERIAL DATA LINK
55A8A-Page -1Class II - IP Star
492.
TXL
ENG70.5 50
YEL
C6
14of8
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
GMTG38M GT MXD15317380
A6
IP16F GT 150/280 Sld15326084
M
IAT
J3-24
IAT REF
J2-58
LOW
LOW COOLANT
J2-38
RTN
J2-26
OIL LVL
J2-29
MAF
IN FUELWATER
J2-17
CLASS 2SERIAL A
J1-15 J1-16
CLASS 2SERIAL B MAF
J1-13
ECM
8A-Page -14PCM-I (Uh Bec)
15A
POWER DIST
10B
2-Page 8A-14A
GND DISTGnd Zone #5
5
MAF
15324447
FNAUPCmaf_snsrMAF Sensor
001
1
REFLOW
2
TEMP
3
IGN
4
GND
16M GT 150/280 Sld15326057
M ENGINE
CL2_ENG
550 LCOOL_GND1
239 FUEL_HTR 439 MAF_P
Engine Controls: LLY – 6.6L Diesel
K43020d_005_08
D-112PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
0.5ISUZU
ISUZU
7
IC172GY/BK
50TXL
.
FFPS_GND
.
0.5
ISUZU 2
TXL
&LLY
CRANK
50
.
24F GT MXD15336174
RED633
TXL
15304900
C2
&LLY
PNK/BLK7
EFFECT
50
YEL/BLK
7
h22_hall
ISUZU
50
12129946
B9
003
12129946
B5
.
Gnd A
SENSOR
1869
0.5BRN/WHT
CAM
C
B10
TXL
UPC UPC
ISUZU50
B
h22_hall
SENSOR
1867
7
Crank Sensor
7
TXL
Cam Sensor
0.5
631
Panel Set: 9
BLU DK/WHT
38F GT MXD
CA A
EFFECT
TXL
.
HALL
ISUZU
FNA
507 0.5 TXL
FNA
632 .ISUZU
50
FUEL FILTER PRESSURE SWITCH
003
1868
GRN LT
B8B4
04_fuel_pres_sw__001
Gnd B
ISUZU0.5
B
7
.
HALL
B3
UPC
0.5
FNA
A
B
ISUZU
GMTG
1533617324M GT MXD
C2
TXL
.507BLU DK
507
ENG0.35
Fuel Sndr ReturnFUEL SNDR/PUMP
22B8A-Page -1Fuel Pump Rly
1-Page 8A-22B
FUEL SNDR/PUMP
Fuel Tank SenderFUEL SNDR/PUMP
22B8A-Page -1
1867.
TXL
ENG70.35 50
GRN LT
B4
14of9
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
1531738038M GT MXDGMTGB9
7
ENGTXL
.631RED
500.35ENG
70.5 50
BLK470.
TXL
B8
BLU DK/WHT500.35 7
ENGTXL
.1869
Wait Intake Htr1-Page 8A-81A
IP CLUSTER
0.35 50
BRN/WHT633.
TXL
ENG7
FUEL SNDR/PUMPSec Fuel Sender
1-Page 8A-22B
J3-5
CAM SIG
J3-51 J3-52
CRANKSIG
J3-43
CRANK RTN
FUEL
J2-64
RTNSENSOR
J2-28
CRANKSUP
J1-8
CAM RTNCAM SUP
J1-50J1-44
PUMPRELAY
FUEL PULL UP
FUEL
J1-43
SEN2
(SEC)
LEVELFUEL FUEL
J1-30
(PRI)
SEN1LEVEL
J1-26
GLOW PLUG WAIT (WTS)
ECM
B5
70.35 50
YEL/BLK1868.
TXL
ENG
PNK/BLK500.35 7
ENGTXL
ENG
B3
.632
TXL
.5765GY/BK
500.35 7
B10
TXL
.465GRN DK/WHT
500.35 7
-NQZ
ENG
1936 FLVL_SEC1 FLVL_PRIM11589
PRIM_FRLYFLVL_RTN1
WAIT_START
Engine Controls: LLY – 6.6L Diesel
K43020d_005_09
D-113PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
ENG GND
GLOW PLUG CONTROLLER
BAT
B
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
FW-C-6M-B
J1-FCI CONN 6-041-26-01
50
ISUZUC
FURUKAWAC
AEX-
0.5 XXX-
.HB01
AEX-
HB18WHT/BLU DK
ISUZU
AEX-
WHT/GRN LTHB16.
AEX-2.0
12020227
50ISUZU
ISUZUFW-C-6F-BFURUKAWA
WHT/GRN
38M GT MXD
ISUZU
2.0
2.0 AEX-
.
MT
.
RED/WHTHB13
50MT
ISUZUMT
.HB15RED/GRN LT
50MT
.
MT
2.0MT50
50
HB12..
AEX-0.85
A
50
.
AEX-2.0
2.0
AEX-ISUZUMT
SBHB03
12020227
YEL
ISUZU
2.0
2.0
.HB14WHT/YEL
ISUZUAEX-
50
RED/BLU DKHB17
A
RED/GRN50
A1
12020227
ISUZUMT
12020227
glow_plugglow_plugGlow Plug #1
J1-4J1-7
A A
12020227
UPC
J1-1J1-10 J1-2 J1-3
FNA
15304900
FNA
Glow Plug #4001
A
Glow Plug #8
UPC001
Glow Plug #2
12020227
FNAglow_plug
FNA
A
001UPC
001FNAUPC
001Glow Plug #3 Glow Plug #5 Glow Plug #7
FNAglow_plugUPC
A2
12020227
glow_plug glow_plug001
Panel Set: 10
12020227
A
FNA
DIAG
38F GT MXD
&LLY
UPCUPC
DIAG
Glow Plug #6
UPC
ISUZU
J1-12
FNA001
(Page 4)
J1-12 J1-6
001
CAN_HI
(Page 4)CAN_LO
glow_plug
A
glow_plug
J1-6
HB11
50XX
MT
ISUZU
ISUZU
ENG GND C
J1-8J1-9
IGN
SA1042
TXL
ENG70.35 50
YEL505.
A1
FUSELINK
.1042RED
508.0 37
ENG
Fuel Htr Ign1 (Uh Bec)13 1
Glow Plug (Mega Fuse)
175A
POWER DIST
10B8A-Page -10B-Page 8A-
POWER DIST
15A
13319.0 50
RED1042.
STX
ENG
Glow Plug Control
FNA UPC
glow_plg_mdl 003
J2-15443870
J2-1
ON
J3-54
GLOW PLUGSDIAG
J2-22
GLOW PLUGS
ECM
14of10
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
38M GT MXD15317380
A2 GMTG
GLOW_FDGLOW_MOD239
Engine Controls: LLY – 6.6L Diesel
K43020d_005_10
D-114PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
PRESS
REF
REFRTN
5V
P/N PB CA
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0 IGN0 IGN0
1650
TN/WH7
50
L-GN/WH
ISUZU0.5PK/BK
ISUZU0.85 50
PU/WH5775.
YE/BK50
16
ISUZU160.85
5777.
TXLTXL
.5774
507 0.85
ISUZU
5773
0.5ISUZU
TXL
.5776
B6
.
TXL TXL
Panel Set: 11
B6
FNA
04vnt_pos_sen__001UPC FNA
B C
A
B7
VREF
BKUP LP 112-1
LO
04vnt_sol__001
15336174
B5
RTN
SIGNAL
Vnt Position Sensor
MX4 - LCT 2000 AUTO TRANS
STARTECM
POA NSBU SWITCH
M74 - LCT 1000 AUTO TRANS
&M74
MTW - LCT 2400 AUTO TRANS
138-1
20-11
BTSI
24F GT MXD
030-1
RPO LEGEND
PAGE 8A-
UPC
VNT SOLENOID
HI
PR-1A06607009
PART#
B4
PINS?CONN?
ISUZU
B6B8
Sensor-A/C Pressure002
15344137
FNAUPCacpres_snsr
1
2
3
TP_IN
TP_REF
750
WH5931.
TXL0.5ENG
HVAC
64A8A-Page -1A/C Enable Rly
45 6
7
8
001
15416722
9115A7A
NSBU Sw - Decoder (Other Engines)nsbu_decoder_others
3
.5930DK BLU
507
ENG0.5 TXL
ENG0.35 TXL
.380RED/BLK
507
&CJ2/CJ3
B5
0.5ENG
&M74
750
YEL772.
TXL
.5929OG/BK
500.5 7
ENGTXL
153
005
TXL0.35ENG
14of11
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d
&M74
750
ORN/BLK1786.
0.5 TXL
.773GRA
507
&M74
ENG
BLK/WHT50
7
&M74
ENG0.5 TXL
.771
24M GT MXD15336173
GMTGB4
PRNDL P1-Page 8A- 27A
TCM
ENG70.5 50
YE5947.
TXL
TCM
27A8A-Page -1PRNDL A
J3-41
A/CCLUTCHRELAY
J3-31
PRNDL P
PRESSAC
J3-33
SIGNALSNSR
J3-20
AC REQUEST
SOLENOID
J2-50
LO
FILTERFUEL
J2-47
SOLENOID
J2-49
VNT
HI
VNT
J2-44
VNT POSITION
RTN
SENSOR
VNT VALVESIGNAL
J2-31
VNT VALVEPRESSAC LO
J2-34J2-20
F FILTERRTN
J2-13
V5B RTN
J1-23 J1-21
V5B REF
VREF2
J1-22
VREF2
ECM
&CJ2/CJ3
750
GRA2700.
TXL0.35ENG
PRNDL B1-Page 8A- 27A
TCM
ENG0.35 TXL
.2751BLK
507
&CJ2/CJ3
B7
ENG70.5 50
TN5928.
TXL
GND DIST
14A8A-Page -1Gnd Zone #4
TCM
27A8A-Page -1PRNDL C
750
WHT776.
TXL0.5ENG
&M74
750
GRN DK/WHT459.
TXL0.35ENG
TCM_B
TCM_C
TCM_P
TCM_A
NSBU_GND
AC_CLTCH
451
Engine Controls: LLY – 6.6L Diesel
K43020d_005_11
D-115PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IGN0
BAR
.
ISUZU
Gnd A
A8
REF
S
7
Sensor - Baro
12129946
LOW
TXL TXLORN/BLK
ISUZU
ISUZU0.5 0.5
B
1057
FNA
5V
TAN50
C3
ISUZU
.
15336174
50
UPC
C4
750
GRA BLK
001
7
.
B
0.5TXL
ISUZU
.
15304900
REF
C5
FNA
ISUZU
vac_snsr LOW
WHT/BLK
897208 076Y
0.5 TXL
24F GT MXD
TXL
BOSCH:
2918
UPC
0.57
A
50
C
Sensor - Rail Pressure
YEL50
38F GT MXD
50
REF
7
A6
2932
ISUZU
0.5
REF
.2917ORN/BLK
2919
7
C
ISUZU
A
.
001
Panel Set: 12
433
rail_snsr
RAIL
TXL
5V
A7
Gnd Zone #41-Page 8A-14A
GND DIST
C4
.2932WHT/BLK
50
3:30:28 pm
$IVEDWORK/k43020d__005schematic sheet1
k43020d153
005
0.35 7
ENGTXL
14of12
PROD CKMCE1ENGINE CONTROLS (LLY)CK EAU X04 &LLY
Tuesday, December 9, 2003
8A-Page -1Splice 2522PTO PROV
23A
C3
50
YEL2918.
TXL
ENG70.3570.35
.2522YEL
5019
&PTO
50
ORN/BLK2919.
TXL
ENG
1Pto Rly GND DIST
14A8A-Page -1Gnd Zone #4
ENG0.8 WXC
PTO PROV
23A8A-Page -
&PTO&M74
1950
BLU LT494.
WXC0.8ENG
A7
Gnd Zone #41-Page 8A-14A
GND DIST
GMTG24M GT MXD
15336173
A8
TXL
.433GRA/BLK
500.35 7
ENG
A6
.2562PPL
500.8
&PTO
19
ENGWXC
Pto Conn1-Page 8A-23A
PTO PROV
.2917TAN
500.35 7
ENGTXL
GMTGC51531738038M GT MXD
PTOENABLESWITCH
J3-6
POWER GNDS
4
J3-44
RLY
J3-39
PTOENGAGE
J3-17
PTOFEEDBACK
1
J2-73
KILLPTO ENG
J3-1 J2-46
SIGNALRAIL
J2-42
PRESSUREBARO
J2-36
3
J2-2
RTN
J1-7
RTN
J1-9
2
J1-31
5V REF 5V REF
J1-33
ECM
0.8 50
GRN LT488.
GND DIST
14A8A-Page -1Gnd Zone #4
WXC
ENG
&PTO
19
PTO PROV
23A8A-Page -1Pto Enable
50
ORN/BLK1057.
TXL
ENG70.35
LLY_GNDA451
LLY_GNDB451
LLY_GNDC451
PTO_ENG_DIS
PTO_ENABLE
LLY_GNDD451
PTO_FDBK
PTO_ENGAGE
Engine Controls: LLY – 6.6L Diesel
K43020d_005_12
D-116PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M THROTTLE POSITION #2THROTTLE POSITION #1
&L18/KUP/JF4-LB7/LLY
SNSR CKTS ARE GOLD PLATED
&L18/KUP/JF4-LB7/LLY
Panel Set: 1
ALL GEN3 GET ETC THRU KUP RPO
NOTE
NOTE
ENG0.5 TXL
.1320BLU LT
507
-LB7/LLY
0.8 TXL
.581YEL
507
-LB7/LLY
ENG
134
0101
PROD CKMCE1ELECTRONIC THROTTLE CONTROLCK EAU X03 &L18/JF4/KUP
Monday, September 9, 2002
8:47:25 am
$IVEDWORK/k33021a__010schematic sheet1
k33021a
0.35ENG
-LB7/LLY
750
BLU LT/BLK1688.
TXL
Pcm
0.35 TXL
.486PPL
507
-LB7/LLY
ENG
ENGINE CNTLS
20A/B8A-Page -8/12Pcm
ENGINE CNTLS
20A/B8A-Page -8/12
EXT LIGHTINGUh Bec - 1320
2-Page 8A-110A2ETC (Uh Bec)
15A
POWER DIST
10A8A-Page -
GND DIST
14A8A-Page -2Gnd Zone #5
TPS1 5V DC 2
E F
TPS2TPS1
GH
5V DC 1001
15326836
FNAUPCthrposns_actmtrThrottle Pos Snsr/Actuator Mtr
A
MTR1 RTN
TPS2
B
MTR
C
2 RTN
D
-LB7/LLY
ENG
ORN/BLK50
7
-LB7/LLY
ENG
0.35 TXL
.1704BLK/WHT
507
-LB7/LLY
750
BLU DK/WHT774.
TXL0.350.35 TXL
.1061
.
TXL0.35ENG
-LB7/LLY
750
GRA416
ENG
ENG0.35 TXL
.452BLK
507
-LB7/LLY
BLS
J1-7
IGN1
MOTOR 2
J1-8 J1-9
5V DC 2
J1-2
5V DC 1 RTN
J1-3
TPS1
J1-6
TPS2
ETCA
J1-12
ETCB
J1-13
GND
J1-15 J1-16
MOTOR 1
ETC MODULE
J1-1
TPS1 RTN
J1-10
TPS2
J1-11
.582
TXL0.35ENG
-LB7/LLY
750
GRN DK485.
BRN50
7
-LB7/LLY
ENG0.8 TXL
1339 ETC_FD
550 ETC_GND
ETC_STOP ETC_BETC_A
Engine Controls: LLY – 6.6L Diesel
K43020d_005_13
D-117PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M THROTTLE POSITION #2THROTTLE POSITION #1
&L18/KUP/JF4-LB7/LLY
SNSR CKTS ARE GOLD PLATED
&L18/KUP/JF4-LB7/LLY
Panel Set: 1
ALL GEN3 GET ETC THRU KUP RPO
NOTE
NOTE
ENG0.5 TXL
.1320BLU LT
507
-LB7/LLY
0.8 TXL
.581YEL
507
-LB7/LLY
ENG
134
0101
PROD CKMCE1ELECTRONIC THROTTLE CONTROLCK EAU X03 &L18/JF4/KUP
Monday, September 9, 2002
8:47:25 am
$IVEDWORK/k33021a__010schematic sheet1
k33021a
0.35ENG
-LB7/LLY
750
BLU LT/BLK1688.
TXL
Pcm
0.35 TXL
.486PPL
507
-LB7/LLY
ENG
ENGINE CNTLS
20A/B8A-Page -8/12Pcm
ENGINE CNTLS
20A/B8A-Page -8/12
EXT LIGHTINGUh Bec - 1320
2-Page 8A-110A2ETC (Uh Bec)
15A
POWER DIST
10A8A-Page -
GND DIST
14A8A-Page -2Gnd Zone #5
TPS1 5V DC 2
E F
TPS2TPS1
GH
5V DC 1001
15326836
FNAUPCthrposns_actmtrThrottle Pos Snsr/Actuator Mtr
A
MTR1 RTN
TPS2
B
MTR
C
2 RTN
D
-LB7/LLY
ENG
ORN/BLK50
7
-LB7/LLY
ENG
0.35 TXL
.1704BLK/WHT
507
-LB7/LLY
750
BLU DK/WHT774.
TXL0.350.35 TXL
.1061
.
TXL0.35ENG
-LB7/LLY
750
GRA416
ENG
ENG0.35 TXL
.452BLK
507
-LB7/LLY
BLS
J1-7
IGN1
MOTOR 2
J1-8 J1-9
5V DC 2
J1-2
5V DC 1 RTN
J1-3
TPS1
J1-6
TPS2
ETCA
J1-12
ETCB
J1-13
GND
J1-15 J1-16
MOTOR 1
ETC MODULE
J1-1
TPS1 RTN
J1-10
TPS2
J1-11
.582
TXL0.35ENG
-LB7/LLY
750
GRN DK485.
BRN50
7
-LB7/LLY
ENG0.8 TXL
1339 ETC_FD
550 ETC_GND
ETC_STOP ETC_BETC_A
Electronic Throttle Control
K33021a_010_01
D-118PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PAGE 8A-138-1
HORN
034-1
PART#BTSICRUISE
010-1
TRNHZ
=&PTO =&PTO040-1IGN
ALL TERMINALS IN J1
091-1
047-1SIR133-1
Panel Set: 2
KUP - ELECT THROTTLE CNTRL
ARE GOLD PLATED
152-1
FTP
WIPER110-4
L18 - ENGINE GAS, 8 CYL, 8.1LNW7 - TRACTION CONTROLJF4 - ELECT ADJUSTABLE PEDAL
RPO LEGEND
PASSLOCK133-3KEYIN
100-2
POA STEERING COLUMN
STEERWHL
NOTE
Pto SwPTO
23A8A-Page -2
ENG
15326085
L
16F GT 150 28015326084
IPL
16M GT 150 280
NE
UT
RA
L
ON
OF
F
004
15417597
FNAUPCeau_cruise_sw
STRG Col Asm - Cruise Cntrl Sw
B1B10
B18
B32
BLU DK50
0.35IP
=&PTO
750
GRA397.
TXL
2Pto Sw
Page -8A-23A
PTO
7
=&PTO
IP0.35 TXL
.84S
ELECTRONIC THROTTLE CONTROL1 CKMCEPROD
2
12Ign3 - Cruise (Lh Bec)
10A
POWER DIST
10A8A-Page -
50
BLU DK84.
TXL0.35ENG
010134
k33021asheet1schematic $IVEDWORK/k33021a__010
8:47:25 am
Monday, September 9, 2002&L18/JF4/KUP03 XCK EAU
-LB7/LLY
7
TXL0.35
A
.84BLU DK
507
=-PTO-K34
IPTXL
.87GRA/BLK
507
IP0.35
S
-LB7/LLY
ENG0.35 TXL
.87GRA/BLK
507
A
Pto Sw2-Page 8A-23A
PTO PTO
23A8A-Page -2Pto Sw
TXL0.35ENG
397-LB7/LLY
50
GRA7
.
50
J2-G
5V REFPPS 1RTN
J2-J J2-K
PPS 3
GRA397.
TXL0.35IP
=-PTO-K34
7
PPS 2PPS 2
J2-C
PPS 2
J2-D
5V REFPPS 3
J2-E
5V REF
J2-F
PPS 1PPS 1
J2-A
RTNPPS 3
RTN
J2-B
COAST
J1-4
SETACCEL
RESUME/
J1-5 J1-14
ON/OFF
ETC MODULE
001elec_throt_cntlElect Throttle Cntl Mdl
UPC FNA
1217708112191065J1-
J2-
ETC_SIG2
1162
1274
ETC_REF2
(Page 3/4)
1273
ETC_RTN3
(Page 3/4)
(Page 3/4)
ETC_SIG3
1163
(Page 3/4)
ETC_REF3
1275(Page 3/4)
ETC_RTN1
1271
1161
ETC_SIG1
(Page 3/4)
1164
ETC_REF1
(Page 3/4)
(Page 3/4)
ETC_RTN2
1272
(Page 3/4)
CRUISE_SW41
397 CRUZ_ONCRUZ_SET84
PTO_SET PTO_ON
Electronic Throttle Control
K33021a_010_02
D-119PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PPS MODULE
L18 LB7/LLYL18 LB7/LLY
L18 LB7/LLY
Panel Set: 3
HARNESS
L18 LB7/LLYL18 LB7/LLY
L18 LB7/LLYL18 LB7LLY L18 LB7/LLY L18 LB7/LLY
NOTE:THIS PAGE IS FOR SEO BRKCLTCH
Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
ECM7- Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
ECM7-
ECM7-
JK
PPS 3
C
PPS 2
D
PPS 25V REFRTN
PPS 1
E
PPS 1
F G
PPS 15V REF 5V REF
PPS 3
750
BRN
ped_pos_sensorPedal Position Sensor
UPC FNA001
15318071
A
PPS 3RTNRTN
PPS 2
B
.
TXL0.35
1274
BRKCLTCH
=&L18/KUP&SEO
7.
TXL0.35
1271
BRKCLTCH
=&L18/KUP&SEO
507
=&L18/KUP&SEO
BRKCLTCH
1164
0.35 TXL
.WHT/BLK 50
TAN
010134
k33021asheet1schematic $IVEDWORK/k33021a__010
8:47:25 am
Monday, September 9, 2002&L18/JF4/KUP03 XCK EAU
ELECTRONIC THROTTLE CONTROL1 CKMCEPROD
3
8A-Page -7ECM
ENG CONTROLS
20D
ECM7-Page 8A-20D
ENG CONTROLS
50
BLU DK.
TXL0.35
1161
BRKCLTCH
=&L18/KUP&SEO
7 1275
0.35 TXL
.YEL/BLK
507
=&L18/KUP&SEO
BRKCLTCH
50
PPL1162
0.35 TXL
.BLU LT
507
=&L18/KUP&SEO
BRKCLTCH
.GRA
507
=&L18/KUP&SEO
BRKCLTCH
1273
.
TXL0.35
1272
BRKCLTCH
=&L18/KUP&SEO
7 750
GRN DK.
TXL0.35
1163
BRKCLTCH
=&L18/KUP&SEO
0.35 TXL
BRKCLTCH
1271
0.35 TXL
.
7
=&LB7/LLY&SEO
BRKCLTCH
1274
0.35 TXL
.TAN
50
BRN50
7
=&LB7/LLY&SEO
WHT/BLK.
TXL0.35
1164
BRKCLTCH
=&LB7/LLY&SEO
750
TXL0.35
1275
7
=&LB7/LLY&SEO
BRKCLTCH
1161
0.35 TXL
.BLU DK
50TXL
.GRN DK
507
BRKCLTCH
=&LB7/LLY&SEO
750
YEL/BLK.1273
BRKCLTCH
=&LB7/LLY&SEO
750
GRA.
TXL0.35
=&LB7/LLY&SEO
BRKCLTCH
1163
0.35
0.35
1162
PPL50
7
=&LB7/LLY&SEO
BRKCLTCH
1272
0.35 TXL
.
ENG CONTROLS
20D8A-Page -7ECM
BRKCLTCH
=&LB7/LLY&SEO
750
BLU LT.
TXL
ETC_REF1
(Page 2) (Page 2)
ETC_RTN2 ETC_SIG2
(Page 2) (Page 2)
ETC_REF2 ETC_RTN3
(Page 2) (Page 2)
ETC_SIG3 ETC_REF3
(Page 2)
ETC_SIG1
(Page 2)(Page 2)
ETC_RTN1
1163
1275 PPS_REF31164 PPS_REF1
PPS_RTN21272
1162 PPS_SIG2
PPS_REF21274
1273 PPS_RTN3
PPS_SIG3
1271 PPS_RTN1
PPS_SIG11161
Electronic Throttle Control
K33021a_010_03
D-120PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 4
NOTE:THIS PAGE IS FOR ETCJPRHARNESS
CKMCE1ELECTRONIC THROTTLE CONTROLCK EAU X03 &L18/JF4/KUP
Monday, September 9, 2002
8:47:25 am
$IVEDWORK/k33021a__010schematic sheet1
k33021a134
0104
PROD
PPS MODULE
LB7/LLYL18 LB7/LLYL18 LB7/LLY
L18 LB7/LLYL18 LB7/LLY L18 LB7/LLY L18 LB7/LLY
L18 LB7/LLYL18 LB7/LLY
L18
1275
0.35 TXL
.YEL/BLK
507
=&LB7/LLY-SEO
ETCJPR
50
PPL
1162
0.35 TXL
.BLU LT
507
=&LB7/LLY-SEO
ETCJPR
.GRA
507
=&LB7/LLY-SEO
ETCJPR
1273
.
TXL0.35
1272
ETCJPR
=&LB7/LLY-SEO
7
0.35 TXL
=&LB7/LLY-SEO
ECM7-Page 8A-20D
ENG CONTROLS
750
GRN DK.
TXL0.35
1163
ETCJPR
ENG CONTROLS
20D8A-Page -7ECM
ECM7-Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
ECM7-Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
ECM7-Page 8A-20D
ENG CONTROLS
ENG CONTROLS
20D8A-Page -7ECM
ECM7-Page 8A-20D
ENG CONTROLS
DE
PPS 1RTN
F
PPS 15V REFPPS 1
G J
PPS 35V REF
PPS 3
K
15318071
001FNAUPC
Pedal Position Sensorped_pos_sensorRTN
PPS 3
AB
PPS 2RTN
PPS 2
C
5V REFPPS 2
.TAN
50BRN50
7
=&L18/KUP-SEO
ETCJPR
1271
0.35 TXL
.
TXL0.35
1164
ETCJPR
=&L18/KUP-SEO
750
7
=&L18/KUP-SEO
ETCJPR
1274
0.35 TXL7
=&L18/KUP-SEO
ETCJPR
1161
0.35 TXL
.BLU DK
50 WHT/BLK.
0.35
1162
ETCJPR
=&L18/KUP-SEO
750
YEL/BLK.
TXL0.35
1275
1272
0.35 TXL
.
ETCJPR
=&L18/KUP-SEO
750
BLU LT.
TXL 750
GRA.
TXL0.35
PPL50
7
=&L18/KUP-SEO
ETCJPR
=&L18/KUP-SEO
ETCJPR
1163
0.35 TXL
.GRN DK
5071273
ETCJPR
=&L18/KUP-SEO
0.35
1271
ETCJPR
=&LB7/LLY-SEO
750
BRN
50
TAN.
TXL0.35
1274
ETCJPR
=&LB7/LLY-SEO
7
.
TXL50
7
=&LB7/LLY-SEO
ETCJPR
1164
0.35 TXL
.WHT/BLK
50
BLU DK.
TXL0.35
1161
ETCJPR
=&LB7/LLY-SEO
7
PPS_REF11164 PPS_REF31275
1163 PPS_SIG31274 PPS_REF2
PPS_RTN11271
1161 PPS_SIG1
(Page 2)
ETC_RTN3ETC_REF2
(Page 2)
1272 PPS_RTN2
PPS_SIG21162 1273
ETC_SIG3
(Page 2)
ETC_RTN1
(Page 2) (Page 2)
ETC_REF1
(Page 2)
ETC_SIG2ETC_RTN2
(Page 2) (Page 2)
ETC_REF3
(Page 2)
ETC_SIG1
PPS_RTN3
Electronic Throttle Control
K33021a_010_04
D-121PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
87
Primary Fuel Rly
465 440
120
ENG
CHASSIS
12088567
3086
PRIME
85
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
MF:250E:40
&L18/LM7/LQ4/LQ9/LR4/LU3&EVA#&L18/LM7/LQ4/LQ9/LR4/LU3-NQZ-EVA
Panel Set: 1
&NQZ-EVA
J2-A7
J3-F1
UPCubec_120Blk Asm - Ubec Fuel Pump Rly
1219390612193916
001FNA
.470BLK
507
&EVA
CHASSIS
ENGINE CONTROLS
20A/B/C8A-Page -9/15/12Pcm
0.5 GXL
.470BLK
507
&03/43/53/706&NQZ-EVA
CHASSIS
0.5 GXL
0.5 GXL
.470BLK
507
=&03/43/53/706&L18/LM7/LQ4/LQ9/LR4/LU3&EVA-T89#&03/43/53/706&L18/LM7/LQ4/LQ9/LR4/LU3-EVA-NQZ-T89
CHASSIS
GND DIST
14A8A-Page -4Gnd Zone #21
CHASSIS
=&03/43/53/706&L18/LM7/LQ4/LQ9/LR4/LU3&EVA-T89#&03/43/53/706&L18/LM7/LQ4/LQ9/LR4/LU3-EVA-NQZ-T89
750
BLK470.
GXL0.5
&03/43/53-NQZ
CHASSIS
SA470
PPL50
7
ENG
0.5 GXL
.470BLK
507
750
PPL1589.
GXL0.5
0.5 TXL
.1589
CHASSIS
&03/43/53/706
ENGINE12M GT 150 28015373547
K
Pcm9/15/12-Page 8A-20A/B/C
ENGINE CONTROLS
FLVL
A
PWR
B
GND
C
RTN
D
1.0 GXL
.120GRA
5019
&03/43/53/706
CHASSIS
001
12160482
FNAUPCeau_fpmp_ePrim Fuel/Pump Asm
Pcm9/15/12-Page 8A-20A/B/C
ENGINE CONTROLS
ENGINE CONTROLS
20A/B/C8A-Page -9/15/12Pcm
CHASSIS12F GT 150 28015373533
K
-Page 8A-10A
POWER DIST
20A
Pcm B(Ubec)4
GND DISTGnd Zone #5
17-Page 8A-14A
FUEL SNDR/PUMP (03/43/53/706&GAS ENGINES)CK EAU X03
Wednesday, April 3, 2002
9:33:30 am
$IVEDWORK/k33022e__005schematic sheet1 50
005k33022e&L18/LM7/LQ4/LQ9/LR4/LU3-T89
1
PROD CKMC031
.2150BLK
5019
&03/43/53/706
CHASSIS
120
SEC_RLY
(Page 2)
465 PRIM_FRLY
440 FPMP_RLY
FPRLY_GND550
1.0 GXL
FLVL_PRIM
FPMP_GND
FUEL_VREFRFUEL_EVA
(Page 2)
SEC_FRTN
Fuel Sender/Pump: Gas Engines (03/43/53/706)
K33022e_005_01
D-122PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
MF:250E:40
507
&03/43/53-NQZ
CHASSIS
Panel Set: 2
50
GRN LT1058.
GXL0.80.5 GXL
.1465TAN
Pcm - Sec Fuel RlyENGINE CONTROLS
20A/B/C8A-Page -9/15
CHASSIS
&03/43/53-NQZ
7
&03/43/53-NQZ
CHASSIS
12F GT 150 280CHASSISB
0.5 GXL
.439PNK
507
0.5 TXL
.1465TAN
507
&03/43/53-NQZ
ENG
15373533
CHASSIS
&03/43/53-NQZ
750
GRA120.
GXL0.8
ENGINE12M GT 150 28015373547
H
0.5 GXL
.1936BLU DK
507
&03/43/53-NQZ
CHASSIS
B
PWR
C
GND
D
RTN
2PCMI (Uh Bec)
15A
POWER DIST
10A8A-Page -
Sec Fuel/Pump Asmeau_fpmp_eUPC FNA
12160482
001
A
FLVL
ENGINEB
2
PROD CKMC031FUEL SNDR/PUMP (03/43/53/706&GAS ENGINES)CK EAU X03 &L18/LM7/LQ4/LQ9/LR4/LU3-T89
Wednesday, April 3, 2002
9:33:30 am
$IVEDWORK/k33022e__005schematic sheet1k33022e
50
005
750
BLU DK1936.
TXL0.5
1537354712M GT 150 280
ENG
&03/43/53-NQZ
8A-Page -4Gnd Zone #21
GND DIST
Pcm9/15-Page 8A-20A/B/C
ENGINE CONTROLS
14A
15373533H
85
86 87
CHASSIS12F GT 150 280
Sec Fuel Relaysec_fuel_rlyUPC FNA 12129716
001
30
SEC_RLY
(Page 1)
FLVL_SEC
SEC_PUMP
470
SEC_FRTN
(Page 1)
SEC_GND12150
SEC_FRLY1
Fuel Sender/Pump: Gas Engines (03/43/53/706)
K33022e_005_02
D-123PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
87
Primary Fuel Rly
465 440
120
ENG
CHASSIS
12088567
3086
PRIME
85
MF:250E:40
-EVA&EVA
Panel Set: 1
.
GXL0.5
.120GRA
5019
CHASSIS
CHASSIS7
50
PPL1589
0.5 GXL
.470BLK
507
&EVA
CHASSIS
1.0 GXL
GXL0.5
0.5 GXL
.470BLK
507
-EVA
CHASSIS
&EVA
CHASSIS
SA470
CHASSIS
&EVA
750
BLK470.
2
RTN
3
GND
4
FLVL0.5 GXL
.470BLK
507
ENG
Prim Fuel/Pump Asmeau_fpmp_fUPC FNA
15324862
001
1
PWR
15373533K
0.5 TXL
.1589PPL
507
-9Pcm Pcm
9-Page 8A- 20B
ENGINE CONTROLS
CHASSIS12F GT 150 280
001FNAUPC
ubec_120Blk Asm - Ubec Fuel Pump Rly
1219390612193916
J2-A7
J3-F1
ENGINE CONTROLS
20B8A-PagePcm
15-Page 8A- 20B
ENGINE CONTROLS
20A
Pcm B(Ubec)4
ENGINE CONTROLS
20B8A-Page -15Pcm
1.0 GXL
.2150BLK
5019
CHASSIS
-Page 8A-10A
POWER DIST
PROD Graeme Dobbs CKMC031FUEL SNDR/PUMP (L59 ENGINES)CK EAU X03 &L59
Wednesday, April 3, 2002
10:15:37 am
$IVEDWORK/k33022f__005schematic sheet1
k33022f36
005
GND DISTGnd Zone #5
17-Page 8A-14A
12M GT 150 28015373547
K
14A8A-Page -4Gnd Zone #21
GND DIST
1
465 PRIM_FRLY
FLVL_PRIM
FPMP_GND
FUEL_EVA FUEL_VREFRFPMP_RLY440
550 FPRLY_GND
ENGINE
Fuel Sender/Pump: Gas Engines (L59)
K33022f_005_01
D-124PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
MF:250E:40
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
87
Primary Fuel Rly
465 440
120
ENG
CHASSIS
12088567
3086
PRIME
85
2150.
GXL1.0
&L18&EVA#&L18-NQZ-EVA &NQZ-EVA
Panel Set: 1
001
A
GND
B
FLVL
C
RTN
D
PWR
CHASSIS
&906/36
1950
BLK
Prim Fuel/Pump Asmeau_fpmp_gUPC FNA
15326631
GND DISTGnd Zone #21
4-Page 8A-14A
50
BLK470.
GXL0.5
CHASSIS
&EVA
750
BLK470.
BLKGXL0.5
CHASSIS
&906/36-NQZ
7
=&L18/LM7/LQ4/LQ9/LR4/LU3&906/36&EVA-T89#&L18/LM7/LQ4/LQ9/LR4/LU3&906/36-NQZ-EVA-T89
CHASSIS
507
&906/36&NQZ-EVA
CHASSIS
0.5 GXL
.470BLK
507
750
BLK470.
GXL0.5
0.5 GXL
.470
SA470
CHASSIS
=&L18/LM7/LQ4/LQ9/LR4/LU3&906/36&EVA-T89#&L18/LM7/LQ4/LQ9/LR4/LU3&906/36-NQZ-EVA-T89
0.5 GXL
.1589PPL
507
&906/36
CHASSIS
Pcm9/15/12-Page 8A-20A/B/C
ENG CONTROLS
14A8A-Page -17Gnd Zone #5
GND DIST
ENG CONTROLS
20A/B/C8A-Page -9/15/12Fuel Tank Sensor
GXL1.0
1537354712M GT 150 280ENGINEK
CHASSIS
&906/36
1950
GRA120.
FNA001
J2-A7
J3-F1
Pcm9/15/12-Page 8A- 20A/B/C
ENGINE CONTROLS
1 CKMC03PROD1
1219391612193906
Blk Asm - Ubec Fuel Pump Rlyubec_120UPC
00536
k33022gsheet1schematic $IVEDWORK/k33022g__005
9:41:09 am
Wednesday, April 3, 2002&L18/LM7/LQ4/LQ9/LR4/LU3-T8903 XCK EAU
FUEL SNDR/PUMP (906/36&GAS ENGINES)
ENG7
50
PPL1589.
TXL0.5
1537353312F GT 150 280CHASSISK
20A/B/C8A-Page -9/15/12Pcm
FUEL_EVA FUEL_VREFR
440 FPMP_RLY
550 FPRLY_GND
4Pcm B(Ubec)
20A
POWER DIST
10A8A-Page -
ENGINE CONTROLS
PRIM_FRLY465 FLVL_PRIM
FPMP_GND
(Page 2)
SEC_RLY
120
(Page 2)
SEC_FRTN
Fuel Sender/Pump: Gas Engines (906/36)
K33022g_005_01
D-125PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
MF:250E:40
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 2
CHASSIS
&906/36-NQZ
750
TAN1465.
GXL0.5 0.8 GXL
.1058GRN LT
507
&906/36-NQZ
CHASSIS
12M GT 150 28015373547
B
9/15-Page 8A-20A/B
ENGINE CONTROLSPcm - Sec Fuel Rly
750
PNK439.
GXL0.5
ENGINE
0.5
CHASSIS12F GT 150 28015373533
B
CHASSIS
&906/36-NQZ
GRA50
7
&906/36-NQZ
CHASSIS
ENG
&906/36-NQZ
750
TAN1465.
TXL
H
0.8 GXL
.120
1537354712M GT 150 280ENGINE
1537353312F GT 150 280CHASSISH
-Page 8A-10A
POWER DIST
15A
PCMI (Uh Bec)2
0.5CHASSIS
&906/36-NQZ
750
BLU DK1936.
GXL
00536
k33022gsheet1schematic $IVEDWORK/k33022g__005
9:41:09 am
Wednesday, April 3, 2002&L18/LM7/LQ4/LQ9/LR4/LU3-T8903 XCK EAU
FUEL SNDR/PUMP (906/36&GAS ENGINES)1 CKMC03PROD
2
.1936BLU DK
507
&906/36-NQZ
ENG0.5 TXL
85
86 87
GND DISTGnd Zone #21
4-Page 8A-14A
001
12129716 FNAUPCsec_fuel_rlySec Fuel Relay
30
C
PWR
D
ENGINE CONTROLS
20A/B8A-Page -9/15Pcm
001
15326631
FNAUPCeau_fpmp_gSec Fuel/Pump Asm
GND
A
FLVL
B
RTN
SEC_FRTN
(Page 1)
SEC_RLY
FLVL_SEC
SEC_PUMP
2150 SEC_GND2
SEC_FRLY1
470(Page 1)
Fuel Sender/Pump: Gas Engines (906/36)
K33022g_005_02
D-126PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
E:40F:250
E:40F:250
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
87
Primary Fuel Rly
465 440
120
ENG
CHASSIS
12088567
3086
PRIME
85
GND
FUEL/PUMP PRIME
-NQZ
(TOP HOUSING)
-NQZ&NQZ
Panel Set: 1
Ecm B(Ubec)
20A
POWER DIST
10B8A-Page -
12059450
001FNAUPC
Transfer Fuel Pumpfuel_pump_dsl
A
PWR
B
14A8A-Page -4Gnd Zone #21
GND DIST
SB470
2
.470BLK
507
-NQZ
CHASSIS
Ecm9-Page 8A-20D
ENGINE CONTROLS
CHASSIS
-NQZ
1950
BLK2150.
GXL1.0
0.5 GXL
1.0 GXL
.120GRA
5019
-NQZ
CHASSIS
Gnd Zone #517-Page 8A-14A
ENGINE CONTROLS
20D8A-Page -9Ecm-Sender Rtn
001FNAUPC
ubec_120Blk Asm - Ubec Fuel Pump Rly
1219390612193916
J2-A7
J3-F1
GND DIST
1
PROD CKMC031FUEL SNDR/PUMP (DIESEL ENGINES)CK EAU X03 &LB7
Wednesday, April 3, 2002
9:31:06 am
$IVEDWORK/k33022b__008schematic sheet1
k33022b114
008
GXL0.5
ENGINE CONTROLS
20D8A-Page -9Ecm
CHASSIS
&NQZ
750
BLK470.
K
K
0.5 TXL
.1589PPL
507
ENG
UPC FNA001
Prim Fuel Sender-Dsl
12160563
fuel_sndr
A
FLVL
RTN
D
50
BLU DK1936.
TXL0.5
Ecm9-Page 8A-20D
ENGINE CONTROLS
7
-NQZ
CHASSIS0.5 GXL
.1936BLU DK
50
ENG7
H
50
BLK470.
GXL0.5CHASSIS
-NQZ
7
CHASSIS12F GT 150 28015373533
J
ENGINE12M GT 150 28015373547
H
12F GT 150 280CHASISSJ
1537354712M GT 150 280ENGINE
15373533
750
PPL1589.
GXL0.5
fuel_sndr
12160563
Sec Fuel Sender-Dsl
001FNAUPC
FLVL
A
D
RTN
CHASSIS
FPRLY_GND550
440 FPMP_RLY
CHASSIS
-NQZ
750
BLK470.
GXL0.5
470 FLVL_RTN1
FPMP_GND
465 PRIM_FRLYFLVL_SECFLVL_PRIM
Fuel Sender/Pump: Diesel Engines
K33022b_008_01
D-127PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 1
G
B GPTOJMPR10M M/P 150 SLD12045808
J
.2522YEL
507
PTOJMPR0.8 TXL
PTO PROVISIONS(L18/LB7)CK EAU X03 &PTO
Friday, October 19, 2001
8:13:42 am
$IVEDWORK/k33023a__006schematic sheet1
k33023a78
0061
BETA CKMC031
TXL0.8 0.35 TXL
.2522YEL
507
ENG
BLK50
7
PTOJMPR
ENG7
50
YEL2522.
0.8 TXL
.550
C
ENG
003
2522
Blunt Cut
UPC FNAbluntcut
A
bluntcutFNAUPC
Blunt Cut
2561
003
A
0.35 TXL
.488GRN LT
507
003
488
Blunt Cut
UPC FNAbluntcut
A
UPC FNA
12129716
30
85
86
87
pto_rly 001Relay Asm-PTO
C
B
ENG CNTLS
20A/D8A-Page -12Pcm/Ecm
Blunt Cut
84
003bluntcutFNA
A
0.5 TXL
.2522YEL
507
&M74
ENG
D
ENG CNTLS
20A/D8A-Page -12Pcm/Ecm
UPC
H
D H
7
PTOJMPR
GND DISTGnd Zone #5
2-Page 8A-14A
TXL0.8PTOJMPR
70.8 TXL
.488GRN LT
50
ENG7
50
GRN LT488.
TXL0.35
50
BLU DK84.
0.8 TXL
.2561WHT
507
ENG
Pcm/Ecm12-Page 8A-20A/D
ENGINE CONTROLS
15A
Bat-Fog Lp(Uh)5/3
0.8 TXL
.84BLU DK
507
ENG
SA2522
-Page 8A-10A/B
POWER DIST
bluntcutFNAUPC
Blunt Cut
494
003
ABlunt Cut
UPC FNAbluntcut 003
550
A
2561.
TXL0.8
0.8 TXL
.488GRN LT
507
ENG
750
BLU LT494.
TXL0.8PTOJMPR
750
WHT
J
PTOJMPR
ALLISON TRANS
278A-Page -1Tcm
ENGINE10F M/P 150 SLD12177081
Pcm/Ecm12-Page 8A-20A/D
ENG CNTLS
SA488
494 PTO_ENG_DIS
550 PTO_GND
PTO_ENABLE488
(Page 2)
SW_FBCKSW_ENAB
(Page 2)
PTO_ENGAGE2562PTO_RLY3440
(Page 2)
PTO_SWTCM_PTOFDBK 2522 PTO_FDBK
Power Take Off Provisions (L18/LB7)
K33023a_006_01
D-128PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
SET BKLTDIM
FDBKRELAY
ILL
UM
ON
/OF
F
LOGIC
GND
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP0.35
Panel Set: 2
6F GT 150ENGINEC
TWP
.2409BRN
50
EIP6M GT 15015326833
E
15326829
84BLU DK
507
IP0.35
ENGINE6F GT 15015326829
TWP
.
Etc/Pcm2/12/6-Page 8A-21A/20A/D
ETC/ENG CNTLS
Gnd Zone #1815-Page 8A- 14
ETC/ENG CNTLS
21A/20A/D8A-Page -2/12/6Etc/Pcm
DIMMING CNTL
117A8A-Page -1230 Mbec
GND DIST
.84BLU DK
507
IP0.35 TXL
15326833
A
EXTERIOR LIGHTING
110A/B8A-Page -1Int Prk Fuse (Ubec)
IP6M GT 150
GRA397.
TWP
750
BLU DK84.
TWP
0.35IP
750
Etc/Ecm2/12/6-Page 8A-21A/20A/D
ETC/ENG CNTLS
0.35IP
12/10Ign3-Cruise(Lbec)
10A
POWER DIST
10A/B8A-Page -
A
B
C
D E F
G H
pto_sw 002Sw Asm-PTO
UPC FNA
12186098.
TXL0.35IP
750
GRN LT488
SA84
7
IP0.35
2
BETA CKMC031PTO PROVISIONS(L18/LB7)CK EAU X03 &PTO
Friday, October 19, 2001
8:13:42 am
$IVEDWORK/k33023a__006schematic sheet1
k33023a78
006
TXL
.2522YEL
50
BRN50
7
IP0.35 TWP
.41
Etc/Ecm2/12/6-Page 8A-21A/20A/D
ETC/ENG CNTLS
153268336M GT 150IPC
SA397
IP0.35
15326829A
TWP
.397GRA
507
PTO_ON
1050 PTOSW_GND
(Page 1)
SW_FBCK
2522
PTO_DIM
ENGINE6F GT 150
230 PTO_BKLT
CRUZ_ON
(Page 1)
SW_ENAB
488397
84
PTO_SW
(Page 1)
CRUZ_SET PTO_SET84
CRUISEMDL_PTO
Power Take Off Provisions (L18/LB7)
K33023a_006_02
D-129PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
V12A V12B IGN_FM J1939
&LB7&M74 &L18&M74
Panel Set: 1
&LB7&M74
PART#PCMTRANS
020-2
POA TISSPAGE 8A-
027-1
M74
0.35ENG
&L18/LB7
750
YEL2470.
TXL
ENGINE OUTPUT SPEED SNSR
HI
J4-A
ENG SPD
LO
J4-B
TRANS OUTPUT SPEED SNSR
HI
J1-A
TOSS
LO
J1-B
TURBINE SPEED SENSOR
J2-A
HI
J2-B
LO
TURS
.822GRN LT/BLK
50
Page -1
GND DISTGnd Zone #4
1-Page 8A-14A
7
&L18/LB7
ENG0.5 TXL
Pto StatusPTO
23A8A-8A-Page -1Gnd Zone #4
GND DIST
0.5ENG
&L18/LB7
750
BLU DK/WHT1231.
TXL
Tcc Brake
1
PROD CKMC031LCT TRANSMISSION (&L18/LB7&M74)CK EAU X03 &M74
Friday, July 19, 2002
12:11:04 pm
$IVEDWORK/k33027a__007schematic sheet1
k33027a123
007
14A
11-Page 8A-20A/D
SERIAL DATA LINK
55A8A-Page -1Class 2
2-Page 8A-44C
BRAKES ENGINE CNTRLSPRNDLA
TXL
.1020PNK
507
&L18
ENG0.8
-Page 8A-10A/B
POWER DIST
20A
Pcm B (Uh Bec)4/2
RED/BLK50
7
&L18/LB7
ENG0.5 TXL
.1230
Pcm/Ecm 2-Page 8A-20A/D
ENGINE CNTRLSCan Link
4-Page 8A-20D
ENGINE CNTRLS
IDH3
PRNDLPENGINE CNTRLS
20A/D8A-Page -11
PRNDL A
J2-5
IDH3PRNDL B
J2-6
IDH3PRNDL C
J2-7
IDH3PRNDL P
J2-8
HI
J2-15
TRANS OUTPUT SPEEDLO
J2-16J2-17
HITRANS INPUT SPEEDLO
J2-18
HI
J2-13
TURB SPEEDLO
J2-14
J1-5 J1-6
PTOSTATUS
SERV BRKSTATUS
J1-7
PTOAUTO NTRL
J1-8
GPI4
J1-9
BATT
J1-3 J1-30
J1850 DATA LINKCLASS II
SHIELD
J1-31
LO
J1-32
IGN0
J1-4
GND
HI
J1-27
J1-28
GNDANALOG
HI
J1-29
IGN0
J1-2
LO
J1-18
REPLICATED TOSS
GPI6IDH3E
RETARDENABLE
J1-12
GPI7IDH3E
GPI8ABS
J1-13
IDH3E
J1-14
GPI9IDH3E
LCT TCM
J1-1
GND
SEC SHIFTSCHEDULE
J1-10
RANGEINHIBIT
J1-11
12/12
Pcm/EcmENGINE CNTRLS
20A/D8A-Page -11/2
ENGINE CNTRLS
20D8A-Page -4Can Link
Page -5
12/12Ign0 (Lh Bec)
10A
POWER DIST
10A/B8A-Page -
-Page 8A-10A/B
POWER DIST
10A
Ign0 (Lh Bec)
.2467WHT
507
&L18
ENG0.5
PcmENGINE CNTRLS
20A8A- 11
50
ORN440.
TXL0.8ENG
&L18/LB7
7
TXL
PRNDLBENGINE CNTRLS
20A/D8A-Page -
PPL/WHT50
7
&L18/LB7
ENG0.5 TXL
.821
ENG
&L18/LB7
7
50
ORN1983.
TXL0.5ENG
&L18/LB7
7
50
BLU LT1984.
TXL0.5
TRNSPWR1
1020 TRNSPWR2
-Page 8A- 20A/D
ENGINE CNTRLSPRNDLC
11
TCM_P776
TCM_C773
TCM_B772
TCM_A771420 TCC_BRK
CANLO23622361 CANHITCM_BAT 400 REP_TOSSHI
CL2_TCM
TCM_GND1451
451 TCM_GND2
TCM_PTOFDBK2522 UNMAN_TORQ
4WD_LO1694
LCT Transmission (L18/LB7/M74)
K33027a_007_01
D-130PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
V12A IGN_FMV12BIGN_FM
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
&L18 &L18 &L18/LB7
Panel Set: 2
&L18/LB7
ENG0.8 TXL
.418BRN
507
J3-M
SOL A
J3-N
FORCE MOTOR 1
J3-P
SOL B
J3-S J3-T
TRANS ID
J3-W
SOL E
J3-G
SUMP TEMP
J3-H
SENSORSOL FLOCKUP
J3-J J3-K
REV
PRESSURE SWITCH MANIFOLD
J3-L
FORCE MOTOR 1
J3-B
SOL D
J3-C J3-D
C
J3-E
E
J3-F
D
J3-A
SOL C
1535936615359366
FNAUPC
Allison Transeau_m74lct 003
J4- 15359366J3-J2-J1-
12186609
4/2-Page 8A- 20A/D
ENGINE CNTRLSPcm/Ecm
0.5 TXL
.1227YEL/BLK
507
&L18/LB7
0.5 TXL
.1226RED
507
&L18/LB7
ENG ENG
ENG
&L18/LB7
7
&L18/LB7
750
GRN LT/BLK2529.
TXL0.5ENG
7
&L18/LB7
ENG0.5 TXL
.1224
50
BLU DK1225.
TXL0.5
PNK50
&L18/LB7
750
GRN DK/WHT2528.
ENG0.8 TXL
.1223YEL/BLK
507
&L18/LB7
TXL0.8ENG
.
0.8 TXL
.323BRN
507
&L18/LB7
ENG
PPL50
7
TXL0.8ENG
&L18/LB7
750
BLU LT/WHT1229
750
BLK2762.
TXL0.5ENG
&L18/LB7
ENG0.8 TXL
.2471
50
BRN/WHT2469.
TXL0.8ENG
&L18/LB7
7
&L18/LB7
TXL0.8ENG
PNK/BLK50
7
&L18/LB7
ENG0.8 TXL
.2468
&L18/LB7
750
ORN/WHT2527.
PROD2
007123
k33027asheet1schematic $IVEDWORK/k33027a__007
12:11:04 pm
Friday, July 19, 2002&M7403 XCK EAU
LCT TRANSMISSION (&L18/LB7&M74)1 CKMC03
20A8A-Page -44-Page 8A-20A
ENGINE CNTRLSPcm - L18 Pcm - L18
ENGINE CNTRLS
J2-9
TPS SIGIALLC
REVPSM
J2-4
E SW
J2-28
GNDF SW
J2-29
PSM E
J2-3
J2-30
J2-31 J2-32
LO
J2-24
FM BHI LO
FM B
J2-25
GNDC SW
J2-26 J2-27
D SWGND GND
V5B
PSM D
J2-2
GNDANALOG
J2-20
I/OTRANS
J2-21
HIFM A
J2-22
FM A
J2-23
J2-19
PSM C
J2-1
TEMPSUMP
J2-10
TEMPRETARD
J2-11
J1-24
GPO6CHECKTRANS
J1-25J1-20
GPO2 INDRANGE
J1-21
REQTORQ
J1-22 J1-23
GPO5
J1-15
RETARDERREQUEST
IALLCMANAGED
TORQ
J1-16 J1-17
V5A
J1-19
GPO1
J2-
Trans Control Moduleeau_m74tcmUPC FNA
001
15393766J1-15393765
LCT TCM
7
&L18/LB7
ENG0.8 TXL
.1228RED/BLK
50
&L18/LB7
750
GRN LT1222.
TXL0.8ENG
TORQ_REQ_TCM463 MIL_REQ464 TORQ_MAN_TCM 2466
LCT Transmission (L18/LB7/M74)
K33027a_007_02
D-131PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
V12A V12B IGN_FM
J1939
=&L18#&LLY
=&L18#
&LLY
&LLY&M74
=&L18#&LLY
=&L18# =&L18#&LLY
=&L18&M74#
=&L18#&LLY&LLY
=&L18&M74#&LLY&M74
=&L18&M74#&LLY&M74
020-2
POA TISSPAGE 8A-
027-1
M74
PART#
Panel Set: 1
=&L18&M74#&LLY&M74
TRANS
=&L18&M74#&LLY&M74
&LLY=&L18#&LLY
=&L18#&LLY
=&L18#
PCM
=&L18#&LLY
PcmENGINE CNTRLS
20A8A-Page -6
7
TXL
.2467WHT
507
&L18
ENG0.5
ENGINE CNTRLS
20A/D8A-Page -11
50
ORN440.
TXL0.8ENG
PRNDLB
TXL
.821PPL/WHT
507
ENG0.550
ORN1983.
TXL0.5ENG
7
50
BLU LT1984.
TXL0.5ENG
7
J4-A
HI
ENGINE OUTPUT SPEED SNSR
J4-B
LO
ENG SPD
-Page 8A- 20A/D
ENGINE CNTRLSPRNDLC
11
LO
TOSS
HI
J2-A
TURBINE SPEED SENSOR
J2-B
TURS
LO
J1-A
HI
TRANS OUTPUT SPEED SNSR
J1-B
0.35ENG
750
YEL2470.
TXL
7
ENG0.5 TXL
.822GRN LT/BLK
50
Pto StatusPTO
23A8A-Page -1
GND DISTGnd Zone #4
1-Page 8A-14A
50
BLU DK/WHT1231.
TXL
&M74
Wednesday, August 27, 2003
3:07:24 pm
$IVEDWORK/k43027a__004schematic sheet1
k43027a22
004
14A8A-Page -1Gnd Zone #4
GND DIST
0.5ENG
7
1-Page 8A-44C
BRAKESTcc Brake
3of1
PROD CKMCE1LCT TRANSMISSION (&L18/LLY&M74)CK EAU X04
ENGINE CNTRLSPRNDLA
11-Page 8A-20A/D
SERIAL DATA LINK
55A8A-Page -1Class 2
7
&L18
ENG0.8
-Page 8A-10A/B
POWER DIST
20A
Pcm B/Ecm B (Uh Bec)4/2
TXL
.1020PNK
50
Can Link4-Page 8A-20D
ENGINE CNTRLSPcm/Ecm
2-Page 8A-20A/D
ENGINE CNTRLS
11
0.5 TXL
.1230RED/BLK
507
ENG
J2-7
IDH3PRNDL P
J2-8
IDH3
PRNDLPENGINE CNTRLS
20A/D8A-Page -
PRNDL A
J2-5
IDH3PRNDL B
J2-6
IDH3PRNDL C
J2-14
HI
J2-15
TRANS OUTPUT SPEEDLO
J2-16J2-17
HITRANS INPUT SPEEDLO
J2-18
HI
J2-13
TURB SPEEDLO
J1-4
GND
J1-5 J1-6
PTOSTATUS
SERV BRKSTATUS
J1-7
PTOAUTO NTRL
J1-8
GPI4
J1-9
J1-29
BATT
J1-3 J1-30
J1850 DATA LINKCLASS II
SHIELD
J1-31
LO
J1-32
IGN016 PPR
J1-26
HI
J1-27
J1-28
GNDANALOG
HI LO
J1-18
REPLICATED TOSS
IGN0
J1-2
GPI6IDH3E
RETARDENABLE
J1-12
GPI7IDH3E
GPI8ABS
J1-13
IDH3E
J1-14
GPI9IDH3E
LCT TCM
J1-1
GND
SEC SHIFTSCHEDULE
J1-10
RANGEINHIBIT
J1-11
Pcm/EcmENGINE CNTRLS
20A/D8A-Page -11/2
ENGINE CNTRLS
20D8A-Page -4Can Link
14/12Ign0 (Lh Bec)
10A
POWER DIST
10A/B8A-Page -
-Page 8A-10A/B
POWER DIST
10A
Ign0 (Lh Bec)14/12
TRNSPWR1
1020 TRNSPWR2
TCM_P776
TCM_C773
TCM_B772
TCM_A771420 TCC_BRK
CANLO23622361 CANHITCM_BAT 400 REP_TOSSHI
CL2_TCM
TCM_GND1451
451 TCM_GND2
TCM_PTOFDBK2522 UNMAN_TORQ
4WD_LO1694
LCT Transmission (L18/LLY/M74)
K43027a_004_01
D-132PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
V12BV12A IGN_FMIGN_FM
=&L18#
Panel Set: 2
&L18 &L18 &LLY
RED/BLK50
7
ENG0.8 TXL
.1228
50
GRN LT1222.
TXL0.8ENG
7
1 CKMCEPROD2
ENG0.8 TXL
.2468
3of
00422
k43027asheet1schematic $IVEDWORK/k43027a__004
3:07:24 pm
Wednesday, August 27, 2003&M7404 XCK EAU
LCT TRANSMISSION (&L18/LLY&M74)
PNK/BLK50
7
SOL E(ON/OFF)
FORCE MOTOR 1
J3-P
SOL B (PCS)
J3-R
MAIN PRESS MODULATIONSOL G (PWM)
J3-S J3-T
TRANS ID
J3-W
SENSORSOL F (PWM)LOCKUP
J3-J J3-K
REV
PRESSURE SWITCH MANIFOLD
J3-L
FORCE MOTOR 1
J3-M
SOL A (PCS)
J3-N J3-C J3-D
C
J3-E
E
J3-F
D
J3-G
SUMP TEMP
J3-H
(ON/OFF)
J3-A
SOL C
J3-B
SOL D(ON/OFF)
J4- 15359366J3-J2-J1-
121866091535936615359366
FNAUPC
Allison Trans04_m74lct 003
BRN50
7
GRN DK/WHT50
7
ENG0.8 TXL
ENG0.8 TXL
.418
.2528
4/2-Page 8A- 20A/D
ENGINE CNTRLSPcm/Ecm
ENG0.5 TXL
.1227YEL/BLK
507
RED50
7
ENG
750
GRN LT/BLK2529.
TXL0.5ENG
0.5 TXL
.1226
50
BLU DK1225.
TXL0.5ENG
7
PNK50
7
ENG0.5 TXL
.1224
7 TXL0.8ENG
750
BLU DK1530..323
BRN50
7
ENG ENG0.8 TXL
.1223YEL/BLK
50TXL0.8
ENG7
50
BLU LT/WHT1229.
0.8 TXL 0.5ENG
ENG0.8 TXL
.2471PPL
507TXL0.8
ENG7
750
BLK2762.
TXL
ENG50
BRN/WHT2469.
750
ORN/WHT2527.
TXL0.8
Page 8A-20A
ENGINE CNTRLSPcm - L18 Pcm - L18
ENGINE CNTRLS
20A8A-Page -44-
J2-9
TPS SIGIALLC
J2-31 J2-32
REVPSM
J2-4
D SWGND GND
E SW
J2-28
GNDF SW
J2-29
PSM E
J2-3J2-30
MODULATIONPRESSUREMAIN
J2-22
FM A
J2-23
LO
J2-24
FM BHI LO
FM B
J2-25
GNDC SW
J2-26 J2-27
V5BTPS
PSM D
J2-2
GNDANALOG
J2-20
I/OTRANS
J2-21
HIFM A
J2-19
PSM C
J2-1
TEMPSUMP
J2-10
TEMPRETARD
J2-11
J1-24
GPO6CHECKTRANS
J1-25J1-20
GPO2 INDRANGE
J1-21
REQTORQ
J1-22 J1-23
GPO5
J1-15
RETARDERREQUEST
IALLCMANAGED
TORQ
J1-16 J1-17
V5A
J1-19
GPO1 J2-
Trans Control Module04_m74tcmUPC FNA
001
15393766J1-15393765
LCT TCM
TORQ_REQ_TCM463 MIL_REQ464 TORQ_MAN_TCM 2466
LCT Transmission (L18/LLY/M74)
K43027a_004_02
D-133PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
SA1433
1433
IP ENG ENG ENG1433 1433 625 6
12193614
87
86
85
30
Start Rly
M
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PAGE 8A-POA NSBU SW
GEN3L18
BTSI
Panel Set: 1
030-1PART #
&5X7
PART #START 30-1
PAGE 8A-POA CLUTCH SW
WRECKER PACKAGEAUX BATTERY
PCM/ECM 20-4BRAKE 44-2
138-1START
L18 GEN3&LU3&L59
1533620912M GT 150/280IPC
J2-D11J2-D12J2-F11
12191457
Ring Term-Wrecker Pack
UPC FNA12191457 002
A
B
002Blk Asm - Ubec Starter Rlyubec_625UPC FNA
1219390612193905
J1-A11
002
02965719
Ring Term - Gen3 Starter02965719UPC FNA
A
BPNK
507
&M30/M32/M74/MN8/MT1
ENG0.35 TXL
.639
BATPOS
=&L59/LM7/LQ4/LQ9/LR4/LU3-8Y9
19250
13IGN1-IGNE (UH)
10A
POWER DIST
10A/B8A-Page -
1533620512F GT 150/280BRKCLTCHC
RED1.
SGX32.0
0.35IP
=&MG5/ML6/MW3-JF4
750
PNK639
TWP
.
00601113296Motor Starter V8
6Y 2 0050A
B
B_CASE
S
S_CASE
15326159FNAUPC
Ring Terminal Starter
15326159
002
A
B
D
1750A12E
Man Cltch Sw-Btm Of Trvlcltch_sw_btm 001
12064860
C
Pcm - Cltch/Ntrl Start SwENGINE CNTRL
20A8A-Page -4
PageStarter Case
3-8A-14B
GND DIST
13.0 STT
.2RED
5075
&TP2/8B0
BATPOS
Aux/Dual Relay1-Page 8A- 17A
AUX/DUAL BATTERY
TWP
.1433GRN DK
507
=&MG5/ML6/MW3-JF4
BRKCLTCH0.35
.
TWP
639PNK
507
=&MG5/ML6/MW3-JF4
BRKCLTCH0.35
ENG0.35 TXL
.1433GRN DK
507
&MG5/ML6/MW3
WRECKER PACKAGE
110C8A-Page -1Aux Bat
BRKCLTCH12F GT 150/28015336205
B
Ring Term-Aux Bat
12191457A
B
-Page 8A-10A/B
POWER DIST
10A
IGN1-IGNE (UH)13
50192
=&L18
BATPOS32.0 SIL
.1RED
00212191457FNAUPC
3/2Batt Ign A
40A
POWER DIST
10A/B8A-Page -
ENGINE CNTRL
208A-Page -5Pcm - Stat Sol Rly
TXL3.0ENG
TWP
.1433GRN DK
507
=&MG5/ML6/MW3-JF4
IP0.35
=&L59/LM7/LQ4/LQ9/LR4/LU3
1950
PPL6.
2:38:59 pm
Thursday, August 8, 2002&L18/L59/LM7/LQ4/LQ9/LR4/LU303 XCK EAU
STARTING & CHARGING (GAS)1 CKMC03PROD
1
&M30/M32/M74/MN8/MT1
750
GRN DK1433.
TXL0.35ENG
009264
k33030asheet1schematic $IVEDWORK/k33030a__009
ENG3.0 ETFE
.6PPL
5019
=&L18
B
15354670FNAUPC
Ring Term - L18 Starter
15354670
002A
IP12M GT 150/28015336209
B
UPC
NSBU-Start Sweau_nsbu_sw 001
FNA
12129840J2-
J2-E
J2-G
RLY_BAT142
CLUTCH_MAN
(Page 2)
BAT_POS
AUX_BAT12
CLTCH_NTRL
AUX_BAT2
DUAL_BATT1
(PAGE 3)
STARTER_GND
625 START_RLY
NSBU_AUTO
Starting and Charging: Gas
K33030a_009_01
D-134PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
DRIVER
FIELDPHASE
CS130FIELD (ROTOR)
STATOR LAMP
AC SENSE
TURN ON INPUT
DC SENSE
G3 ~
-
+
GEN3&L59
-LU3 &LU3
&9L4
GEN W/O SBAGEN W/SBA
Panel Set: 2
5019
&9L4
BATNEG5.0
L18&LU3
TXL
.50BLK
Page -1SEO Relay Fuse Center
ACSRYJPR
120658632M M/P 480
A
001
12103965
Ring Term - Gen 3
UPC FNA12103965
MOBILE RADIO
155A8A-
7
-SBA
ENG ENG
&SBA
750
GRA23.
TXL0.80.8 TXL
.23GRA
50
8.0 FUSELINK
.1RED
5037
=&L59/LM7/LQ4/LQ9/LR4
BATPOS
ENGINE CONTROLS
20A/B/C8A-Page -4Pcm
001
15355066
gener_lftermGenerator Asm
6Y 1 0050A
A BBAT C
CASE
D
Ring Term-QS4Bat12146365
A
B
00215336662FNAUPC
Ring Terminal - Junct Blk Ctr Strip
15336662A
B
mega_125a 001QS4M - Megafuse-125A
UPC FNA
125AMPS
A
B
002
12146365FNA UPC
0.8
2:38:59 pm
Thursday, August 8, 2002&L18/L59/LM7/LQ4/LQ9/LR4/LU303 XCK EAU
STARTING & CHARGING (GAS)1 CKMC03PROD
2
ENG
-SBA
750
BRN25.
TXL
A
009264
k33030asheet1schematic $IVEDWORK/k33030a__009
12052613
BATNEG2F M/P 480
50
BLK
8A-Page -5Gnd Zone #1
GND DIST
14A
650.
SGX32.0BATNEG
=&LU3
192
19250
RED1.
SGX32.0BATPOS
003
A
B
650
POWER DIST
10A/B8A-Page -2/1Uhbec
12146366
Ring Terminal-L18/LU3
UPC FNA12146366
0034200A12A
pe058080Block Asm-Bat Pos Cbl Junct
A
BLK50
192
=-LU3
BATNEG32.0 SGX
.
GND DIST
Page 8A-20A/B/C
ENGINE CONTROLS
14A8A-Page -3Gnd Zone #6 LU3 Bat Neg
Pcm4-
8.0BATNEG
1950
BLK150.
TXL
50
RED1.
FUSELINK8.0
19.0 STX
.1RED
50113
=&L18/LU3
BATPOS
BATPOS
=&L18/LU3
37
3-Page 8A-45A
FOUR WHEEL STEERINGQS4 Module
P
N
12103501
Ring Term - Junct Blk
UPC FNA12103501 002
A
B
00312191460FNAUPC
Ring Term - Uhbec
12191460
A
B N-12129465P- 12129465
FNAUPCbatt1Prim Battery 1
001
&SBA
ENG
GND DIST
14A8A- -3Case Gnd
Page
0.8 TXL
.25BRN
507
Ring Term - QS4M Megafuse
UPC FNA12146365 002
A
B
BATPOS13.0 STX
.1RED
5075
=&L59/LM7/LQ4/LQ9/LR4/LU3&NYS
12146365
19.0 STX
.1RED
50113
BATPOS
GND DISTGnd Zone #6
3-Page 8A-14A
SB001
SGX
.1RED
50192
=&LM7/L59&8Y9
(Page 3)
LTERM
ALT_FTERM
FTERM
(Page 3)
BATPOS32.0
BAT_PWR1
BAT_GEN
(Page 3)
SEORLY_GND50
1042 QS4_BAT
(PAGE 3)
DUAL_BATT2
BAT_ZONE6BAT_ZONE1
LU3_NEG
BAT_POS
(Page 1)1
ALT_GND
ALT_LTERM
Starting and Charging: Gas
K33030a_009_02
D-135PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
-
+
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
DRIVER
FIELDPHASE
CS130FIELD (ROTOR)
STATOR LAMP
AC SENSE
TURN ON INPUT
DC SENSE
G3 ~
Panel Set: 3
32.0 SGX
.750BLK
50192
=&LM7/L59&8Y9
N
=&LM7/L59&8Y9
19250
RED1.
SGX32.0BATPOS
BATNEG
00315358800FNAUPC
Ring Term-Starter 2
15358800
A
B
N-12146466P-12146466
FNAUPCbatt2Prim Battery 2
001
P
14A8A-Page -3Gnd Zone #7
GND DIST
3
PROD CKMC031STARTING & CHARGING (GAS)CK EAU X03 &L18/L59/LM7/LQ4/LQ9/LR4/LU3
Thursday, August 8, 2002
2:38:59 pm
$IVEDWORK/k33030a__009schematic sheet1
k33030a264
009
14A
GND DIST
0.5 TXL
.5668BRN
507
&SBA
ENG
PageCase Gnd
3-8A-
C
CASE
D
SBA Mdl1-Page 8A-44D
SUPPLEMENTAL BRAKE ASSIST
001
12186568
gener_sbaGenerator Asm-W/SBA
6Y 1 0050A
A BBAT
BAT_ZONE7
BAT_GEN
(Page 2)
ALT_GND
ENG_ON
25
LTERM
(Page 2)
23
FTERM
(Page 2)
(PAGE 1)
DUAL_BATT1
DUAL_BATT2
(PAGE 2)1
Starting and Charging: Gas
K33030a_009_03
D-136PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M
-
+
SA1433
1433
IP ENG ENG ENG1433 1433 625 6
12193614
87
86
85
30
Start Rly
44-1
PART #
PART #
PAGE 8A-POA NSBU SW
30-1PAGE 8A-
POA CLUTCH SW
PCM/ECM
POWER DIST
10A/B8A-Page -
20-1BRAKE
030-1
START
Panel Set: 1
&5X7
START
Page -1Aux Bat
12191457
Ring Term - Wrecker Pack
UPC FNA12191457 002
A
B
13IGN1-IGNE (Uh Bec)
10A
WRECKER PACKAGE
110C8A-
ENGINE CNTRL
208A-Page -5Ecm - Stat Sol Rly
IP12M GT 150/28015336209
B
.
TWP0.35IP
=&MG5/ML6/MW3-JF4
750
PNK639
1.
SGX32.0BATASM
19250
RED
FNA
12129840J2-
J2-E
J2-G
3/2Batt Ign A
40A
POWER DIST
10A/B8A-Page -
12064860
001cltch_sw_btmMan Cltch Sw-Btm Of Trvl
12E 1750A
C
D
UPC
NSBU-Start Sweau_nsbu_sw 001 00601113296
Motor Starter V8
6Y 2 0050A
B
B_CASE
S
S_CASE
IP0.35
IPC
TWP
.1433GRN DK
507
=&MG5/ML6/MW3-JF4
1533620912M GT 150/280
SGX32.0BATASM
19250
B
BRKCLTCH12F GT 150/28015336205
B
BLK750.
BRKCLTCH
=&MG5/ML6/MW3-JF4
750
GRN DK1433.
TWP
001UPC02965721Ring Term-Starter 1
02965721FNA
A
009173
k33030bsheet1schematic $IVEDWORK/k33030b__009
12:18:01 pm
Thursday, August 1, 2002&LB703 XCK EAU
START & CHARGE (DIESEL-DUAL GEN)1 CKMC03PROD
1
0.35
&M74
750
GRN DK1433.
TXL0.35ENG
12193905
J1-A11 J2-D11J2-D12J2-F11
-Page 8A- 10A/B
POWER DIST
10A
IGN1-IGNE (Uh Bec)13
002Blk Asm - Ubec Starter Rlyubec_625UPC FNA
12193906
14B8A- -3PageStarter Case
GND DIST
8A-14B
50192
BATASM32.0 SGX
.1RED
GND DISTGnd Zone #7
3-Page
ENG0.35 TXL
.639PNK
507
&M7412F GT 150/280BRKCLTCHC
001Prim Battery 2batt2UPC FNA
12146466P-12146466N-
P
N
15336205
15358800 003
A
B
TWP
.639PNK
507
=&MG5/ML6/MW3-JF4
BRKCLTCH0.35
1950
PPL6.
TXL5.0ENG
15358800
Ring Term-Starter 2
UPC FNA
2 AUX_BAT1
RLY_BAT142
(Page 2)
SEC_BAT
STARTER_GND
CLUTCH_MAN NSBU_AUTO
START_RLY625
BAT_ZONE7
Starting and Charging: Diesel-Dual Gen
K33030b_009_01
D-137PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
-
+
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
DRIVER
FIELD PHASE
CS130FIELD (ROTOR)
STATORLAMP
AC SENSE
TURN ON INPUT
DC SENSE
G3 ~
DRIVER
FIELDPHASE
CS130FIELD (ROTOR)
STATOR LAMP
AC SENSE
TURN ON INPUT
DC SENSE
G3 ~
Panel Set: 1
DUAL GEN
SINGLE 105A GENSINGLE 150A GENDUAL 105A GEN
K64:K65:
RPO LEGEND:
SINGLE GEN
K68:
&9L4
&YF2/8X5
SAME CONFIG AS K65SEO:
150BLK
14A8A-Page -5Gnd Zone #1
GND DIST
5019
BATASM8.0 TXL
.
GND DISTGnd Zone #6
3-Page 8A-14A
TXL
2M M/P 48012065863
ACSRYJPRA
5.0BATASM
&9L4
1950
BLK50.
12103501FNAUPC
Ring Term-Junct Blk Sinle Gen
12103501
002
A
B
0034200A12A
pe058080Block Asm-Bat Pos Cbl Junct
A
004
12146366
Ring Term - Dual Gen
UPC FNA12146366
A
B
12146745
Ring Term-Junct Blk Dual Gen
UPC FNA12146745 003
A
B
FUSELINK
.1RED
5037
&K65/8X5
BATASM8.0
32.0BATASM
19250
RED1.
SGX
B12191460
Ring Term - Uhbec
UPC FNA12191460 003
A
-Page 8A- 20D
ENGINE CNTRL
50
RED1.
FUSELINK8.0
SB001
Ecm6
1.
FUSELINK8.0BATASM
&K68/KG4
3750
RED
BATASM
&K65/8X5
37
.23GRA
507
ENG
113
BATASM19.0 STX
.1RED
50
0.8 TXL
50
BRN25.
TWP0.8
PageCase GndGND DIST
14A8A- -3
ENG7
50
RED1.
STX19.0
ENGINE CNTRLS
20D8A-Page -6Ecm
BATASM
&K65/K68/KG4/8X5
75
BBAT C
CASE
D
ENGINE CNTRLS
20D8A-Page -6Ecm
BATC
CASE
D
001
15355066
gener_lftermGenerator Asm
6Y 1 0050A
A
001
12186566
gener_l2termGenerator Asm - Dual
6Y 1 0050A
AB
009173
k33030bsheet1schematic $IVEDWORK/k33030b__009
12:18:01 pm
Thursday, August 1, 2002&LB703 XCK EAU
START & CHARGE (DIESEL-DUAL GEN)1 CKMC03PROD
2
2F M/P 480BATNEG
12052613
A
1Uhbec
POWER DIST
10B8A-Page
SEO Relay Fuse Center1-Page 8A-155A
MOBILE RADIO
12146366FNAUPC
Ring Terminal - LB7 gen
12146366
004
A
B
-
001Prim Battery 1batt1UPC FNA
12129465P-12129465N-
P
N
B
19250
BLK650.
SGX32.0
15336662
Ring Term - Junct Blk Ctr Strip
UPC FNA15336662 002
A
LB7_FTERM
BATASM
1
SEC_BAT
(Page 1)
2524 ALT_L2TERM
ALT_GND
50 SEORLY_GND
LB7_LTERM
BAT_ZONE1650 BAT_ZONE6
BAT_PWR1
Starting and Charging: Diesel-Dual Gen
K33030b_009_02
D-138PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
CRUISE
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
PAGE 8A-
110-4WIPER 091-1
034-1
047-1
26062266
HORN
Panel Set: 1
152-1STEERWHL
POA STRG COL
TRNHZ
010-1SIR
040-1IGN
CRUISE
STRG WHL - HIRES SNSRHires Pos Snsr
1-Page 8A- 45B
BRN50
7
IP0.35
007118
k33034asheet1schematic $IVEDWORK/k33034a__007
8:52:54 am
Tuesday, March 26, 2002&K3403 XCK EAU
CRUISE CONTROL1 CKMC03PROD
1
TXL
.41
IP
NE
UT
RA
L
ON
OF
F
STRG Col Asm - Cruise Cntrl Sw004
15417597
FNAUPC
eau_cruise_sw
B1B10
B18
B32
GRA397.
TXL
0.35 TXL
.87GRA/BLK
507
IP7
50
BLU DK84.
TXL 0.35IP
750
110A/B
EXTERIOR LIGHTS
1532608516M GT 150 280ENGINEA
0.35
BRAKES
44A/B/C8A-Page -5/2/2VSES/Abs
Vehicle Stop (Ubec - 1320)2-Page 8A-
TXL
.396BLU LT/BLK
507
IP0.35
Page 8A- 20C
ENGINE CONTROLS
0.5IP
750
BLU LT1320.
TXL
IPA
GND DISTMbec 1851
11-Page 8A-14A
Mbec - 8175-
10A
Pcm/Ecm4-Page 8A- 20C
ENGINE CONTROLS
1532608416F GT 150 280
IGN
G
BRAKELAMP
SPARE
H J
CRUISEENGAGE/DIS
VSS
K
POWER DIST
10A/B8A-Page -12/10IGN3-Cruise (LH Bec)
ON/OFF
A
(SENSE)SET
B
COAST
C
RESUMEACCEL
D
BRAKE
E
GND
F
-Page 8A-10A/B
POWER DIST
10A
Cruise (LH Bec)12/10
001
12177081
FNAUPC
cruise_cntl_modMod Asm - Cruise Control
BRK_FD
1851 CRUISE_GND
CRUISE_ENG396
CRUISE_SW41
817 CRUZ_4KPPM
CRUISEMDL_PTO
41 HIRES_PWR
BRK_CLTCH379
Cruise Control
K33034a_007_01
D-139PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 1
14A8A-Page -7Gnd Zone #10
GND DIST
3 4 5 6 7 8
9
1
10111213141516
2
IP0.35
Class 2SERIAL DATA LINK
55A8A-Page -1
16f M/P 150 Data Link Conn.
FNAUPCdata_link_conn
12110250
001
14A8A-Page -10Gnd Zone #18
GND DIST
TWP
.1132PPL
507
CKMC031DATA LINK CONNECTOR (DLC)CK EAU X03
Tuesday, October 23, 2001
2:39:16 pm
$IVEDWORK/k33050a__005schematic sheet1
k33050a47
005
3/2Bat - Cigar (Uh Bec)
15A
POWER DIST
10A/B8A-Page -
DLC_GND21050
DLC_GND11851
DLC_PWR640
CL2_DLC
1
BETA
Serial Data: Data Link Connector (DLC)
K33050a_005_01
D-140PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP
LFDOOR
1046
IP
IP
1045
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP
RFDOOR
1047
&L18/LB7&M74
06/36#43/53&NYS03/43/53-NYS
Panel Set: 1
1219390612194035
J1-E5
J3-JBlk Asm - Mbec Cl2 (INFO/IP)mbec_1045 001UPC FNA
1219390512194035
J1-B1
J9-B
IP0.35
Blk Asm - DDMlbec_1046 001UPC FNA
(HSD/LSD)
J2-22253A-A3
PDM
TWP
.1047TAN
507
1-Page 8A- 27
LCT TRANSMISSIONTcm Mod
2218.
TWP0.35IP
&03/43/53-NYS
750
BLU DK/WHT
7
-Y91
IP0.35 TWP
.1045PNK
50
IP
&L18/LB7&M74
750
YEL2470.
TXL0.35
HVAC
65A/68A8A-Page -1Hvac Mdl
INFOJMPR0.35
TWP
.1037GRN LT
507
IP0.35
507
=&06/36#&43/53&NY
IP0.35
TWP
.1045PNK
507
&06/36/43/U1S/U42/U2K/U2L/UE1-Y91
TWP
.2218BLU DK/WHT
81A8A-Page -1Ipc
.
TWP0.35IP
&Y91
750
PNK1045
IP CLUSTER
TWP
.1133GRN DK/WHT
507
&NP1/NP8/NR4
IP0.35
TWP
.1128BLU DK
507
&03/43/53-NYS
BODY0.35
15305132
A
0.35BODY
&43/53&NYS
750
BLU DK1128.
TWP
H
J
K
LM
16M GT 280BODY
15305291
Datalink Class 2 - IP002splsvr_cl2_ip
AB C
DE FG
Passkey Snsr1-Page 8A-133A
THEFT DETERRENT
UPC FNA
22M GT MXDBODY
15317322
B5
TXL
.2567GRA
507
&NYS
IP0.35
0.35 TWP
.1046BRN
507
&YE9
IP
BODY0.35
Dsm1-Page 8A-140A
SEATS
(HSD/LSD)
J2-22254A-1
DDM
507
&43/53&AG2&NYS
BODY0.35 TWP
.1048BRN/WHT
507
&03/43/53&AG2-NYS
TWP
.2218BLU DK/WHT
507
&06/36
BODY0.35
TWP
.1048BRN/WHT
Radio Mdl
Qs4 ModFOUR WHL STRG
45A8A-Page -3
1-Page 8A-150A/B/C
INFOTAINMENT-PREMIUM
03 XCK EAU
SIR
47B8A-Page -1Sdm (PU)
SERIAL DATA LINK (CLASS II)1 CKMCEPROD
1 Monday, September 9, 2002009
254
k33055asheet1schematic $IVEDWORK/k33055a__009
2:56:24 pm
DLC
50A8A-Page -1Dlc
15305133A
1531732522F GT MXDIPB5IP
16F GT 2801540149512193922
J1-7B
J7-B
16F GT 150 280IP
15326084R
50
PPL1807.
TWP0.35IP
&T89
7
Blk Asm-Rbec PDM Cl2rbec_1047 00112H FNA
ENGINER
ENG16M GT 150 28015326085
H
1532608516M GT 150 280
ABS/VSES
448A-Page -2
TWP0.35LFDOOR
15326084
IP16F GT 150 280H
Brakes1/1-Page 8A-38A/C
TRANSF CASE CNTLAtc Mod
&YE9
750
BRN1046.
TBC
(WUR)CLASS 2-1
251A-4 J2-B12
Pcm/EcmENGINE CONTROLS
20A/B/C/D8A-Page -8/12/8/8
TWP
.1038WHT
507
IP0.35
50
GRN DK1049.
TXL
0.35 TWP
.1047TAN
50
&YE9
7
RFDOOR
0.35IP
7
IP_STAR
(Page 4)
CL2_PKEY
1132 CL2_DLC
BODY_STAR
(Page 2)
(Page 1)
DSM_4353
1048
DSM_4353
(Page 1)
SDM_CL2_PUDSM_CL2_PU
CL2_BRK1122
(Page 3)
INFO_STAR
CL2_RDIO1044
CL2_TCM2470CL2_HVAC
DDM_CL2
1036 CL2_IPC
CL2_ENG1049 CL2_ATC CL2_QS4
PDM_CL2
TBC_CL2
Serial Data: Serial Data Link (Class II)
K33055a_009_01
D-141PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Z55
Panel Set: 2
&06/36&AG2
POWER SEATS
140A8A-Page -1Dsm
RIDE CONTROL
438A-Page -1Rtd Mdl
1-Page 8A- 69
AUX RR HVACRr Ecc Mdl Sdm (UT)
SIR
47A/B8A-Page -1
D
EF
UPC FNA
12191910
Datalink Class 2 - Body001splsvr_cl2_body
A
B
C
03 XCK EAU
SERIAL DATA LINK (CLASS II)1 CKMCEPROD
2 Monday, September 9, 2002009
254
k33055asheet1schematic $IVEDWORK/k33055a__009
2:56:24 pm
BODY
&06/36
750
BLU DK1128.
TWP0.35
1048 DSM_CL2_UT
SDM_CL2_UT2289 CL2_RRECC
2218
BODY_STAR
(Page 1)
1126 CL2_RTD
Serial Data: Serial Data Link (Class II)
K33055a_009_02
D-142PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
-Y91
Panel Set: 3
&U2L/U2K
-Y91
INFOTAINMENT - RSE
88A8A-Page -1Rse Mdl
M
E FG H
J
K
L
splsvr_cl2_info 003Datalink Class 2 - Info/Ip
FNAUPC
12176461
AB C
D
INFOTAINMENT-PREMIUM
150B8A-Page -3RSA Mdl
TWP
.2288BLU LT
507
&06/36/43&UQ7-Y91
INFOJMPR0.35
Onstar MdlONSTAR
85A/C8A-Page -1
Page -1Dab/Sdars Module
DAB/SDARS
87A8A-
0.5INFOJMPR
&U42-Y91
750
GRN LT/BLK1098.
TWP
k33055a254
009Monday, September 9, 20023
PROD CKMCE1SERIAL DATA LINK (CLASS II)CK EAU X03
2:56:24 pm
$IVEDWORK/k33055a__009schematic sheet1
CL2_INFORSE
1045
INFO_STAR
(Page 1)
CL2_INFODAB2271
CL2_INFONST1127
CL2_INFORSA
Serial Data: Serial Data Link (Class II)
K33055a_009_03
D-143PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&Y91
&U2L/U2K
&Y91
Panel Set: 4
750
GRN LT/BLK.
TWP
1098
0.35IP
&U42&Y91
RSA Mdl3-Page 8A-150B/C
INFOTAINMENT-PREMIUM
0.35IP
&Y91
750
BLU LT2288.
TWP
4
PROD CKMCE1SERIAL DATA LINK (CLASS II)CK EAU X03
Monday, September 9, 2002
2:56:24 pm
$IVEDWORK/k33055a__009schematic sheet1
k33055a254
009
750
TAN5072.
TWP
Dab/Sdars Module1-Page 8A- 87B
DAB/SDARS
0.8IP
&U1S&Y91
Page -1Rse Mdl
INFOTAINMENT
88B8A-
K
LM AB C
DE FG H
J
12176461
UPC FNA
Datalink Class 2 - 12Way-IP003splsvr_ip_cl2
-1Remote CDX
REMOTE CD PLAYER
153B8A-Page
1-Page 8A-85B/D
ONSTAROnstar Mdl
INFOTAINMENT-PREMIUMBose Amp
5-Page 8A-150C
2272
TWP
.BLU DK
507
&Y91
IP0.35
1045
IP_STAR
(Page 1)
CL2_IPONST1127
2271 CL2_IPDABCL2_CDXCL2_IPRSA CL2_IPRSECL2_AMP
Serial Data: Serial Data Link (Class II)
K33055a_009_04
D-144PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LO
W A
IR
RIG
HT
TU
RN
IGN1
LO
W O
IL L
EV
EL
CH
AN
GE
OIL
DR
L/P
AR
K B
RK
LO
W C
OO
LA
NT
LE
FT
TU
RN
SE
RV
ICE
EN
G S
OO
N
RE
DU
CE
D E
NG
PW
R
CA
RG
O L
P O
N
SP
AR
E 1
HIG
H B
EA
M
RE
SE
T
ELECTRONICS
AIR
BA
G
CH
EC
K G
AU
GE
S
SP
AR
E 2
SE
AT
BE
LT
BR
AK
E
BA
TT
ER
Y
EN
G O
VE
RS
PE
ED
AB
S
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
POWER DIST
10A/B8A-Page -15/13IgnE (Uh Bec)
10A
POWER DIST
10A/B8A-Page -3/1Ipc/Dic Fuse (Uh Bec)
10A
17-Page 8A- 10A
POWER DIST
10A
SEO Ign Fuse
Trip1-Page 8A-152A
STEERING WHEEL CONTROLS
1327.
TWP
&YE9
IP0.35 TWP
.1816ORN
0.35IP
&YE9
750
YEL50
7
.
TWP0.35IP
750
BLU DK2115
50
BLU LT2114.
TWP0.35IP
7
B7
FUEL INFO
B8
UNUSED
B9
IGN1UNUSED
B2 B3
UNUSED
B4
DIC SELECTTRIP
B5
RE/SET
B6
HAZARD
A8
R TURN/L TURN/
B1
HAZARDUNUSED
B10 B11
BATT003cluster_ipc
IPC/DIC Cluster- Asm
UPC
12110088
FNA
8A-
110ALt Turn (Lh Bec)
3-
110A
EXTERIOR LIGHTINGRt Turn (Lh Bec)
3-Page
7
&YE9
IP0.35 TWP
.894BLU DK
50
Page 8A-
EXTERIOR LIGTHING
0.35IP
&YE9
750
GRN DK/WHT1358.
TWP
Dic Select-Page 8A-152A
STEERING WHEEL CONTROLS
1
2840.
TWP
RE/SET Sw1-Page 8A-152A
STEERING WHEEL CONTROLS
0.35IP
-8S8
750
ORN
IP
&8S8
750
ORN4540.
TWP0.5
8A-Page -
0.35 TWP
.739PNK
507
&8S8
IP
03
Tuesday, April 2, 2002
2:58:06 pm
$IVEDWORK/k33081a__008schematic sheet1
Fueling1-Page 8A-152A
STEERING WHEEL CONTROLS
8SEO B1 Fuse
15A
POWER DIST
10A
k33081a229
0082
PROD CKMC031INSTRUMENT PANEL CLUSTERCK EAU X
IPC_SEOIGN IPC_SEOB1
639 IPC_IGNE
DIC_SELECT
DIC_TRIP
DIC_PERS
DIC_FINFO
IPC_RTRN
IPC_LTRN IPC_PWR
Instrument Panel Cluster
K33081a_008_01
D-145PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&JF4-JF4
Panel Set: 3
12M GT 150/28015336209
IPJ
Case GndPage 9-8A-14A
GND DIST
TBC
251A/B-3 J4-A7
PARKBR(DI)
0.5 50
BLU LT1134.
TWP
12092133FNAUPC
Sw Asm - Park Brk Ind001park_brksw
A
IP
&JF4
70.35 50
BLU LT1134.
TWP
BRKCLTCH
&JF4
7
.1134BLU LT
500.5 7
-JF4
BRKCLTCH
0.35 7
-JF4
IP
TWP
TWP
.1134BLU LT
50
12F GT 150/28015336205
BRKCLTCHJ1530469218F GT MXDBRKCLTCHA3
1533646818M GT MXDIPA3
008229
k33081asheet1schematic $IVEDWORK/k33081a__008
2:58:06 pm
Tuesday, April 2, 200203 XCK EAU
INSTRUMENT PANEL CLUSTER1 CKMC03PROD
3
PRK_BRKSW
PBRK_GND
Instrument Panel Cluster
K33081a_008_02
D-146PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
FWDLP IP
1
711
1
311 1969
A 10A
12092079LO HDLP-RTB B B B
A
HI HDLP-LT
IP FWDLP FWDLP FWDLP
1346
HI HDLP-RT
10A
691
SA1346
1346
SB1346
HDLP Relay - Low
3086
85
1970
12088567
312
8587
712
30 86
HDLP Relay - High
1 1
SA1 SB1
691
12092079
A
691
LO HDLP-LT
10A 10A
12092079
1346
12092079
A
87
12088567
EXP DOM EXPDOM
Lh Hi Beam
FNAUPChigh_beam
12059183
A
B
Panel Set: 1
TBC
001
251A-3 J2-B1
POWER DIST
10A/B8A-Page -3/1Main Batt Bus
14A8A-Page -5Gnd Zone #1
GND DIST
.
TXL0.5
14A8A-Page -17Gnd Zone #5
GND DIST
001Lh Hi Beam
FNAUPCbeam_hi
12059181
A
B
FWDLP
&TR6
750
GRN DK/WHT711
FNA
Rh Hi Beam001
A
B
0.5 TXL
.311GRN LT/BLK
507
-TR6
FWDLP
GND DISTGnd Zone #1
5-Page 8A-14A
12059183
high_beamUPC
.711GRN DK/WHT
507
-TR6
FWDLP
1970.
TWP0.5
0.5 TXL
Main Batt Bus3/2-Page 8A-10A/B
POWER DIST
IP7
50
PNK/WHTTWP
.1969BLK/WHT
507
IP
251A-2TBC
J2-A4
12059181
beam_hiUPC FNA
Rh Hi Beam001
A
B
0.5
FWDLP
&TR6
750
GRN LT/BLK311.
TXL0.5
17Gnd Zone #5
GND DIST
12059181
lo_beamUPC FNA
Lh Low Beam001
A
B
14A8A-Page -14A8A-Page -5Gnd Zone #1
GND DIST
J1-B9J1-D3 J4-E2 J4-E3J4-F4J4-F5
Blk Asm - Ubec Headlampsubec_311 00112H 4676A
1219390512193914
GND DISTGnd Zone #5
17-Page 8A-14A
FWDLP
12059181
lo_beamUPC FNA
Rh Low Beam001
A
B
YEL712.
TXL0.5FWDLP
0.5 TXL
.312TAN/WHT
507
03 -Z75
Tuesday, January 21, 2003
1:15:23 pm
$IVEDWORK/k33100a__007schematic sheet1
k33100a187
007
750
2of1
PROD CKMCE1HEADLAMPS (NON Z75)CK EAU X
550 LHHI_GND1 150 RHHI_GND1LHHI_GND3550 RHHI_GND3150
HDLP_LOW HDLP_HIGH
TBC_LOWBM TBC_HIBM
LHLOW_GND1550150 RHLOW_GND1
Headlamps: Non Z75
K33100a_007_01
D-147PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATIONS
EL
EC
TB
EA
M
FT
P
POA HDLP SWPAGE 8A-100-2HDLP
STEERWHL
091-1
152-1
FTPHORN
PART#BTSI
117-3INTLTSDIM
100-2
PASSLOCK
CRUISE
040-1
138-1034-1
PAGE 8A-
WIPER110-4
IGN 010-1
TRNHZ
133-1SIR
114A/B-4/3
047-1
PART#
POA STRG COL
Panel Set: 2
PARK LAMP
J3-B2251A-2SWITCH
BEAM
J3-B9251A-3SELECT
251A-3 J4-A2
FTP
TWP
.11GRN LT
507
IP0.35
359.
TWP0.35
002
15417597
mult_ftp_bus1C 5D3050A
STRG COL-Multi-Function Sw
B16B17
IP
-T79
750
PPL
XCK EAU
HEADLAMPS (NON Z75)1 CKMCEPROD
2 2of
007187
k33100asheet1schematic $IVEDWORK/k33100a__007
1:15:23 pm
Tuesday, January 21, 2003-Z7503
DEFEAT251A-2 J3-A8
AHLDIS (DI)
308GRA/BLK
507
IP0.35 TWP
.
0.35IP
750
WHT103.
TWP
AH
L/D
RL
5
7
HE
AD
LA
MP
DR
L O
FF
8
9
15405512
Blk Asm-Hdlp Swhdlp_sw
UPC FNA 005
(SH
OW
N IN
OF
F)
2
PA
RK
-L
AM
P
3
AH
L/D
RL
4
DE
FE
AT
588.
TWP
0.35IP
750
YEL307.
TWP
J2-B8251A-3
0.35IP
750
GRN DK
Gnd Zone #18 (Mbec)11-Page 8A-14A
DRLOFF(WUF)
J2-B5251-3
TBC
GND DIST
0.35 50
PNK1348.
TWP
IP
7
251A-2 J4-A12
HEADLAMPSWITCH TBC
4/3-Page 8A-114A/B
INTERIOR LIGHTINGHeadlamp Sw
Page 8A-117A/B
DIMMING CNTL1382 Mbec
8/7-Page 8A-110A/B
EXTERIOR LIGHTINGMulti Function Sw
2-
1851 HDLP_GND1
HIBEAM_GND
TBC_HDLPON
1382 HDLP_DIM
1851 CTSYSW_GND
TBC_HIBMSELTBC_PRKLP TBC_FTPTBC_HDLP DRL_DFT
TBC_DRLOFF
Headlamps: Non Z75
K33100a_007_02
D-148PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
FWDLP IP
1
711
1
311 1969
A 10A
12092079LO HDLP-RTB B
A
HI HDLP-LTB B
IP FWDLP FWDLP FWDLP
1346
HI HDLP-RT
10A
691
SA1346
1346
SB1346
HDLP Relay - Low
3086
85
1970
12088567
312
8587
712
30 86
HDLP Relay - High
1 1
SA1 SB1
691
12092079
A
691
LO HDLP-LT
10A 10A
12092079
1346
12092079
A
87
12088567
&Z75
&TT6
110A-4
PART#
&TT6&Z75
&TT6
Z75-LH/RHDRL-LH/RH
100A-1102A-1
PAGE 8A-POA HDLP SW ASM
Panel Set: 1
Z75-LH/RH
&TT6
PRK/TRN/MKR-LH/RH110A-4
PRK/TRN/MKR-LH/RHDRL-LH/RH
100A-1102A-1
PAGE 8A-POA HDLP SW ASM
PART#
Main Batt Bus3/1-Page 8A-10A/B
POWER DIST
H
J
7
FWDLP
LOWHIGH
Hdlp Asm - Lhz75_hdlpUPC FNA 12065425
001
F
G
0.5 TXL
.711GRN DK/WHT
50
8A-Page -3/1Main Batt Bus
0.5 TWP
.1970PNK/WHT
507
IP
POWER DIST
10A/B
IP7
50
BLK/WHT1969.
TWP0.5
J2-A4TBC
251A-2
GND DISTGnd Zone #1
5-Page 8A-14A
TBCJ2-B1251A-3
hid_asm 002HID Asm-LT
UPC FNA
10757671
1
2 3
J4-E3J4-F4J4-F5
14A8A-Page -17Gnd Zone #5
GND DIST
Blk Asm - Ubec Headlampsubec_311 00112H 4676A
1219390512193914
J1-B9J1-D3 J4-E2
PROD1 2of
00558
k33100bsheet1schematic $IVEDWORK/k33100b__005
1:47:25 pm
Tuesday, January 21, 2003&Z7503 XCK EAU
HEADLAMPS (&Z75)1 CKMCE
Page 8A-10A-9
POWER DIST
20A
LH HID/EXP LP (Ubec)RH HID/EXP LP (Ubec)
20A
POWER DIST
Page 8A-10A-9
10757671
FNAUPC
HID Asm-RT002hid_asm
1
2 3
14A8A-Page -5Gnd Zone #1
GND DIST GND DISTGnd Zone #5
17-Page 8A-14A
.712YEL
507
=&TT6
FWDLPFWDLP
=&TT6
750
TAN/WHT312.
TWP0.8 0.8 TWP
TXL0.5
001
12065425
FNAUPC
z75_hdlpHdlp Asm - Rh
HIGH LOW
F
G
H
J
FWDLP7
50
GRN LT/BLK311.
HDLP_HIGH
550 LHID_GND
LHID_PWR3540
HDLP_LOW
LHHI_GND2550 150 RHHI_GND2RHID_GND150
3640 RHID_PWR
TBC_LOWBM TBC_HIBM
Headlamps: Z75
K33100b_005_01
D-149PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
SE
LE
CT
BE
AM
FT
P
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
INTLTSDIM
100-2
PASSLOCK
114A/B-4/3
047-1
BTSI
117-3
CRUISE
152-1
FTP
010-1
TRNHZ
133-1SIR
HORN
PART#
040-1
138-1034-1
PAGE 8A-
Panel Set: 2
POA HDLP SWPAGE 8A-
STEERWHL
091-1
PART#
POA STRG COL
WIPER110-4
IGN
100-2HDLP
0.35IP
750
GRN LT11.
TWP
0.35 TWP
.359PPL
507
-T79
IP
AHLDIS (DI)
J3-A8251A-2DEFEAT
750
GRA/BLK308.
TWP
SWITCH251A-2 J3-B2
PARK LAMP
0.35IP
.1348PNK
500.35 7
IP
1382 MbecDIMMING CNTL
117A/B8A-Page -2
TWP
0.35
TWP
.307YEL
507
IP0.35
251A-3 J2-B8
TWP
.588GRN DK
507
IP
TBCSWITCHHEADLAMP
J4-A12251A-2
TBC
251-3 J2-B5
OFF(WUF)DRL
14A8A-Page -10Gnd Zone #18 (Mbec)
GND DIST
TWP
.103WHT
507
IP0.35
1HEADLAMPS (&Z75)CK EAU X03 &Z75
Tuesday, January 21, 2003
1:47:25 pm
$IVEDWORK/k33100b__005schematic sheet1
k33100b58
005
8/7
Headlamp SwINTERIOR LIGHTING
114A/B8A-Page -4/3
2of2
PROD CKMCE
5
AH
L/D
RL
DE
FE
ATH
EA
DL
AM
P
7 8
DR
L O
FF
9
Multi Function SwEXTERIOR LIGHTING
110A/B8A-Page -
(SH
OW
N IN
OF
F)
005 FNAUPChdlp_sw
Blk Asm-Hdlp Sw
15405512
LA
MP
PA
RK
-
2
3
4
AH
L/D
RL
FTP
J4-A2251A-3
15417597
002
B16B17
SELECT251A-3 J3-B9
BEAM
STRG COL-Multi-Function Sw
3050A 1C 5Dmult_ftp_bus
CTSYSW_GND1851
HDLP_GND11851
TBC_HDLPON
HDLP_DIM1382
TBC_HIBMSELTBC_PRKLP TBC_FTP
HIBEAM_GND
TBC_HDLP DRL_DFT
TBC_DRLOFF
Headlamps: Z75
K33100b_005_02
D-150PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
W/O CJ2 W/O CJ2 W/CJ2
RIGHT SOLARSENSOR
W/CJ2
Panel Set: 1002
26
k33101asheet1schematic $IVEDWORK/k33101a__002
5:38:27 pm
Thursday, January 3, 200203 XCK EAU
AMBIENT LIGHT / SOLAR SENSOR1 CKMC03PROD
1
TBC
251B-4 J3-A5
AMBIENT
A
SENSOR
B
RTN
TWP
.278WHT
507
-CJ2
IP0.35
SENSOR
251A/B-3 J4-B7
SENSORLEFT SOLAR
J3-B5251B-4
002
12047662
FNAUPClight_snsrLight Sensor
LIGHT
GRA50
7
&CJ2
IP0.35
SENSOR251A/B-3 J3-A4
AMBIENT LIGHT
TBC
RETURN
&CJ2
750
BLU LT/BLK590.
TWP TWP
.1548
TWP
.279BLK
507
&CJ2
IP0.35 0.35
IP
RTNSENSOR
CD
AMBIENTLIGHT
0.35IP
&CJ2
750
WHT278.
TWP
279.
TWP
002
12064760
FNAUPClight_solar_senAmbient Light / Solar Sensor
A
L SOLARSENSOR SENSOR
R SOLAR
B
LTSOLSENS RTSOLSENS
0.35IP
-CJ2
750
BLK
TBC_AMBLT TBC_SNSRTN
Ambient Light / Solar Sensor
K33001a_007_01
D-151PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
4840
A 10A
12092079DRLB
1
87
DRL Relay
IP FWDLP
12088567
30
85
864840 4840
592 545
SA4840
PART#Z75-LHZ75-RH
100A-1
ESCALADE
W/O VYU
Panel Set: 1
W/O VYU SNOWPLOW
DRL-LH
SNOWPLOW
W/O VYU SNOWPLOW
ESCALADE
102A-1DRL-RH 102A-1
POA HDLP ASM SW
PRK/TRN/MKR-LH 110A-4
BASE & SNOWPLOW
BASE & SNOWPLOW
W/O VYU
102A-1
POA HDLP ASM SW
DRL-LH 102A-1DRL-RH
100A-1
PAGE 8A-
SNOWPLOW
PART#Z75-LHZ75-RH
100A-1100A-1
PAGE 8A-
PRK/TRN/MKR-LH 110A-4PRK/TRN/MKR-RH 110A-5
PRK/TRN/MKR-RH 110A-5
150.
TWP0.5FWDLP
=&36&VYU#-Z75-VYU-T65
750
BLK150.
TWP0.5FWDLP
&VYU-36
750
BLK
BLK50
7
&VYU-36
FWDLP
7M M/P 15015326755
H
0.5 TWP
.150
SNOPLW7F M/P 15012047938
HFWDLP50
FWDLP
&VYU-36
750
BLK150.
TWP0.5
Hdlp Asm - Drl - Rhdrl_lampUPC FNA 12065425
001
C
K
7
=&36&VYU#-Z75-VYU-T65
FWDLP0.5 TWP
.545BLU DK
BLU DK50
7
&Z75
FWDLP
001
12065425
FNAUPC
drl_lampHdlp Asm - Drl - Lh
C
K
8A-Page -6Gnd Zone#1 (150 Splice)
GND DIST
14A
0.5 TWP
.545
FWDLPG
FWDLP
=&36&VYU#-Z75-VYU-T65
750
BLU DK545.
TWP0.5
SNOPLWG
153267557M M/P 150
TWP0.5
120479387F M/P 150
BLU DK50
7
&VYU-36
FWDLP
FWDLP
&VYU-36
750
BLU DK545.
FWDLP7M M/P 15015326755
G
0.5 TWP
.545
545.
TWP0.5
SNOPLW7F M/P 15012047938
G
750
BLU DK545.
TWP0.5
FWDLP
&Z75
750
BLU DK 0.5 TWP
.545BLU DK
507
&VYU-36
FWDLP
FWDLP
&VYU-36
150.
TWP0.5FWDLP
&Z75
750
BLK
10A
DRL (Uh Bec)5/13
002
15354859
FNAUPC
drl_wedgeDRL Bulp - LH
A
DR
L
B
PO
S
G
TBC251A/B-3 J2-B4
-Page 8A-10A/B
POWER DIST
8A-14A
FWDLP
&Z75
750
BLK150.
TWP0.5
DRL Bulp - RHdrl_wedgeUPC FNA 15354859
002
A
DR
L
B
PO
S
G
GND DISTGnd Zone#1 (150 Splice)
6-Page
=&36&VYU#-Z75-VYU-T65
FWDLP
TWP
.592GRN LT/BLK
507
IP0.35
J4-B2
0.5 TWP
.150BLK
507
CKMCE1DRL (DOMESTIC/ MIDDLE EAST)CK EAU X03
Tuesday, September 24, 2002
11:19:44 am
$IVEDWORK/k33102a__008schematic sheet1
k33102a30
008
Blk Asm - Ubec DRL Feedubec_3240 00312H 4676A
1219390512193914
J1-E3
0.5 TWP
.150BLK
507
&VYU-36
FWDLP
1
PROD
7F M/P 150SNOPLWH
153267557M M/P 150FWDLPH
TBC_DRLRLY
LHDRL_GNDRHDRL_GND
U1A_U1B
12047938
Daytime Running Lights (Domestic / Middle East)
K33102a_008_01
D-152PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
86
8587
12088567
FRT FOG LP RLY
34 1317FWDLP IP
30
FWDLP
=&03/43&T96-T89#&53&T96-T89-Y91
750
PPL34.
TWP0.80.8 TWP
.34PPL
507
=&03/43&T96-T89#&53&T96-T89-Y91
FWDLP
B
GND DISTGnd Zone #1
6-Page 8A-14A
GND DISTGnd Zone #1
5-Page 8A-14A
12059183
high_beamUPC FNA
LF Fog Lamp - PU001
A
B
001RF Fog Lamp - PU
FNAUPChigh_beam
12059183
A Page -1
IP7
50
GRN DK/WHT1317.
TWP0.35
8A-Page -
FFOG/HZDLSD
TBC251A/B-3 J2-A5
Cargo/ Frt Fog Lp SwCARGO/REAR WIPER
92A8A-
J4-D6
Batt (Uh Bec)5/3-Page 8A-10A/B
POWER DIST
5/3Fog Lp (Uh)
15A
POWER DIST
10A/B
FNAUPCfog_lampRF Fog Lamp - UT
A
B
1219391412193905
4676A12H001ubec_3440
Blk Asm - Ubec Front Fog Lamp
J1-B3
A
B
0.8 TWP
.34PPL
507
=&06/36&T96-T89#&53&T96&Y91-T89
FWDLP
001
12020599
14A8A-Page -5Gnd Zone #1
GND DIST
LF Fog Lamp - UTfog_lampUPC FNA
12020599
001
FWDLP
=&06/36&T96-T89#&53&T96&Y91-T89
750
PPL34.
TWP0.8
$IVEDWORK/k33103a__008schematic sheet1
FRONT FOG LAMPk33103a
144
0081
PROD CKMC031CK EAU X03 -T89
Wednesday, July 31, 2002
9:58:40 am
1317
14A8A-Page -6Gnd Zone #1
GND DIST
FOG_BAT13440 FGLP_FUSE
LHFOG_GND1150 RHFOG_GND1150
TBC_FFOGLP
150 LHFOG_GND2 150 RHFOG_GND2
FFOG_RLY
Front Fog Lamp
K33103a_008_01
D-153PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
1080 2109 25092609
2309
RR PARKB12092079
2309 2409
A 15A
BTRLR PARKB12092079
A
B LR PARK
10A A 10A12092079
F PARK
10A
A 10A12092079INT PK/ RFMKR
SB256
256
256 256
IP CHASSIS
256256
12193614
87
86
85
30
256
1
2309
SA2309
12092078A
B
Parklamp Rly
CHASSIS CHASSIS FWDLP FWDLP IP
1
SA1
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IP
IP
2409
2409
Panel Set: 1
OTHER
W/PTO
CADILLAC
W/O SNOWPLOWW/ SNOWPLOW
OTHER
W/O PTO
CADILLAC
W/ SNOWPLOW W/O SNOWPLOW
SA2409
2409.
TWP0.35IP
&PTO
750
BRN
3-Page 8A- 47b
SIR (SDM)-PICKUPPSIR Defeat Sw
0.8 GXL
.2509BRN
507
CHASSIS
J3-B6 J3-C6J3-F6 J4-C1J4-C5
121939141219391612193905
FNAUPC002ubec_256
Blk Asm - Ubec Parklamps
J1-A12J1-F11
.
TWP0.8FWDLP
-Z75-VYU-T90-TR2
750
BRN2309
7
&Z75
FWDLP0.8 TWP
.2309BRN
50FWDLP
&VYU
750
BRN2309.
TWP0.8
&Z75
750
BRN2309.
TWP0.8FWDLP
SNOPLWB120479387F M/P 150
A FWDLP7M M/P 15015326755
PROD CKMC031EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)
0.8 TWP
.2309BRN
507
&VYU
FWDLP
CK EAU X03
4:02:56 pm
$IVEDWORK/k33110a__010schematic sheet1
k33110a14
010Wednesday, August 7, 20021
FWDLP
&VYU
750
BRN2309.
TWP0.8
SNOPLW7F M/P 15012047938
A
50
BRN2409.
TWP0.35IP
&C99
7
BRN2409.
TWP0.35IP
-PTO
750
Blk Asm - Mbec Park Lampsmbec_2409 001UPC FNA
12193905
J1-C10
J1-D10
7
IP0.35 TWP
.1080WHT
50
8A-119A/B
TRAILER WIRINGBlk Trailer Mbec
2/1-Page
.2309BRN
507
-Z75-VYU-T90-TR2
FWDLP0.8 TWP
CHASSIS7
50
BRN/WHT2609.
GXL0.8
0.8 TWP
.2309BRN
507
&VYU
FWDLP
POWER DIST
10A/B8A-Page -5/3Batt (Uh Bec)
J2-B2251A/B-2TBC
PARK(LSD)
TRAILER WIRING
119A/B8A-Page -1Inline
TWP
.2409BRN
507
&PTO
IP0.35
153267557M M/P 150FWDLPB
1-Page 8A-23A
PTOPTO Sw
(Page 10)
906_TAIL
2409
TRLR_STOP2
2409 PTO_DIM
2409
MRK_LP
(Page 8)
2109 TRLR_PRK
(Page 5)
RF_PKFD
23092309
LF_SDMKR
(Page 4)
PRKLP_BAT1
PSIR_DIM
LF_Z75
(Page 4) (Page 5)
RF_Z75LF_PKFD
(Page 4) (Page 5)
RF_SDMKR
PRKLP_RLY
TAIL_RRLP
(Page 6)(Page 6)
TAIL_LRLP
Exterior Lighting: Domestic / Middle East
K33110a_010_01
D-154PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
BODY1620
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
15A
1717
1620SA1620
SA17
12092078A
17 1320 1620
VEHICLE CHMSL
IP IP IP
10A12092079
BB
A
VEHICLE STOP
-
+
+
-
1320
IP
ENG CHASSIS
SA1320
1320
1320
16201620
HDLNRIP
CHMSLNEON
-JF4
110A-2
&JF4
CARGO_LP
BRAKE
PART#
CHMSL LP116-1
BRAKE110-2044-1
OR &LB7-NW7&L18/GEN3&NW7
&03/53/43
110-2PART#
BTSI 138-1044-1
POA ZAB SW
STOP LP
PAGE 8A-
PAGE 8A-
&JF4
POA CHMSL/CARGO LP
-JF4
Panel Set: 2
STOP LP
BTSI
PART#
PAGE 8A-
AVALANCHE
POA ZAB SW
138-1
UTILITY
EXTERIOR LIGHTING
110A8A-Page -2
EXTERIOR LIGHTING
110A8A-Page -2Lbec 1620
Blk Asm - Lbec1620lbec_1620 001UPC FNA
15328768
J4-H
Lbec 1620
CTRSAILD153268864F GT 280
-JF4
BRKCLTCH1.0 TWP
.1540ORN
507
1.0 TWP
.17WHT
507
&JF4
BRKCLTCH
14A8A-Page -15Gnd Zone #14
GND DIST
1.0IP
&JF4
750
ORN1540.
TWP1.0
15336205
BRKCLTCHG
IP
-JF4
750
ORN1540.
TWP
12M GT 150/28015336209
IPG
12F GT 150/280
18M GT MXD15336468
IPA5
18F GT MXD15304692
BRKCLTCHA5
H
12M GT 150/28015336209
IPH
12F GT 150/28015336205
BRKCLTCH
15304692
BRKCLTCHA6
18M GT MXD15336468
IPA6
18F GT MXD
1-Page 8A-119B
EXPORT TRAILER WIRINGTrlr Chmsl
chmsl_utility 001CHMSL/Cargo-Utility
UPC FNA
12047663
A
B
-JF4
IP1.0 TWP
.17WHT
507
J1-B8 J1-C8J1-F9
1532876812193906
FNAUPC002lbec_17
Blk Asm - Stop Lamp Fuse
17
4:02:56 pm
$IVEDWORK/k33110a__010schematic sheet1
k33110a14
010Wednesday, August 7, 20022
PROD CKMC031EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)CK EAU X03
IP
&JF4
750
WHT17.
TWP1.0
.1540ORN
507
&JF4
BRKCLTCH1.0 TWP
TRLR WIRING
119A8A-Page -2Trlr Chmsl
B
002UPC
Zab Sw Asm-Stop Lp (W/O JF4)stop_lamp_sw2
12040551FNA
A
15326886C CTRSAIL
4F GT 280
TWP
.1620BLU LT
507
IP
chmsl_pickup 002UPC FNA
12047785
CHMSL Pickup
C
D
0.5
GND DISTGnd Zone #12
12-Page 8A-14A
15326890
BODYC 4M GT 280
IP7
50
BLU LT1320.
TWP0.5
1620BLU LT
507
&06
BODY0.5 TWP
.
BRKCLTCH
-JF4
750
WHT17.
TWP1.0
0.5HDLNR
&03/43/53
750
BLU LT1620.
TWP
0.5 TXL
.1620BLU LT
507
&36
CTRSAIL
-Page 8A-10A/B
POWER DIST
25A
Stop Lp Sw (Uh Bec)3/2
8A- 21/20D
ELEC THROT CNTL/ENGINE CNTRLSEtc Module/ECM
F
1/4-Page
FNA12040551
stop_lamp_sw1Zab Sw Asm-Stop Lp (W/JF4)
UPC003
E
750
BLU LT1620.
TWP0.5BODY
&36
CTRSAIL
&36
750
BLK1250.
TXL0.5
1532876812193905
FNAUPC001mbec_1620
Blk Asm - Mbec Stop Lp
J1-F9 J3-J
121939161219390612193905
FNAUPC001ubec_1320
Blk Asm - Ubec Stop Lp
J1-E7
J2-A10 J3-F4
Cruise MdlCRUISE CNTL
34A8A-Page -1
CHASSIS0.8 GXL
.1320BLU LT
507
153268904M GT 280BODYD
CHMSL/Cargo-Avalanchechmsl_warriorUPC FNA
12047785
001
A B
Page -81851 MbecGND DIST
14A8A-
STOP_LPSW
LB16201620
LB1620
1620 TRLR_STOP1
ETC_STOP1320
1320
17
FLASHER
(Page 3)
1620 TRLR_CHMSL
BRK_FD
STOP_LP
(Page 6)
CHMSL_GND11050
CHMSL_GND31450
1250 CHMSL_GND2
Exterior Lighting: Domestic / Middle East
K33110a_010_02
D-155PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
FLASHER
AB
Flasher Module
IP IP
GHJ
K
GND 15764135
1851
1851
SA1851
IP IP STG COL STG COL STG COL
F
1618
ST/TRNRT TRLR
ST/TRNLT TRLR
BRAKE RT TURN LT TURN HAZARD L-TRN
18 686CDE
LT TURN
1619
10A A10A12092079RT TURNB
12092079
A
B
SA2115 SA2114
1427
17
BATT
A 10A
12092079RT TRLRB
12092079
A
B
2115
685
2114
LT TRLR
R-TRN
10A
19
2115
2114
111 1428
70.35 0.350.35 50
(Page 8)
111BLU LT
50
(Page 8)
50STGCOL
.
Panel Set: 3
HAZ_G
TWPTWP 7
1428BLU LT
.
HAZ_RFD
1427BLU LT
STGCOL
(Page 8)
STGCOL
HAZ_LFD
TWP 7
CHASSIS10M GT 150 SLD15326847
H
.
Ipc - Lt TurnIP CLUSTER
81A8A-Page -2
Trlr Rt1-Page 8A-119A/B
TRAILER WIRING
lbec_2115Blk Asm - Lbec2115
110A8A-Page -10
A
0.8IP
750
YEL1618.
TXL
.1619GRN DK
507
IP0.8 TXL 7
IP0.35 TWP
.2115BLU DK
50
IP10F GT 150 SLD15326842
H
-Page 8A- 130A
POWER LOCKSLF Pwr Door Lk Sw
5
Trlr LtTRAILER WIRING
119A/B8A-Page -1
11/8Flasher (Lh Bec)
25A
POWER DIST
10A/B8A-Page -
Mid Clean (Mbec 1851)GND DIST
Page 8A-14A-10
3 Wednesday, August 7, 2002010
14
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
03 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)1 CKMC03PROD
0.35IP
750
BLU LT2114.
TWP
lbec_211410-Page 8A-110A
Blk Asm - Lbec2114
2-Page 8A-81A
IP CLUSTERIpc - Rt Turn
J1-A9J1-D10 J1-F3 J2-BJ2-CJ2-D
121940351219393012193906
FNAUPC002lbec_140
Blk Asm - Flasher Mdl
J1-A11J1-A8
A
2115 IPC_RTRN
1851 FLASHER_GND IPC_LTRN2114
2114 LB_2114LB_21152115
(Page 2)
FLASHER
17
140 FLSH_MDL
1619 TRLR_RTRN
1851 FLS_GND
1618 TRLR_LTRN
(Page 4)
RT_SIG
LT_SIG
(Page 4)
Exterior Lighting: Domestic / Middle East
K33110a_010_03
D-156PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
2114
IP
FWDLP CHASSIS
SA2114
2114
2114
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
DRL-RH
W/ SNOWPLOWW/ SNOWPLOW
Z75-RH 100A-1
PAGE 8A-
PRK/TRN/MKR-LH
POA HDLP ASM SW
Z75-LH
W/O SNOWPLOW
OTHER
Panel Set: 4
W/O SNOWPLOW
100A-1
CADILLAC
W/ SNOWPLOW
PART#
110A-4PRK/TRN/MKR-RH
W/O SNOWPLOW
102A-1
110A-5
102A-1DRL-LH
SNOPLWC120479387F M/P 150
.2309BRN
507
&VYU
FWDLP0.8 TWP
FWDLP
&VYU
750
BLU LT2114.
TWP0.8
153267557M M/P 150FWDLPC
0.8 TWP
.2114BLU LT
507
-Z75-VYU-T90-TR2
FWDLP
FNAUPC
z75_pk_trnPrk/Turn/Mkr-LH
MARKER
A
DE
PARK TURN
001
12065425
0.8 TWP
.2114BLU LT
507
&VYU
FWDLP
TWP0.8FWDLP
&VYU
750
BLU LT2114.
FWDLP
-Z75-VYU-T90-TR2
750
BRN2309.
TWP0.8
7
&VYU
FWDLP0.8 TWP
.2114BLU LT
50
FWDLPA153267557M M/P 150
-Z75-VYU-T90-TR2
750
BLU LT2114.
TWP0.8FWDLP0.8 TWP
.2114BLU LT
507
&Z75
FWDLP
GND DIST
14A8A-Page -6Gnd Zone #1
B
G
15324084
TU
RN
PA
RK
FNAUPC001prk_trn_lamp
A
E
LF Prk/Trn Lamp
0.8 GXL
.2114BLU LT
507
CHASSIS
A
50
BRN2309.
TWP0.8
120479387F M/P 150SNOPLW
FWDLP
&VYU
7
4 Wednesday, August 7, 2002010
14
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
03 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)1 CKMC03PROD
121939141219391612193905
FNAUPC001ubec_2114
Blk Asm - Ubec LT Turn J1-F3
J3-B3J4-E1
E
GND DISTGnd Zone #1
6-Page 8A-14A
001
A
B
12110053
side_mrkr_lpUPC FNA
LF Side Mrkr
(Page 3)
LT_SIG
2114
(Page 6)
LRTRN_FD
150 LHPRK_GND1 LHPRK_GND2150
LF_Z75(PAGE #1)
2309
LF_SDMKR
(Page 1)
2309
LF_PKFD
(Page 1)
Exterior Lighting: Domestic / Middle East
K33110a_010_04
D-157PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
FWDLP
IP
SA2115
2115
2115
CHASSIS
2115
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Z75-LH
W/ SNOWPLOW
110A-5
W/ SNOWPLOW
PRK/TRN/MKR-RH
102A-1Z75-RH
POA HDLP ASM SW
W/O SNOWPLOWW/O SNOWPLOW
102A-1
PART#
110A-4PRK/TRN/MKR-LH
OTHER
100A-1
W/ SNOWPLOW
Panel Set: 5
PAGE 8A-
DRL-LH
100A-1
DRL-RH
W/O SNOWPLOW
CADILLAC
750
BRN2309.
TWP0.8FWDLP
-Z75-VYU-T90-TR2
FWDLP7M M/P 15015326755
C
FWDLP
&VYU
750
BRN2309.
TWP0.8
5Gnd Zone #1
GND DIST
14A8A-Page -
001RF Side Mrkr
FNAUPCside_mrkr_lp
12110053
A
B
FWDLP
&VYU
750
BLU DK2115.
TWP0.8
7M M/P 15015326755
B FWDLP
50
BLU DK2115.
TWP0.8FWDLP
&VYU
7
RF Prk/Trn Lampprk_trn_lampUPC FNA
15324084
001T
UR
N
PA
RK
A B
G
Gnd Zone #15-Page 8A-14A
GND DIST
ubec_2115_bBlk Asm - Ubec RT Turn
110A8A-Page -5
ubec_2115_a5-Page 8A-110A
Blk Asm - Ubec RT Turn
750
BLU DK2115.
GXL0.8CHASSIS
UPC FNA
1219390512193914
J1-E10
J4-A3
12193916
FNAUPC001ubec_2115_b
Blk Asm - Ubec RT Turn
J3-A3
Blk Asm - Ubec RT Turnubec_2115_a 001
FWDLP
&Z75
750
BLU DK2115.
TWP0.8
E
03 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)1 CKMC03PROD
5 Wednesday, August 7, 2002
SNOPLW7F M/P 15012047938
B
01014
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
FWDLP0.8 TWP
.2115BLU DK
507
-Z75-VYU-T90-TR2
E
7
&VYU
FWDLP0.8 TWP
.2115BLU DK
50
001
TURNPARK
A
DE
MARKER
Prk/Turn/Mkr-RHz75_pk_trnUPC FNA
12065425
SNOPLW7F M/P 15012047938
C
0.8 TWP
.2115BLU DK
507
&VYU
FWDLP
50
BLU DK2115.
TWP0.87
&VYU
FWDLP FWDLP
-Z75-VYU-T90-TR2
70.8 TWP
.2309BRN
50
U15A_U15B
2115
RT_SIG
(Page 3)
2115 U15A_U15B
150 RHPRK_GND2150 RHPRK_GND1
RRTRN_FD
(Page 6)(Page 1)
RF_PKFD
2309(PAGE #1)RF_Z75
(Page 1)
RF_SDMKR
2309
Exterior Lighting: Domestic / Middle East
K33110a_010_05
D-158PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
UTILITY
NOTE
&03/43/53#906&NYS=&R05/VF7/NYS=&06/36#&03/43/53-
-R05/VF7/NYS
GZ 15: &SERIES35
UTILITY UTILITY
Panel Set: 6
P/U
&UY7
P/U
P/U
GZ 16: &SERIES36GZ 17: &SERIES10/20
SA2115
BACKUP LPS
1128A-Page -2Lh Backup Lp
RRLPR
&X88/Z75
0.5 GPT
.2115BLU DK
507
153055967F GT 280RRLPLB
50
BRN/WHT2609.
GPT0.5
&X88/Z75
RRLPR7
001LR Side Mrkr Lp
FNAUPCside_mrkr_lp
12110053
A
B
GPT0.550
BRN2509.
GPT0.5RRLPR7
50
BLU LT1320.
RRLPL7
GPT0.5
1750
RRLPR7
50
BLK.
50
BLK1750.
GPT0.5RRLPR
1750
0.5 GPT
.BLK
507
LICLP
0.5RRLPL
&03/43/53
750
BRN2509.
GPT
2115
0.5 GPT
.BLU DK
507
RRLPR
B
G
Rh-Rr Stop/Park Lpstop_tail_lp 002UPC FNAS
TO
P
PA
RK
A
J4-H
RRLPR
12160395
LICLP
J3-D J3-H
LICLP
J4-C
RRLPR
J4-D
RRLPR
J1-E
CHASSIS
J2-A
RRLPL/CHASSIS
J2-B
RRLPL/CHASSIS
B
G
FNAUPC002
A
12160394
trn_stp_lpRh-Rr Turn Lamp
12110053
side_mrkr_lpUPC FNA
Rh License Lp001
A
B
0.5 GPT
.1750BLK
507
&06/36
RRLPL
750
BRN2509.
GPT0.5
&06/36
RRLPL
CHASSISB153267897M GT 280
BLU LT50
7
&06/36
RRLPL0.5 GPT
.1320
GPT0.5
2115
RRLPR7
50
BLU DK.
.
GXL0.5CHASSIS
&06/36
750
BLU LT1320
GND DISTGnd Zone #15
4-Page 8A-14A
SA2609
J4-A
RRLPRRRLPR
J4-B
RRLPR
J4-F
CHASSIS
RRLPL/CHASSIS
J2-D
RRLPL/CHASSIS
J2-E
LICLP
J3-A
CHASSIS
J1-B
CHASSIS
J1-DJ1-H
PA
RK
A B
G
Lh-Rr Stop/Park Lpstop_tail_lp 002UPC FNAS
TO
P
12160395
750
BLK1750.
GPT0.5RRLPL
&03/43/53
RRLPR7
50
BRN/WHT2609.
GPT0.5
E15305596
RRLPL7F GT 280
RRLPL
&X88/Z75
0.5 GPT
.2509BRN
507
Rh Backup Lp2-Page 8A- 112
BACKUP LPS
12110053
side_mrkr_lpUPC FNA
RR Side Mrkr Lp001
A
B
D
SA2509
CHASSIS7M GT 28015326789
E
=&06/36-NYS#&03/43/53-NYS/R05/VF7
LICLP0.5 GPT
.2609BRN/WHT
507
7
RRLPR0.5 GPT
.2609BRN/WHT
50
D
7
&03/43/53
RRLPL0.5 GPT
.1320BLU LT
50
.2509BRN
507
&06/36
CHASSIS0.5 GXL
CKMC031EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)CK EAU X03
4:02:56 pm
$IVEDWORK/k33110a__010schematic sheet1
k33110a14
010Wednesday, August 7, 20026
PROD
CHASSIS
&06/36
750
BLK1750.
GXL0.5
(Page 7)
LR_MRKR
2114
(Page 6) RRLPL_PK
(PAGE #6)RRLPL_PK
2509
(Page 6)
RR_MRKR
2115
(Page 6)
RR_MRKR
LIC_GND1(PAGE #9)
1750
2609LIC_LP1(PAGE #9)
2609
RH_LCLP
(Page 7)
17501750 LHBU_LP
RRLP_GND1750
2115
RRTRN_FD
(Page 5)
RHBU_LP
(Page 1)
TAIL_RRLP
2609 1320
STOP_LP
(Page 2)
Exterior Lighting: Domestic / Middle East
K33110a_010_06
D-159PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 7
UT
=&03/43/53&R05/VF7/NYS
PU
UT
=&06/36#&03/43/53-R05/VF7/NYS
PU
#&906&NYS
0.5 GPT
.1750BLK
507
&03/43/53
RRLPLCHASSIS7M GT 28015326789
A
750
BLU LT2114.
GPT0.5
&X88/Z75
RRLPL
LICLP LICLP
J3-E
J3-J4-
1530559615305599
J2-C
RRLPL/ CHASSIS
J3-C
J1-UPC FNA
15305595
Bussing Blk Asm - Rear Lps003backup_lp_1750
J2-
15305597
0.5 GPT
.2509BRN
507
=&03/43/53&NYS/R05/VF7#&906&NYS
LICLP
50
BLK1750.
GPT0.5
=&06/36-NYS#&03/43/53-NYS/R05/VF7
750
BRN2509.
GPT0.5
LICLP7
LICLP
FNA
A B
G
Lh-Rr Turn Lamptrn_stp_lp 002UPC
12160394
RRLPL
&06/36
750
BLK1750.
GPT0.5
50
BRN2509.
GPT0.5LICLP
=&03/43/53&NYS/R05/VF7#&906&NYS
7
7
&06/36
CHASSIS
2114
0.5 GXL
.BLU LT
50
J3-G
RRLPL/CHASSIS
J2-H
LICLP
003Bussing Blk Asm - Rr Lps
15305595FNAUPC
J1-
CHASSIS
J1-A
CHASSIS
J1-G
1530559915305596
J4-J3-
15305597
J2-
backup_lp_1320
153055967F GT 280RRLPLH
RRLPL7
50
BLU LT2114.
GPT0.5
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)CK EAU X03
Wednesday, August 7, 2002
4:02:56 pm
$IVEDWORK/k33110a__010schematic sheet1
k33110a14
0107
PROD CKMC031
RRLPL7F GT 28015305596
A
SC2509
001Left License Lp
FNAUPCside_mrkr_lp
12110053
A
B
RRLPL
&03/43/53
750
BLU LT.
GPT0.5
2114
0.5 GPT
.2509BRN
507
=&03/43/53&NYS/R05/VF7#&906&NYS
LICLP 0.5 GPT
.2114BLU LT
507
&06/36
RRLPL
H153267897M GT 280CHASSIS
SA2114
&06/36
CHASSIS
1750
0.5 GXL
.BLK
507
LIC_LP2
2509
LIC_GND2
(Page 9)1750
(PAGE #9)
LR_MRKR
(Page 6)
(Page 1)
TAIL_LRLP
2509 2114
LRTRN_FD
(Page 4)
(Page 6)
RH_LCLP
Exterior Lighting: Domestic / Middle East
K33110a_010_07
D-160PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
LR L R
IP
RFMKR
2409
J2-CJ2-B
047-1
010-1
J2-D
HORNIGN
BTSI
(Page 3)
TRNHZ
1428
110-4WIPER
CRUISE
1427
HAZ_RFD
(Page 3)
J2-
091-1
040-1
152-1
Panel Set: 8
133-1
111
SIR133-1
12193930
HAZ_G
034-1
(Page 3)
100-2
138-1
FTP
PASSLOCK
POA STRG COL
HAZ_LFD
PART#
STEERWHL
KEYIN
PAGE 8A-
10A
Ign E (Uh Bec)15/13-Page 8A-10A/B
POWER DIST
PROD8
01014
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
Wednesday, August 7, 200203 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)1 CKMC03
GND DISTMbec 1851(Zone #18)
10-Page 8A-14A
B9
15417597
004mult_func_swUPC FNA
STRG Col Asm - Turn/Haz Sw
A8
Passkey Sensor1-Page 8A-133A
THEFT DETERRENT CONTENT
3-Page 8A-133A
THEFT DETERKeyin/Towhall Sw
roof_mkr_lp 001Center Roof Mkr-Asm
UPC FNA
12047662
A
B
RFMKR
&U01
750
BRN2409.
TWP0.35
14A8A-Page -9Gnd Zone #10 (Rbec 1050)
GND DIST
TWP
.1050BLK
507
&U01
RFMKR0.35
0.35 TWP
.2409BRN
507
&U01
RFMKR
BRN2409.
TWP0.35RFMKR
&U01
750
BLK50
7
&U01
RFMKR0.35 TWP
.1050
12047662
FNAUPC
RH- Roof Mkr Lp001roofmkr_lp
A
B
Wash/Wipe SwFRT WASH/WIPE
91A8A-Page -1
roofmkr_lp 001LH-Roof Mkr Lp
UPC FNA
12047662
A
B
2-Page 8A-100A
HEADLAMPSMult Func Sw
RFMKR
&U01
750
BLK1050.
TWP0.35
15318061
IDC - Splice 1eau_idc 001UPC FNA
Blk Asm-Rbec Center RfMkrrbec_2409 00112H FNA
1540149512193929
J1-6B
J6-B
TWP0.35RFMKR
&U01
750
BRN2409.
001eau_idcIDC - Splice 2
15318061FNAUPC
7
&03/06/43/53
IP0.35 TWP
.2409BRN
50
1851 PKEY_GND
1851 KEY_TOW_GND
1851 WIPE_GND
HAZ_FD639
HAZ_GND1851
HIBEAM_GND1851
RFMKR_GND1050
MRK_LP
(Page 1)
Exterior Lighting: Domestic / Middle East
K33110a_010_08
D-161PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
SUBURBAN PU SUBURBANPU
Panel Set: 9
SUBURBANPU
SUBURBANPU
PU
SUBURBAN PU
SUBURBAN
120526442F M/P 150A
&906&NYS
750
BRN2509.
GXL0.5CHASSIS
HIPLH
GPT0.5HIPRH
=&03/43/53&NYS/R05/VF7#&906&NYS
750
BRN/WHT2609.
HIPLHB121620002M M/P 150
&03/43/53&NYS/R05/VF7
HIPRH0.5 GPT
.1750BLK
507
UPC FNA
LR Hip Mrkr Lamp (SUB)001
A
B
50
BLK1750.
GPT0.5HIPLH
&03/43/53&NYS/R05/VF7
7
15317651
lhiplp_mrkr
15326801
A CHASSIS2F GT 150 SLD
2F GT 150 SLDCHASSISB15326801
SB1750
LICLP0.5 GXL
.1750BLK
507
&03/43/53&NYS/R05/VF7
BRN50
7
&03/43/53&NYS/R05/VF7
HIPLH0.5 GPT
.2509
1 CKMC03PROD9
LICLP 2M GT 150 SLD 15326806
A
7
&03/43/53&NYS/R05/VF7
HIPRHGPT
.2609
01014
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
Wednesday, August 7, 200203 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)
0.5BRN/WHT
50
CHASSIS2F M/P 15012052641
A
tailgate_lps
12010973
A
B
001FNAUPC
Tailgate Lamp Asm
15317651
001LF Hip Mrkr Lamp (SUB)
FNAUPClhiplp_mrkr
A
B
120526412F M/P 150CHASSISB
HIPLHB
LICLPGPT0.5
=&03/43/53&NYS/R05/VF7#&906&NYS
750
BRN/WHT2609.
2F M/P 15012052644
50
BRN2509.
GPT0.5HIPLH
&906&NYS
7
LICLP0.5 GXL
.2509BRN
507
&03/43/53&NYS/R05/VF7
50
BLK1750.
GPT0.5LICLP
&906&NYS
7
BRN/WHT50
121620002M M/P 150HIPRHB
7
=&03/43/53&NYS/R05/VF7#&906&NYS
HIPRH0.5 GPT
.2609
0.5 GXL
.1750BLK
507
&906&NYS
CHASSIS
7
&03/43/53&NYS/R05/VF7
HIPLH0.5 GPT
GPT0.5HIPLH
001LF Hip Mrkr Lamp (PU)
FNAUPChip_mrkr_lp
12052641
A
B
.1750BLK
50
&906&NYS
750
BRN2509.
FNAUPChip_mrkr_lp
12052641
001RF Hip Mrkr Lamp (SUB & PU)
A
B.
GPT0.5HIPLH
&906&NYS
7
hip_mrkr_lpUPC FNA
RR Hip Mrkr Lamp (SUB & PU)001
12052641
A
B
BRN/WHT50
7
=&03/43/53&NYS/R05/VF7#&906&NYS
HIPRH0.5 GPT
.2609
50
BLK1750
120526412F M/P 150LICLPB
B
0.5 GPT
.2509BRN
507
&906&NYS
LICLP
15326806 2M GT 150 SLD LICLP
50
BLK1750.
GPT0.HIPLH
&906&NYS
7
121623432M M/P 150LICLPB
LICLP2M M/P 15012162343
A
SB2609
121620002M M/P 150HIPRHA
GPT0.5HIPRH
=&03/43/53&NYS/R05/VF7#&906&NYS
750
BLK1750.
7
&906&NYS
HIPLH0.5 GPT
.1750BLK
50
SC1750
0.5 GPT
.2509BRN
507
&906&NYS
HIPLH
BRN50
7
&03/43/53&NYS/R05/VF7
HIPLH0.5 GPT
.2509
=&03/43/53&NYS/R05/VF7#&906&NYS
HIPRH0.5 GPT
.1750BLK
507
7
LICLP0.5
12052641
LICLP2F M/P 150A
=&03/43/53&NYS/R05/VF7#&906&NYS
750
BLK1750.
GPT
=&03/43/53&NYS/R05/VF7#&906&NYS.1750BLK
50
GPT0.5HIPRH
12052641
hip_mrkr_lpUPC FNA
LR Hip Mrkr Lamp (PU)001
A
B
HIPLH
&03/43/53&NYS/R05/VF7
750
BRN2509.
GPT0.5
SB2509
2M M/P 15012162000
A HIPLH
50
BLK1750.
GPT0.5HIPLH
&03/43/53&NYS/R05/VF7
7
(PAGE #7)
LIC_LP2
LIC_LP1(PAGE #6)
(PAGE #6)LIC_GND1
LIC_GND2
(PAGE #7)
Exterior Lighting: Domestic / Middle East
K33110a_010_09
D-162PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IP2115
J1-
2114
J3-LFDOOR
IP
RFDOOR
2115
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
DDM
&906&NYS
Panel Set: 10
PDM
0.35LFDOOR
&YE9
750
BLU LT2114.
TWPTWP
.2115BLU DK
507
&YE9
RFDOOR0.35
12193906
FNAUPC001lbec_2115
Blk Asm - Lbec2115
J1-A6
B
003FNAUPC
ID Lamp-906idlamp_906
12059252
A
750
BRN2409.
TWP0.5BODY
&906&NYS
BLU DK2115.
TWP0.35IP
&YE9
750IP
1530513316F GT 280G
J2-26253A-1(HSD/LSD)
Lh Backup Lp3-Page 8A-110A
BACKUP LPS
12194035
FNAUPC001lbec_2114
Blk Asm - Lbec2114
J3-M
BACKUP LPS
110A8A-Page -3Lh Backup Lp
(HSD/LSD)254A-1 J2-11
15Gnd Zone #14 (Splsvr-Body)
GND DIST
14A8A-Page -
14
k33110asheet1schematic $IVEDWORK/k33110a__010
4:02:56 pm
Wednesday, August 7, 200203 XCK EAU
EXTERIOR LIGHTING (DOMESTIC/ MIDDLE EAST)1 CKMC03PROD
10
010
1219392215401495
FNA12H001rbec_2115
Blk Asm-Rbec PDM Lp Trn
J1-7F
J7-F
G BODY16M GT 28015305132
.2409BRN
507
&906&NYS
IP0.5 TWP
LB_2114
DDM_LPTRN
LB_2115
906_TAIL
(Page 1)
906_TAIL_G1450
PDM_LPTRN
Exterior Lighting: Domestic / Middle East
K33110a_010_10
D-163PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SA002
GAS
Panel Set: 1
DIESEL
0.5
.111WHT
507
CHASSISGXL
12052641
ABRKCLTCH2M M/P 15012162000
A
BATASM
&LB7/LLY
1950
RED2.
FUSELINK5.0
CHASSIS2F M/P 150
B
BATASM
&LB7/LLY
7550
RED2.
STT13.0
2F M/P 150CHASSISB
121620002M M/P 150BRKCLTCH
B
12052641
Page -1
Motor Starter1-Page 8A-30A/B
STARTING & CHARGING
00212146365FNAUPC
Wrecker Relay Ring Term
12146365
A
1950
RED2.
FUSELINK
Light Bar SwWRECKER LIGHT SW
110F8A-
RED50
75
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
BATPOS
5.0BATPOS
&L18/L59/LM7/LQ4/LQ9/LR4/LU3
CKMCEPROD1
14A8A-Page -81050 Splice (MBec)
GND DIST
13.0 STT
.2
L
P
WRECKER PACKAGE (SEO)008
96
k33110csheet1schematic $IVEDWORK/k33110c__008
11:23:44 am
Monday, September 9, 2002&5X703 XCK EAU 1
BLK50
7
CHASSIS
001
12052641 FNAUPCwrecker_rlyRelay Wrecker Pkg
A
B
SA002
0.5 GXL
.1050
AUX_BAT12
SEO_WCKGND1050
SEO_5X7111
Exterior Lighting: Wrecker Package (SEO)
K33110c_008_01
D-164PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
BRKCLTCH2F M/P 28012129081
B
(PICKUP)UT & CREW CAB
(UT & CREW CAB)
&03/53&5G4/TRW
PICKUP
&06/43&5G4/TRW
bluntcut 003
A
Light Bar SwWRECKER LIGHT SW
110F8A-Page -1
GND DIST
14A8A-Page -9Gnd Zone #23
003
TWP
.2340ORN
5019
BEACON3.0
A
001
12110541 FNAUPCbeacon_rlyRoof Beacon Rly
A1A2
C1 C2
bluntcut
A
GND DIST
1
PROD CKMC031CK EAU X03 &5G4/TRW
Thursday, August 1, 2002
10:57:31 am
$IVEDWORK/k33110d__008schematic sheet1
k33110d107
008ROOF MOUNTED BEACON
Gnd Zone #1113-Page 8A-14A
bluntcut 003
A
50
BLK2351.
TWP0.5BEACON
&03/53
7
50
BLK1150.
TWP3.0BEACON
&06/43
19
-9Gnd Zone #23
GND DISTGND DISTGnd Zone #11
13-Page 8A-14A
3.0 TWP
.27BRN
5019
BEACON
14A8A-Page
750
WHT111.
TWP0.5
3.0BRKCLTCH
1950
ORN2340.
TWP
BEACON
8/6Seo B2 (Mbec)
30A
POWER DIST
10A/B8A-Page -
BEACON2M M/P 28012129155
B
SEO_B2
2650 SEORLY_GND1
BEACON_GND22351
SEO_5G4111
SEORLY_GND2
BEACON_GND1
Exterior Lighting: Roof Mounted Beacon
K33110d_008_01
D-165PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&5Y0&SERIES35 TO RING TERM#12103965
&5Y0
&5Y0
&5Y0&SERIES36 TO RING TERM#12103502
&5Y0&SERIES10/20 TO RING TERM#15326149
27.
GXL3.0CHASSIS
1950
BRN
BEACON7
50
WHT111.
TXL0.5
-Page 8A-10A/B
POWER DIST
30A
Stud #2 (Uhbec)10/7
bluntcut 003
85
8687
GND DIST1050 Splice (MBec)
8-Page 8A-14A
PROD CKMC031CK EAU X03 &5Y0
Thursday, January 17, 2002
1:23:50 pm
$IVEDWORK/k33110e__007schematic sheet1
k33110e86
007EMERGENCY LIGHT
Emer Lt Rlyemer_lt_rlyUPC FNA 12129716
001
30
50
BLK1050.
TXL0.5
1
14A8A-Page -4Gnd Zone #16
GND DIST
BEACON7
2F M/P 28012129081
ABEACON2M M/P 28012129155
ABRKCLTCH
1-Page 8A-110F
WRECKER LIGHT SWLight Bar Sw
CHASSIS1M M/P 28012065171
A121290812F M/P 280BRKCLTCHB
12065172
A
TXL
.27BRN
5019
BEACON
BEACON1F M/P 280 2M M/P 280
BEACONB
003bluntcut
A
3.0
EMRLT_GND1650
1650
EMER_RLY242
1050 SEO_EMGND
111 SEO_5Y0
12129155
Exterior Lighting: Emergency Light
K33110e_007_01
D-166PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
TRW
-Page 8A-110C
WRECKER LIGHT SW
-Page 8A-10A/B
POWER DIST
15A
Seo B1 (Mbec)18/15
Panel Set: 1
5G4/5X7/5Y0
TRW 5G4
C
Wrecker Package1
7
BRKCLJPRBRKCLJPR
750
WHT111.
TWP0.5
PWR
WRECKER LIGHT SW
110D8A-Page -1Roof Mounted Beacon
0.5 TWP
.1050BLK
50
Wrecker Light Swlight_bar_swUPC FNA
12177195
003
GND
BC
ENABLE
STEP DIM
D
ILLUM
EF
TWP
.1382PPL/WHT
507
BRKCLTCH
SA111
D
0.35
SWJMPRB
120647626F M/P 150BRKCLTCHE
50
BRN/WHT230.
TWP0.35
120647636M M/P 150
1-Page 8A-117A/B
DIMMING CNTRLSStep Dim
2-Page 8A-117A
DIMMING CNTRLS
BRKCLTCH7
0.35
D
Backlighting-PWM
SWJMPRE
BRKCLJPR7
50
PPL/WHT1382.
TWP
BRKCLTCH
GND DISTGnd Zn #10 (1050 Splice - Mbec 1050)
8-Page 8A-14A
120647636M M/P 150
507
BRKCLJPR
TWP0.5
.111WHT
507
=&5G4/5X7/5Y0
F
0.35 TWP
.230BRN/WHT
.
TWP0.5
F
C
BRKCLJPR7
50
ORN4540
=&5G4
BRKCLTCH
120647626F M/P 150BRKCLTCHB
WHT50
7
=&5Y0
BRKCLTCHTWP0.5
.111WHT
507
=&TRW
750
WHT111.
0.5 TWP
TWP0.5
.111
PROD1
TWP0.5
.111WHT
507
=&5X7
BRKCLTCHBRKCLTCH
SEO_5G4
WRECKER LIGHT SW
110E8A-Page -1Emergency Light
WRECKER LIGHT BAR SW(SEO)002
20
k33110fsheet1schematic $IVEDWORK/k33110f__002
1:36:36 pm
Thursday, January 17, 2002&5G4/5X7/5Y0/TRW03 XCK EAU 1 CKMC03
SEO_DIM SEO_BKLT
1050 SEO_GND
SEO_B14540SEO_5X7 SEO_5Y0
Exterior Lighting: Wrecker Light Bar SW (SEO)
K33110f_002_01
D-167PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
162412092079
1524
SA1524
1524
IP CHASSIS
ENG
TRLR BKUPB
A10A
1524
POA NSBU SW
112-1
Panel Set: 1
AUTO
PRNDLPART #
MANUAL
&8S3&SERIES36 TO RING TERM# 12103502
CRANK020-11030-1
PAGE 8A-PART # PAGE 8A-POA BACKUP SW
BKUP LP
&8S3&SERIES35 TO RING TERM# 12103965&8S3&SERIES10/20 TO RING TERM# 15326149
BTSI 138-1
008136
k33112asheet1schematic $IVEDWORK/k33112a__008
9:03:20 am
Thursday, May 16, 200203 XCK EAU
BACKUP LAMPS 1 CKMC03PROD
1
.
TXL0.8
TWP
.1524GRA
507
IP0.8
2-Page 8A-20D
ENGINE CNTLEcm
ENG
&LB7
750
GRA1524
TBC251A-3 J4-A8
BACKUP(DI)
J2-12129840
002FNAUPC
nsbu_backupNSBU-Backup Sw
J2-C
J2-F
001FNAUPC
bulp_manual_swTrans Asm - Backup Sw
12103584
A
B
7
&M30/M32/M74/MN8/MT1
ENG0.8 TXL
.1524GRA
50
PNK50
7
&MG5/ML6/MW3
ENG0.8 TXL
.839
GRN LT50
7
&8S3
CHASSIS
B
GND DISTGnd Zone #16
4-Page 8A-14A
0.8 GXL
.1624
001
15300027
FNAUPC
bkup_alarmBack Up Alarm
A
Inline Trailer1-Page 8A- 119
TRLR WIRING
J2-A11
J3-C2
ENG
&MG5/ML6/MW3
750
GRA1524.
TXL0.8
Blk Asm - Ubec Trlr Bkup Lpsubec_1524 001UPC FNA
121939051219390612193916
J1-F10
1-Page 8A-138a
BTSI
-Page 8A-10A/B
POWER DIST
20A
Back Up Lamp (Uh Bec)15/14
Btsi
50
PNK839.
TXL0.8ENG
&M30/M32/M74/MN8/MT1
7
1650 BU_ALARM1624 TRLR_BU
BTSI_PWR
BULP_PWR
TBC_BUSW
REV_SW
Backup Lamps
K33112a_008_01
D-168PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP
VANITY
24C
03/43/5306/36
03/43/5306/36
Panel Set: 2
&Z75-Z75
YE9
15326789C
7F GT 28015305596
RRLPL
RRLPR
.24GRN LT
5070.5 GPT
7M GT 280CHASSIS
15326842
BCHASSISBIP10F GT 150 SLD
BULMPJ5-F
TBC251-1
(HSD)
1532684710M GT 150 SLD
.24GRN LT
500.5 7
&Z75
IPTWP
.
GPT0.5RRLPL
008136
k33112asheet1schematic $IVEDWORK/k33112a__008
9:03:20 am
Thursday, May 16, 200203 XCK EAU
BACKUP LAMPS 1 CKMC03PROD
2
&03/43/53
750
GRN LT24
0.5 GPT
.1750BLK
507
&03/43/53
RRLPL
7
&06/36
RRLPL
Backup Feed
0.5 GPT
.1750BLK
50
24.
SA24
1-Page 8A-148A
PWR ISRV MIRRORS
bulp_bus_blkCHASSIS
J1-C
RRLPL/CHASSIS
J2-F
RRLPR
J4-E
TXL0.8IP
750
GRN LT
24.
GXL0.8CHASSIS
7
UPC FNA002
15305595J1-J2- 15305596
15305597J4-
Bussing Blk Asm - Rr Lps
0.5IP
-Z75
750
GRN LT24.
TWP
50
GRN LT
1750.
GPT0.5RRLPR
7
UPC FNA
Lamp Asm - Tail RH Bkup002
12160393
tail_bulp
A
G
50
BLK
EXTERIOR LIGHTING
1108A-Page -6Bussing Blk 1750
BLK1750.
GXL0.5
1532876812193905
FNAUPC001mbec_24
Blk Asm - Mbec Backup Lps
J1-A1
J3-A
6-Page 8A- 110
EXTERIOR LIGHTINGBussing Blk 1750
CHASSIS
&06/36
750
1-Page 8A- 70A
REAR PARKING AIDBackup Rly Input
.
TWP0.5IP
&Z75
7
7
&Z75
IP0.5
50
GRN LT24
TWP
.24GRN LT
50
GRN LT50
7
&06/36
50
GRN LT24.
GXL0.5CHASSIS
RRLPL0.5 GPT
.24
&06/36
7
F
15326789
CHASSIS7M GT 280FRRLPL
153055967F GT 280
24 ISRVM_BULP
002Lamp Asm - Tail LH Bkup
FNAUPCtail_bulp
12160393
A
G
LHBU_LP
RPA_BULP
TBC_BULP
RHBU_LP
Backup Lamps
K33112a_008_02
D-169PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
1732SA1732
1732
IP
IP
IP
HDLNR
1732
1732
03/53
&03/53
Panel Set: 1
&YE9
UPLEVEL(53)
&53&Y91 &53&Y91
BASE(03/53)
k33114b199
0103of1
PROD CKMCE1INTERIOR LIGHTING (PICKUP)CK EAU X03 &03/53
Tuesday, January 21, 2003
1:57:14 pm
$IVEDWORK/k33114b__010schematic sheet1
750
ORN1732.
TWP
B
TWP
.1732ORN
507
=&53&Y91
HDLNR0.8
0.35HDLNR
=&53&Y91
12047663
FNAUPC
Lh-Sunshade Illum Mirror001sunshade_illum
A
B
sunshade_illum 001Rh-Sunshade Illum Mirror
UPC FNA
12047663
A
TWP0.35HDLNR
&YE9-Y91
750
ORN1732.
12047781
FNAUPC
Console Map Reading Lps001map_reading
A
B
C
14A8A-Page -8Gnd Zone #10(SB1050)
GND DIST GND DISTGnd Zone #10(SB1050)
8-Page 8A-14A
=&53&Y91
750
ORN1732.
TWP
1-Page 8A-116A
CARGO LAMPCargo Lp
0.35HDLNR
ORN50
7
-Y91
HDLNR0.35
POWER DIST
10A/B8A-Page -18/15Mbec
7
IP
TWP
.1732
0.5 TWP
.1732ORN
50
J3-M
Blk Asm - Inadvertant Pwrmbec_1732 001UPC FNA
1219390515328768
J1-C11
J1-C4
J1-D4
COMPARTMENT LP
118A8A-Page -1
0.35 TWP
.1732ORN
507
=&53&Y91
HDLNR
GND DISTGnd Zone #10
8-Page 8A-14AGlove Box Lp
HDLNR
TWP
.1732ORN
507
=&53&Y91
HDLNR0.35
14A8A-Page -8Gnd Zone #10 (HDLNR Splice)
GND DIST
0.5 TWP
.4540ORN
507
=&53&Y91SA1732
(HSD)INADV
251A/B-1 J1-DTBC Mbec 230
1-Page 8A-117A/B
DIMMING CONTROL
E
map_reading_ugdo 003Console Map Lps & Ugdo
UPC FNA
12064762
ILL
UM
ELECTRONICS
A
B
C D
GBOXLP_FD1732
CGO_LP
LVNTY_GND1050 1050 RVNTY_GND
1050 MAPLP_GND2
MAP_RDNG
(Page 2)690
MAPLP_GND11050
UGDO_BKLT230UGDO_P
690(Page 2)
MAP_UGDO3
TBC_INADV
Interior Lighting (Pickup)
K33114b_010_01
D-170PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
690
690
IP
IP HDLNR BODYBODY
IP
IP HDLNR BODYBODY690 690 690 690
SA690690
690 690 690
Panel Set: 23of2
PROD CKMCE1INTERIOR LIGHTING (PICKUP)CK EAU X03 &03/53
Tuesday, January 21, 2003
1:57:14 pm
$IVEDWORK/k33114b__010schematic sheet1
k33114b199
010
GND DISTGnd Zone #10 (HDLNR Splice)
8-Page 8A-14A
.
TWP
HDLNR
J3-L
&YE9-Y91
70.35 50
GRA/BLK690
153570301532876812193905
FNAUPC001mbec_690
Blk Asm - Mbec Courtesy Lps
J1-A12
J1-B10 J10-BJ10-C
GRA/BLK50
7
HDLNR0.35 TWP
.690
CTSY(HSD)
TBC
TWP0.35HDLNR
=&53&Y91
750
GRA/BLK690.
J5-E251A/B-1
001Lamp-Dome B-Pillar
FNAUPClamp_dome
12047781
A
B
.690GRA/BLK
507
IP0.35 TWP
DOME_GND1
TBC_CTSYLP
MAP_RDNG
(Page 1)
(Page 1)
MAP_UGDO3
1050
Interior Lighting (Pickup)
K33114b_010_02
D-171PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
DIM 117-3
Panel Set: 3
PART#HDLPINT LTS
100-2114-3
PAGE 8A-POA HDLP SW
B
DIMMING CONTROL
117A/B8A-Page -1Headlamp Sw
001Lamp Door Courtesy - RH
FNAUPCdoor_ctsy_lp
12047662
A
149.
TWP0.35
.660BLU DK
507
&YE9
LFDOOR
&YE9
750
BLU DK/WHT
328PPL
507
IP0.35 TWP
.
LFDOOR0.35 TWP
ILL
UM
6
GND
CTRET
253A-1 J2-19
15405512
Blk Asm-Hdlp Swctsy_hdlp_swUPC FNA 004
1
LAMPDEFEAT
INTERIOR COURTESY
ONLAMPS
1014
0.35CTILLUM
J2-8253A-1
PDM
IP7
50
BLU DK/WHT1495.
TWP
&YE9
RFDOOR0.35 TWP
.156WHT
507
J2-4254A-1
CTILLUM
DDM254A-1 J2-13
CTRET
J4-B9251A/B-3
Page 8A-14A
251A/B-2 J3-A11
TBC
GND DISTGnd Zone #10
7-
HEADLAMPS
100A/B8A-Page -2Headlamps Sw
sheet1schematic $IVEDWORK/k33114b__010
1:57:14 pm
Tuesday, January 21, 2003&03/5303 XCK EAU
INTERIOR LIGHTING (PICKUP)1 CKMCEPROD
3 3of
010199
k33114b
0.35RFDOOR
&YE9
750
BLU LT661.
TWP
B
12047662
door_ctsy_lpUPC FNA
Lamp Door Courtesy - LH001
A
CTSYSW_GND
230 HDLPSW_BKLT
1851
HDLP_GND2
TBC_INTLMPD TBC_CTSYSW
DDM_LHCTSY LHCTSY_RTN PDM_RHCTSY RHCTSY_RTN
1050
Interior Lighting (Pickup)
K33114b_010_03
D-172PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
HDLNR
IP
149
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
POA CHMSL-CARGO
Panel Set: 1
CHMSL LP 110a-2CARGO LPPART#
116a-1PAGE 8A-
BC
GND
D
EF
FO
GL
AM
PS
ON
ILL
UM
CA
RG
O L
PS
FO
G L
AM
PS
cargo_fog_sw
15393435
FNAUPC
Sw Asm - Frt Fog/Cargo Lp (PU)003
A
TBC251A/B-2 J3-A9
FFGLMP (DI)
2-Page 8A-117A/B
DIMMING CONTROL1382 Mbec
0.35IP
-T89
750
PPL/WHT1382.
TWP
50
ORN192.
TWP
TBC
1 Thursday, January 3, 2002005
90
k33116asheet1schematic $IVEDWORK/k33116a__005
5:30:14 pm
&03/43/5303 XCK EAU
CARGO LAMP SW (PU)1 CKMC03PROD
0.35IP
7
GND DISTGnd Zone #18 (SC1851)
12-Page
251A/B-2 J4-A6
TWP0.5IP
750
BLU DK/WHT149.
8A- 14a
HDLNR0.5
TWP
.149BLU DK/WHT
507
IP0.5
50
GRN DK/WHT1317.
TWP
TWP
.149BLU DK/WHT
507
A
B
1532876812193905
FNAUPC001mbec_149
Blk Asm - Mbec Ctsy Cargo Lp
J1-A2
J3-D
0.35IP
-T89
7
114A/B
INT LTS
FRONT FOG LAMP
103A8A-Page -1Front Fog Lamp Rly
UPC
eau_cargo_lp 002CHMSL/Cargo Lamp - Cargo
FNA
12047785
Page -1230 Mbec
1732 Mbec1-Page 8A-
0.35 TWP
.230BRN/WHT
507
IP
DIMMING CNTL
117A/B8A-
CGO_LP1732
FGCG_BKLT
TBC_CLPSW
FOGLP_DIM
TBC_FFOGSW
FFOG_RLY
1851 CGO_FOG_GND
Cargo Lamp SW (Pickup)
K33116a_005_01
D-173PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
230 230 230 230
230230SA230
IP
IP
IP IP
IP BODY HDLNR
230
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP
LFDOOR
230
IP
RFDOOR
230
IP
IP
IP
BRKCLTCH
230
230
230
230
&T89
AU3-YE9
/TRW/5G4&5Y0/5X7
EXPORT(T89)
Panel Set: 1schematic $IVEDWORK/k33117a__008
2:31:31 pm
Tuesday, March 18, 2003-Y9103 XCK EAU
DIMMING CONTROL1 CKMCEPROD
1 of 2
008351
k33117asheet1
J1-B8
J1-C3
J1-C8
J1-D2
J10-F J4-A
1-Page 8A- 117A
Mbec Backlightingmbec_230b 15357030
1219392212193905
FNAUPC001mbec_230b
Blk Asm - Mbec Backlighting (PWM)
J1-A8
1-Page 8A-110F
EXTERIOR LIGHTINGSeo Sw
8A-Page - 1Lr Window Sw
1-Page 8A-120A
POWER WINDOWSHvac Cntrl
HVAC
60/65/68
BRN/WHT50
7
&T79
IP0.35
REAR FOG LAMPS
106A8A-Page -1Rear Fog Back Lighting
TWP
103C8A-Page -1Front Fog Back Lighting
FRONT FOG LAMPS
TWP
.230
0.35IP
&AU3-YE9
750
BRN/WHT230.
Sir Sw3-Page 8A-47B
PSIR
Steering Whl SwSTEERING WHL CNTL
152A8A-Page -1
Sw Dr Lock4-Page 8A-130A
PWR DOOR LOCKS
Blk Asm - Backlighting
J1-F7
J3-A
1219403512193906
FNAUPC001lbec_230
Hdlp SwINTERIOR LIGHTING
114A/B8A-Page -4/3
TBC
J1-E251A-3
230BRN/WHT
507
&06/36/43&YE9
BODY0.35
Hdlp Lvl Bklt1-Page 8A-105A
HEADLAMPS
TWP
.
TWP
.230BRN/WHT
507
&06/36&YE9
HDLNR0.35
Rr Hvac Control2-Page 8A-66A/B/69A
REAR HVAC
230.
TWP 750
BRN/WHT230.
TWP0.35IP
&C99
750
BRN/WHT
J2-D
0.35IP
&YE9
1-Page 8A- 114
INTERIOR LIGHTINGUgdo Sw
Blk Asm-Rbec Passlock Swrbec_230 00112H FNA
1540149512193930
J1-2D
=&JL4-NR4/NW7
IP0.35 TWP
.230BRN/WHT
507
230.
TWP
IP7
50
BRN/WHT230.
TWP0.35
POWER WINDOWS
120A8A-Page -2Rr Window Sw
0.35IP
&NP1/NP8/NR4
750
BRN/WHT
50
BRN/WHT230.
TWP
1-Page 8A- 44A
BREAKESVSES Sw
2-Page 8A-23A
PTOPto Sw
0.35RFDOOR
&AU3-YE9
7
7
&06/36&YE9
IP0.35
PWR DOOR LOCKS
130A8A-Page -5Sw Door Lock Bklt
TWP
.230BRN/WHT
50
0.35IP
&NYS
-Page 8A-45A
QS4Qs4 Sw
750
BRN/WHT230.
TWP
Msr Sw (Manual)RIDE SELECT
43B8A-Page -1
1
Rr Wiper/Fog & Cargo/Fog
0.35IP
&AU3-YE9
750
BRN/WHT230.
TWP
Transfer Case Sw
mbec_230a1-Page 8A-117A
Mbec Backlighting
REAR WIPER/WASHER/CARGO LP
92A/116A/B8A-Page -1
J5-F
ABS/VSES
44B8A-Page -1Tcs Sw
3/2/3-Page 8A-38A/B/C
TRANSFER CASE CNTRL
UPC FNA
1219390512193928
Blk Asm - Mbec Backlighting (PWM)mbec_230a 001
J1-A11J1-C2
J1-D3
PWR SUNROOF
122A8A-Page -1Sunroof Sw
TWP0.35IP
750
BRN/WHT230.
TWP 0.35IP
&PTO
750
BRN/WHT230.
TWPLRWIN_BKLT230
230 FGCG_BKLT
QS4_BKLT0.35BRKCLTCH
=&ZX3
750
BRN/WHT230.
230
230 TCS_BKLT
MBEC230
230 RRHVAC_BKLT
HVAC_BKLT230 UGDO_BKLT
MBEC230230
230 DRV_LKSW
VSES_BKLT
HDLPSW_BKLTRRWIN_BKLT
230 SEO_BKLT
FOGLP_EXP_F
HDLP_LVL230
ATC_BKLT
SNRF_BKLT
MSR_BKLT
PTO_BKLT
SWC_BKLT
FOGLP_EXP_R
TBC_BKLT1PSIR_BKLTPASS_LKSW
Dimming Control (w/o Y91)
K33117a_008_01
D-174PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
1382
1382
1382
IP
IP
BRKCLTCH
IP1382
SA1382
1382
36 4
REFDIMMING
RTNPOTPOT5V
114A/B-4/3DIM CNTRLINT LTS
PAGE 8A-117-3
Panel Set: 2
100-2
POA HDLP SWITCH
-JL4/NYS/Z55
&JL4/NYS/Z55 -JL4/NYS/Z55
&JL4/NYS/Z55
&JL4/NYS/Z55
HDLP
PART#
TRW/5G4
POT
J3-B8251A-3DIM
&5X7/5YO/
TWP
.1056GRA
507
&JL4/NYS/Z55
IP0.35
.2226GRA/BLK
50
.1382PPL/WHT
507
&NYS
IP0.35
7
IP0.35 TWP
TWP
Headlamp Sw2-Page 8A-100A
HEADLAMPS
Page -3/2/34WD Indicator Sw
TRANSFER CASE CNTRL
38A/C/D8A-
750
PPL/WHT1382.
TWP0.35IP
&NP1/NP8/NR4
POT251A-3 J2-B11
REF
Seo SwEXTERIOR LIGHTING
110F8A-Page -1
Qs41-Page 8A-45A
STEERING CONTROL
Hires Snsr Ref1-Page 8A-45B
STEERING WHEEL- HIRES SNSR
J4-B6251A-3
RTNPOT
TBC
CARGO/REAR WIPER
92A/103C/1168A-Page -1/1Frt Fog Lps Sw
MSR
43B8A-Page -1MSR Sw
7
IP0.35
251A-3 J1-B
TBC
750
ORN/BLK2090.
TWP
TWP
.1382PPL/WHT
50
0.35IP
1056.
TWP0.35IP
-JL4/NYS/Z55
750
GRA
0.35IP
&JL4/NYS/Z55
750
GRA1056.
TWP
BRKCLTCH0.35 TWP
.1382PPL/WHT
507
=&ZX3
PROD2 of 2
008351
k33117asheet1schematic $IVEDWORK/k33117a__008
2:31:31 pm
Tuesday, March 18, 2003-Y9103 XCK EAU
DIMMING CONTROL1 CKMCE
Rr Fog Lp On1-Page 8A-106A
FOG LAMPS
50
PPL/WHT1382.
TWP0.35IP
&T79
7
SA1056
15405512
hdlp_dim_swUPC FNA
004Blk Asm - Hdlp Sw
11 1213
1382.
TWP0.35IP
750
PPL/WHT
J1-E9 J1-F6
J5-B
1219392812193905
FNAUPC001mbec_1382
Blk Asm - Mbec Control Dimming
J1-E4
J1-E7
FOGLP_DIM1382
SEO_DIM1382
TBC_POTREF1056 HIRES_REF
QS4_DIM
ATC_DIM
RRFOG_IND
TBC_POTRTNTBC_DIMPOT
MSR_DIM
TBC_CTLDIMHDLP_DIM
Dimming Control (w/o Y91)
K33117a_008_02
D-175PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
IP
IP
IP
BRKCLTCH
230
230
230
230
230 230 230 230
230230SA230
IP
IP
IP IP
IP BODY HDLNR
230
/5XL/TRW&5G4/5Y0
Panel Set: 1
-1mbec_230a
CD Bklt1-Page 8A-153B
REMOTE CD PLAYER
SEO Sw
mbec_230bMbec Backlighting
117B8A-Page -1
Mbec Backlighting
117B8A-Page
1-Page 8A-152A
STEERING WHL CNTLSteering Whl Sw
1-Page 8A-110F
EXTERIOR LIGHTINGS
230.
TWP0.35IP
&YE9
750
BRN/WHT
Rear Wiper Sw1-Page 8A-92A/116A/B
REAR WIPER/WASHER/CARGO LP
40F GT 150 280IPD3
0.35BODY
&06/36&YE9
750
BRN/WHT230.
TWP
15359287
CONSOLED3
7
&06
IP0.35
1533641740M GT 150 280
TWP
.230BRN/WHT
50
Rr Hvac CntrRRHVAC
66A/B/69/A8A-Page -2
Rpa Disable Sw1-Page 8A-70A
REAR PARKING AID
HEATED SEATS
143A8A-Page -2Rr Htd Seat Sw
BRN/WHT50
7
&U1S
IP0.35 TWP
.230
2-Page 8A-19C
CIGAR /AUX PWRClock Analog7
50
BRN/WHT230.
TWP
Sir Sw3-Page 8A-47B
PSIR
0.35IP
&C99
Rr Window Sw2-Page 8A-120A
POWER WINDOWS
TWP
.230BRN/WHT
507
=&06/36&YE9&Y91#&53&Y91
HDLNR0.35
PWR SUNROOF
122A8A-Page -1Sunroof Sw
HEATED SEATS
143A8A-Page -1Lr Htd Seat Sw
Hdlp SwINTERIOR LIGHTING
114A/B8A-Page -4/31-Page 8A-43B
MSRMsr Sw
TWP
0.35IP
&Z75
750
BRN/WHT230.
TWP
1-Page 8A-45A
QS4Qs4 Sw
0.35IP
750
BRN/WHT230.
J1-D3J5-F
BRN/WHT50
7
&UM8
IP0.35
1219392812193905
FNAUPC001mbec_230a
Blk Asm - Mbec Backlighting (PWM)
J1-A11J1-C2
TWP
.230
010of 21
PROD CKMCE1DIMMING CONTROL(W/Y91)CK EAU X03 &Y91
Tuesday, January 21, 2003
3:44:20 pm
$IVEDWORK/k33117b__010schematic sheet1
k33117b221
TWP
.230BRN/WHT
507
=&ZX3
BRKCLTCH0.35
J1-D2
J10-F J4-A
153570301219392212193905
FNAUPC001mbec_230b
Blk Asm - Mbec Backlighting (PWM)
J1-A8
J1-B8
J1-C3
J1-C8
1-Page 8A-114A/B
INTERIOR LIGHTINGUgdo Sw
230.
TWP
VSES SwBRAKES
44A8A-Page -1
0.35CONSOLE
&06
750
BRN/WHT
BRN/WHT50
7
IP0.35
251A/B-3 J1-E
TBC
TWP
POWER WINDOWS
120A8A-Page -1Lr Window Sw
TWP
.2300.35
IP
&06/36&YE9
750
BRN/WHT230.
INFOTAINMENT
150C8A-Page -1
0.35IP
=&JL4-NR4/NW7
750
BRN/WHT230.
TWP
Radio
&NYS
0.35IP
750
BRN/WHT230.
TWP
230 RPA_BKLT RADIO_BKLT
Hvac Cntrl1-Page 8A- 60/65/68
HVAC
MBEC230230
230 SEO_BKLT
CDX_BKLT
SWC_BKLT
TBC_BKLT1
MBEC230
PSIR_BKLT
LRWIN_BKLT230
RRHVAC_BKLT230HVAC_BKLT230 VSES_BKLTFGCG_BKLT230
HDLPSW_BKLT
CLK_BKLT
RRSEAT_BKLT
SNRF_BKLT
230 LRSEAT_BKLT
MSR_BKLT
RRWIN_BKLT
UGDO_BKLTQS4_BKLT
Dimming Control (w/Y91)
K33117b_010_01
D-176PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
36 4
REFDIMMING
RTNPOTPOT5V
1382
1382
1382
IP
IP
BRKCLTCH
IP1382
SA1382
1382
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
117-3DIM CNTRL
HDLPINT LTS
POA HDLP SWITCH
&JL4/NYS/Z55
&JL4/NYS/Z55 -JL4/NYS/Z55
&JL4/NYS/Z55 -JL4/NYS/Z55
PART#
114-3100-2
Panel Set: 2
PAGE 8A-
=&ZX3
750
PPL/WHT
1382.
TWP0.35BRKCLTCH
0.35 TWP
.1056GRA
507
-JL4/NYS/Z55
IP
J2-B11251A/B-3POT
PPL/WHT1382.
REF
TWP0.35IP
&Z75
750
POTDIM
251A/B-3 J3-B8
TBC
J1-B251A/B-3
Hires Snsr Ref1-Page 8A-45B
STEERING WHEEL-HIRES SNSR
MSR Sw1-Page 8A-43B
MSRBlk Asm - Hdlp Sw
004FNAUPC
hdlp_dim_sw
15405512
11 1213
0.35IP
750
PPL/WHT1382.
TWP
STEERING CNTRLS
45A8A-Page -1QS4 Control Dimming
X03 &Y91
Tuesday, January 21, 2003
3:44:20 pm
$IVEDWORK/k33117b__010schematic sheet1
k33117b221
010of 22
PROD CKMCE1DIMMING CONTROL(W/Y91)CK EAU
750
GRA1056.
TWP
SA1056
001mbec_1382Blk Asm - Mbec Control Dimming
J1-E4
J1-E7 J1-E9 J1-F6
J5-B
0.35IP
&JL4/NYS/Z55
TWP
.2090ORN/BLK
507
IP0.35
1219392812193905
FNAUPC
8A-92A/103C/116A
CARGO/REAR WIPER
TBC
POTRTN
251A/B-3 J4-B6
IP0.35
Headlamp Sw2-Page 8A-100A
HEADLAMPS
Cargo Frt Fog Lps1-Page
TWP0.35IP
7
TWP
.1382PPL/WHT
507
50
GRA/BLK2226.
REAR PARKING AID
70A8A-Page -1RPA Disable Sw
1382PPL/WHT
507
&NYS
IP0.35 TWP
.
TWP
.1056GRA
507
&JL4/NYS/Z55
IP0.35
1382 FOGLP_DIM
TBC_POTREFHIRES_REF1056
HDLP_DIM QS4_DIM RPA_DIM
TBC_POTRTNTBC_DIMPOT
MSR_DIM
TBC_CTLDIM
Dimming Control (w/Y91)
K33117b_010_02
D-177PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 1
A
B
0.35IP
=&06/36/43#&03/53&YE9
750
ORN1732.
TWP
8A-Page -1Mbec 1732
12047662
001FNAUPC
glvbox_lampLamp Asm-Glove Box
Gnd Zone #1016-Page 8A-14A
INTERIOR LIGHTING
114A/B
1 CKMC03PROD1
GND DIST
1050 GBOXLP_GND
GBOXLP_FD
00463
k33118asheet1schematic $IVEDWORK/k33118a__004
12:24:59 pm
Thursday, March 14, 200203 XCK EAU
COMPARTMENT LAMPS
Compartment Lamps
K33118a_004_01
D-178PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 1
CAMPER EXTA
1
BETA2 CKMC031CAMPER WIRINGCK EAU X03 &UY1
Wednesday, June 6, 2001
11:10:04 am
$IVEDWORK/k33119c__001schematic sheet1
k33119c13
001
A
Blunt CutA
Blunt CutA
120201141M M/P 280
J228 Blunt CutA
Blunt CutA
Blunt Cut
Blunt CutA
Blunt CutA
Blunt CutA
SA22
CAMPER7
50
BLU LT1620.
GPT0.8
5.0 GPT
.22
5019
CAMPER
.
GPT3.0CAMPER19
50
WHT22.
GPT5.0
CAMPER19
50
BLU DK47
SA47
GPT
.47BLU DK
5019
CAMPER3.0
CAMPER7
0.8 GPT
.1624GRN LT
507
CAMPER
CAMPER1.0
SA1624
50
GRN LT1624.
GPT0.8
1.0CAMPER
750
BRN
GPT
.2109BRN
507
GPT0.8CAMPER
7
SA2109
2109.
GPT
CAMPER0.8 GPT
.1619GRN DK
50
50
GRN DK1619.
SA1619
7
.
GPT
507
CAMPER0.8 GPT
.1618YEL
742.
SA1618
0.8CAMPER
750
YEL1618
EF G
SA742
GPT3.0CAMPER
1950
RED
Camper Inline Connector
FNAUPCcamper_inl_conn
15317327
001
AB C D
3.0 GPT
.742RED
5019
CAMPER
22
CP_22
(Page 2)
(Page 2)
CP_47
47
1624
CP_1624
(Page 2)
(Page 2)
CP_2109
2109
1619
CP_1619
(Page 2)
(Page 2)
CP_1618
1618
742
CP_742
(Page 2)
Trailer and Camper Wiring
K33119c_001_01
D-179PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
schematic sheet1
k33119c13
001Panel Set: 2
BRN50
7
CAMPER
2
BETA2 CKMC031CAMPER WIRINGCK EAU X03 &UY1
Wednesday, June 6, 2001
11:10:04 am
$IVEDWORK/k33119c__001
1.0 GPT
.2109
1950
RED742.
GPT3.0
0.8 GPT
.1618YEL
507
CAMPER
CAMPER
7
CAMPER
50
BLU DK47.
GPT3.0
0.8 GPT
.1624GRN LT
50
5.0 GPT
.22WHT
5019
CAMPER
CAMPER19
FG
CAMPER7
50
GRN DK1619.
GPT0.8
(Page 1)
(Page 1)
CP_742
002
15354653
trlr_inln_connUPC FNA
Trailer Inline Connector
A BCDE
(Page 1)
CP_22
CP_47
(Page 1)
(Page 1)
CP_1624
CP_2109
(Page 1)
(Page 1)
CP_1619
CP_1618
Trailer and Camper Wiring
K33119c_001_02
D-180PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
CLASS-2:N/A
CAMPER HEAVY DUTY EXPORT
FEATURES:TRAILER HARNESSES:
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
schematic sheet1
k33m_misc49
0071
X CKMC030MiscellaneousPROJECT C/K EAU03
Friday, September 21, 2001
1:04:30 pm
$IVEDWORK/k33m_misc__007
CAMPER TRAILERING
CAMPER INLINE
1620 CKT TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
1624 CKT
2109 CKT
1619 CKT
1618 CKT
47 CKT
RPO = UY7 & Z82
742 CKT
TRAILER INLINE CONN
1750 CKT
RPO = Z82503 TRAILER CONN
1050 CKT
EXPORT TRAILERING
PK LMP
CHMSL
2409 CKT
GND
STUD2
MBEC
47 CKT
BATTVeh CHMSL
FLASHERLT TRLR
2109 CKT
BATTSTUD2
TRLR JMPR BLUNT CUT
ZONE 17GND
STUD1BATT
TRLR JMPR BLUNT CUT742 CKT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
1750 CKT
TRLR JMPR BLUNT CUT
TRLR JMPR BLUNT CUT
RT TRLRFLASHER
IGN3TRLR B/U
TRLR PARKBATT
GNDZONE 10
1618 CKT
36 SERIES
UTILITY
35 SERIES
1624 CKT
1619 CKT
1620 CKT
242 CKT
Intpk/RfmkrBATT
GNDZONE 16
1550 CKT
ZONE 15GND
1650 CKT
47 CKT
HEAVY DUTY TRAILERING
ZONE 16GND
1550 CKT
503 TRAILER CONNRPO = Z82
ZONE 17GND
STUD1BATT
47 CKT
1620 CKT
242 CKT 1618 CKT
RPO = UY7 & Z82TRAILER INLINE CONN
1624 CKT
1619 CKT
2109 CKT
FLASHER
FLASHERLT TRLR
RT TRLR
IGN3TRLR B/U
TRLR PARKBATT
1650 CKT
35 SERIES
UTILITY
36 SERIES
742 CKT
1750 CKT
47 CKT
RPO = UY7
GNDZONE 15
RPO = Z82
RPO = UY7
BATTSTUD2
TRLR JMPR BLUNT CUTFOR ELEC BRAKE MDL
FOR ELEC BRAKE MDLTRLR JMPR BLUNT CUT
FOR ELEC BRAKE MDLTRLR JMPR BLUNT CUT
242 CKT
1050 CKT
TRLR JMPR BLUNT CUTFOR ELEC BRAKE MDL
MBEC
Trailer and Camper Wiring
K33m_misc_007
D-181PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
6040
LOCKS
A
B12092077
20A
842
IP BODY LFDOOR IP BODY IP IP BODY BODY IP694
6040 6040 1050
87A
Door Unlock Relay Driver Unlock Relay
30
85
86
87 87A
12077866
1050
J1-
J3-
J4-294 1391
SA6040
SA1050
SA294SA295
Door Lock Relay
30
85
86
87 87A
12077866 12077866
30
85
86
87
295 295 295
295
245
294
294 294
6040 6040 1050 6040 6040 1050
244 295
Panel Set: 1
7
&06/36/43
BODY0.8 TWP
.295GRA
50
BODY
&06/36/43
750
TAN294.
TWP0.8
IP7
50
GRN LT1391.
TWP0.35
J2-A7251A-1
TBC
DRVR DOORUNLK (LSD)
DOOR LOCKRLY (LSD)
TBC251A-1 J2-A6
283
0101
PROD CKMCE1POWER DOOR LOCKS BASE (W/O DDM/PDM)CK EAU X03 &AU3-YE9
Tuesday, September 24, 2002
12:34:20 pm
$IVEDWORK/k33130a__010schematic sheet1
k33130a
0.8 TWP
.294TAN
507
&06/36/43
BODY
DOOR LOCKS
130A8A-Page -2Driver Miniwedge
750
GRA295.
TWP0.8BODY
&06/36/43
294.
TWP0.8IP
750
TAN
BODY
&ZW9
750
GRA295.
TWP0.8
POWER DIST
20A
Locks (Lh Bec)17/9
J4-EJ4-FJ4-K J4-L
-Page 8A- 10A/B
J1-A2 J1-A4 J1-B6J1-C9 J1-D11J3-C
153287681219403512193906
FNAUPC003lbec_295
Blk Asm - Base Power Doors
TWP0.35
GND DISTGnd Zone #10(Lbec 1050)
7-Page 8A-14A
IP7
50
BLU LT244.
Cargo Door LockSIDE CONTACT PLATES
129A8A-Page -1
RLY (LSD)DOOR UNLK
TBC251A-1 J2-A3
0.8 TWP
.295GRA
507
IP
.245BLU DK
507
IP0.35 TWP
Cargo Door UnlockSIDE CONTACT PLATES
129A8A-Page -1
UNLK_DRVR
CGO_DRLK
(Page 2)
LFDR_LK
295
CGO_DRUNLK294
LKUNLK_RLY1050 DRLK_GND
DRLOCK_RLYDRV_UNLOCK
DRUNLK_RLY
LRDR_LK
(Page 3)
RRDR_LK
(Page 3)
(Page 2)
RFDR_LK
(Page 3)
LRDR_UNLK
294
RRDR_UNLK
(Page 3)
RFDR_UNLK
(Page 2)
Power Door Locks: Base (w/o DDM/PDM)
K33130a_010_01
D-182PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
IP
RFDOOR
IP
RFDOOR
IP
RFDOOR
295 294 746
M
IP
LFDOOR
745
LFDOOR694
130-3
DRLK
POA MINIWEDGE
POA MINIWEDGE
PART#
PART#
DRLKPAGE 8A-
Panel Set: 2
130-2PAGE 8A-
J3-B
LOCK
J1-B
J2-A
RTNAJAR
J2-C
AJARKEYRTN
J3-A
KEYUNLOCK
15366027J2-
001pass_frnt_wedgePass Miniwedge
UPC FNAJ1- 15300027
J3- 12052642UNLOCK
J1-A
TWP
.745GRA/BLK
507
=-YE9
LFDOOR0.35
(WUFR)LFDOOR
251A-1 J4-B4
TBC
TWP
.746BLK/WHT
507
=-YE9
RFDOOR0.3550
TAN294.
TWP0.8
(WUFR)RFDOOR
251A-1 J4-A5
TBC
RFDOOR7
14A8A-Page -9Gnd Zone #10
GND DIST
2
PROD CKMCE1POWER DOOR LOCKS BASE (W/O DDM/PDM)CK EAU X03 &AU3-YE9
Tuesday, September 24, 2002
12:34:20 pm
$IVEDWORK/k33130a__010schematic sheet1
k33130a283
010
295.
TWP0.8RFDOOR
750
GRA
14A8A-Page -7Gnd Zone #10
GND DIST
J2-D J3-A
RTNKEY KEY
J3-B
UNLOCKJ2- 15366025
12052642J3-
15300027J1-FNAUPC
Driver Miniwedgedrv_front_wedge 001
J1-A
UNLOCK
J1-B
LOCK
AJAR
J2-B
AJARRTN
50
BLK/WHT746.
TWP0.35IP
=-YE9
7
J1-7A J1-7D
J2-EJ7-A J7-D
121939221219393015401495
FNA12H001rbec_294
Blk Asm-Rbec Pass Miniwedge
J1-2E
7
LFDOOR0.8 TWP
.295GRA
50
Blk Asm - Base Power Doorslbec_694 001UPC FNA
12194035
J3-F
Driver Unlock Relay1-Page 8A-130A
DOOR LOCKS
LFDOOR7
50
TAN694.
TWP0.8
1219403512193906
FNAUPC001lbec_745
Blk Asm - Drv Miniwedge
J1-F4
J3-K
0.35IP
=-YE9
750
GRA/BLK745.
TWP
295
RFDR_LK
(Page 1)294(Page 1)
RFDR_UNLK
UNLK_DRVR
LFDR_AJAR
LFAJAR_GND1050
RFAJAR_GND1050
RFDR_AJAR
(Page 1)
LFDR_LK
Power Door Locks: Base (w/o DDM/PDM)
K33130a_010_02
D-183PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M MM
Panel Set: 3
PART#130-4
POA MINIWEDGEPAGE 8A- PAGE 8A-
DRLK
POA MINIWEDGE
130-4PART#DRLK
J2-D
15366025J2-
001lr_wedgeLR - Door Miniwedge
UPC FNA
J1- 15300027
J1-A
UNLOCK
LOCK
J1-B
AJAR
J2-B
AJARRTN
TAN50
7
&06/36/43
LRDOOR0.8 TWP
.294
H BODY10F M/P 150 28012177259
3
N
010283
k33130asheet1schematic $IVEDWORK/k33130a__010
12:34:20 pm
Tuesday, September 24, 2002&AU3-YE903 XCK EAU
POWER DOOR LOCKS BASE (W/O DDM/PDM)1 CKMCEPROD
MNCargo Door Unlock
1-Page 8A-129A
SIDE CONTACT PLATES
50
TAN294.
TWP0.8DRCGOR
=&06&ZW9
7
N
N
14A8A-Page -13Gnd Zone #11
GND DIST
17M M/P MXD12177258
H
295.
TWP0.8LRDOOR
&06/36/43
7
RRDOOR
50
GRA
BODY10F M/P MXD12177259
P
LRDOOR17M M/P 150 28012177258
H
GND DIST
0.8 TWP
.1150BLK
507
&06/36/43
LRDOOR
AJAR
14A8A-Page -11Gnd Zone #12
15300027J1-
FNAUPC
RR - Door Miniwedgerr_wedge 004
J1-A
UNLOCK
J1-B
LOCK
J2-A
RTNAJAR
J2-C
TWP
.747BLU LT/BLK
507
&06/36/43
RRDOOR0.35
15366027J2-
0.8BODY
=&06/36/43-YE9
750
BLK1150.
TWP
507
=&06&ZW9
DRCGOR0.8
BODY
=&06/36/43-YE9
750
BLU LT/BLK747.
TWP
TWP
.295GRA
0.35
1217725910F M/P 150 280BODYP
M12177259
H BODY10F M/P MXD
50
BLK1150.
TWP0.8RRDOOR
&06/36/43
7
LRDOOR0.35 TWP
.747BLU LT/BLK
507
&06/36/43
LRDOORP
M
750
TAN294.
TWP0.8
1217725817M M/P 150 280
0.8 TWP
.295GRA
507
&06/36/43
RRDOOR
RRDOOR
&06/36/43
-Page 8A-129A
SIDE CONTACT PLATES
0.35BODY
=&06/36/43-YE9
750
GRN LT/BLK748.
TWP
Cargo Door Lock1
0.8 TWP
.1250BLK
507
=&06/36/43-YE9
BODY
UPC
Mtr - Cargodoor_lk_mtr
12077900
001
A
B
FNA
M
(WUFR)LRDOOR
251A-1 J6-A3
TBC
(WUFR)RRDOOR
251A/B-2 J6-A2
TBC
12177258P RRDOOR
17M M/P MXD
LRDR_AJAR RRDR_AJAR
LRAJAR_GND RRAJAR_GND
MTR_DRUNLK
MTR_DRLK
294(Page 1)
LRDR_UNLK
(Page 1)
LRDR_LK
295 295
RRDR_LK
(Page 1)
RRDR_UNLK
(Page 1)294
Power Door Locks: Base (w/o DDM/PDM)
K33130a_010_03
D-184PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
LO
CK
UN
LO
CK
RFDOOR
IP
1851
195194
RFDOOR RFDOOR
IP IP
D E
LK
F
Panel Set: 4schematic $IVEDWORK/k33130a__010
12:34:20 pm
Tuesday, September 24, 2002&AU3-YE903 XCK EAU
POWER DOOR LOCKS BASE (W/O DDM/PDM)1 CKMCEPROD
4
Sw Asm - Pass Lockdoor_lock_swUPC FNA
002
12064860
UNLK
AB
010283
k33130asheet1
TWP0.35RFDOOR
750
BLU LT195.
.
TWP0.35RFDOOR
750
BLK/WHT1851
0.35 TWP
.1050BLK
507
RFDOOR
(Mbec 1851)11-Page 8A-14A
GND DIST
Door Lock Sw1-Page 8A-117A
DIMMING CNTRL
7
RFDOOR0.35 TWP
.194WHT
50
12H001rbec_194
Blk Asm-Rbec Pass Side Lock
J1-7E J1-7F
J7-E J7-F
14A8A-Page -9Gnd Zone #10
GND DIST
1219392215401495
FNA
J2-C
1219393015401495
FNA12H001rbec_1851
Blk Asm-Rbec Pass Lock Gnd
J1-2C
1851 RFDRLK_GND
(Page 5)
UNLK_194
194
195
LK_195
(Page 5)
RFBKLT_GND
PASS_LKSW230
Power Door Locks: Base (w/o DDM/PDM)
K33130a_010_04
D-185PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
194194195195
195 194
SA195 SA194
BODY LFDOORBODYLFDOOR
IP IP
LO
CK
UN
LO
CK
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
LFDOOR1851
Panel Set: 5
(WUF)LOCK SW
J4-B5251A-1
TBC
DIMMING CNTRL
117A8A-Page -1Door Lock Sw
IP7
50
BLU LT195.
TWP0.35
750
BLU LT195.
TWP0.35LFDOOR
LFDOOR
BLK/WHT50
7
&AU3-YE9
LFDOOR
0.35 TWP
.194WHT
507
0.35 TWP
.1851
BLU LT50
7
IP
J1-D9
J3-BJ3-J J4-D J4-M
0.35 TWP
.195
TBC251A-1 J4-B10
UNLK SW(WUF)
Blk Asm - Drv/Pass Door Swlbec_195 001UPC FNA
121939061219403515328768
J1-B11
7
IP0.35 TWP
.194WHT
50
LK
F
Sw Asm - Driver Lockdoor_lock_swUPC FNA 12064860
002UNLK
AB
D E
7
LFDOOR
IP7
50
WHT194.
TWP0.35
0.35 TWP
.230BRN/WHT
50
Lbec7-Page 8A-14A
GND DIST
J3-M
110A/B8A-Page -3Flasher Asm
EXTERIOR LIGHTING
001FNAUPC
lbec_1851Blk Asm - Flasher
12194035
283
k33130asheet1schematic $IVEDWORK/k33130a__010
12:34:20 pm
Tuesday, September 24, 2002&AU3-YE903 XCK EAU
POWER DOOR LOCKS BASE (W/O DDM/PDM)1 CKMCEPROD
5
010
FLS_GND
1050 LFBKLT_GND
194(Page 5)
DRV_SIDE
UNLK_194
(Page 4)
(Page 4)
LK_195
TBC_LKSW1 TBC_UNLKSW1
(Page 5)
DRV_SIDE
DRV_LKSW
Power Door Locks: Base (w/o DDM/PDM)
K33130a_010_05
D-186PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
6040
LOCKS
A
B 12092077
20A
842
IP BODY BODY IP BODY BODY
10506040 6040
12077866
30
85
86
87 87A
Rear Door Unlock Relay
1050
254 294
294 294
SA6040
SA295 SA294
SA1050
Rear Door Lock Relay
30
85
86
87 87A
12077866
6040 6040 1050
255 295
295 295
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
Panel Set: 1
J2-A6REAR DOORLK RLY (LSD)
TBC251B-1
&E52
7
BODY
&06/36/43
750
TAN294.
TWP0.8
50
GRA295.
TWP0.8BODY
.294TAN
507
&06/36/43
BODY0.8 TWP
&06/36/43
IP0.35 TWP
.255GRA/BLK
507
14A8A-Page -7Gnd Zone #10(Lbec 1050)
GND DIST
1-Page 8A- 129A
SIDE CONTACT PLATESCargo Door Unlock
50
GRA295.
TWP0.8
0.8 TWP
.294TAN
507
&E52
BODY
BODY
&06/36/43
7
0.8 TWP
.295GRA
507
&06/36/43
BODY
12:53:13 pm
Tuesday, September 24, 2002&YE903 XCK EAU
POWER DOOR LOCKS UPLEVEL (W/DDM/PDM)1 CKMCEPROD
1
011204
k33130bsheet1schematic $IVEDWORK/k33130b__011
J1-A2 J1-A4 J4-EJ4-FJ4-KJ4-L
1532876812193906
FNAUPC003lbec_294
Blk Asm - Uplevel Power Doors
TWP0.35IP
&06/36/43
750
TAN/BLK254.
17/9Locks (Lbec)
20A
POWER DIST
10A/B8A-Page -
507
&ZW9
BODY
1-Page 8A- 129A
SIDE CONTACT PLATESCargo Door Lock
0.8 TWP
.295GRA
J2-A3251B-1
TBC
UNLK RLY (LSD)REAR DOOR
CGO_DRLK295 CGO_DRUNLK294
DRLK_GND1050LKUNLK_RLY
(Page 3)
GATE_UNLK
GATE_LK
(Page 3)
(Page 4)
LRDR_LK
(Page 4)
RRDR_LK
LRDR_UNLK
(Page 4)
(Page 4)
RRDR_UNLK
294
RRDR_LKRLY RRDR_UNLKRLY
Power Door Locks: Uplevel (w/ DDM/PDM)
K33130b_011_01
D-187PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
M
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
PART#DRLK
POA MINIWEDGE
Panel Set: 2
PAGE 8A-130-2
50
TAN294.
TWP0.35LFDOOR
7
(WUF)KEYUNLK
J2-15254A-1
7
LFDOOR0.35 TWP
.295GRA
50
DDM254A-1 J2-18
AJAR(GND)DRTN2
J2-3254A-1
LFDOOR7
50
GRA/BLK745.
(GND)DRTN1
J2-2254A-2
TWP0.35
(HSD/LSD)UNLOCK
J2-20254A-1
0.35LFDOOR
750
GRN LT262.
TWP
J3-A
RTNKEY
J3-B
UNLOCK
J1-15366025J2-
J1-A
UNLOCK
J1-B
LOCK
J2-B
AJAR
J2-D
RTNAJAR KEY
DDM254A-1 J2-21
LOCK(HSD/LSD)
FNAUPC
Driver Miniwedgedrv_front_wedge 001
12052642J3-
15300027
TWP
.1183BRN
507
LFDOOR7
LFDOOR0.35 0.35 TWP
.536BLU DK
50
011204
k33130bsheet1schematic $IVEDWORK/k33130b__011
12:53:13 pm
Tuesday, September 24, 2002&YE903 XCK EAU
POWER DOOR LOCKS UPLEVEL (W/DDM/PDM)1 CKMCEPROD
2
DRKEY_UNLKDRV_DRUNLK
DRV_DRLK
LFAJAR_RTN DRKEY_RTNDRV_DRAJAR
Power Door Locks: Uplevel (w/ DDM/PDM)
K33130b_011_02
D-188PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M
M
M
253A-1 J2-11
UNLOCK(HSD/LSD)
DRLKPART#
Panel Set: 3
UTILITY
PU
POA MINIWEDGE
UTILITY
PU
130-2PAGE 8A-
TWP
.294TAN
507
=&06&ZW9
DRCGOR
SIDE CONTACT PLATES
129A8A-Page -1Cargo Door Lock
0.8
.294TAN
507
=&06&E52
EGATEXT
A
B
0.8 TWP
.295GRA
507
=&06&ZW9
DRCGOR
001
12077900
lift_gate_mtrMtr-Lift Gate
UPC FNA
0.8 TWP
0.35 TWP
.294TAN
507
RFDOOR
PDM253A-1 J2-10
LOCK(HSD/LSD)
RFDOOR7
50
GRA295.
TWP0.35
BODY3M M/P 15012064759
A
Tuesday, September 24, 2002&YE903 XCK EAU
POWER DOOR LOCKS UPLEVEL (W/DDM/PDM)1 CKMCEPROD
3
15355586
F
011204
k33130bsheet1schematic $IVEDWORK/k33130b__011
12:53:13 pm
BODY12F GT 280
.
TWP0.35
265GRN LT
507
&06/36
RFDOOR RFDOOR
&03/43/53
750
GRN LT265
RFDOOR0.35 TWP
.1178GRN DK
507
0.35 TWP
.
TWP0.8
ENDGATED
EGATEXT
=&06&E52
750
GRA295.
8F M/P 150EGATE EXT
12047886
D
120456888M M/P 150
J2-20253A-3(GND)
DRTNR1
0.8 TWP
.295GRA
507
=&06&E52
ENDGATE
RFDOOR3F M/P 15012064758
A
BLU LT50
RFDOOR0.35 TWP
.537
8A-Page -1Cargo Door Unlock
SIDE CONTACT PLATES
129A
0.35BODY
&06&ZW9
750
GRN LT265.
TWP
15326018F
(WUF)KEYUNLK
J2-24253A-3
PDM
EGATE EXT12M GT 280
C
1-Page 8A-129A
SIDE CONTACT PLATESCargo Door Key Unlock Sw
(GND)DRTNR2
J2-6253A-3
12047886
EGATE EXT8F M/P 150CENDGATE8M M/P 15012045688
PDM253A-3 J2-5
DOORAJAR
TWP
.265GRN LT
507
&06/36
RFDOORTWP0.35
SA265
0.35RFDOOR
&06/36
750
GRN LT265.
50
TAN294.
TWP0.8
12077900
door_lk_mtrMtr - Cargo
UPC FNA
A
B
ENDGATE
=&06&E52
7
001
J3-B
LOCK
J1-B
J2-A
RTNAJAR
J2-C
AJARKEYRTN
J3-A
KEYUNLOCK
001pass_frnt_wedgePass Miniwedge
UPC FNAJ1- 15300027
J3- 1205264215366027J2-
UNLOCK
J1-A
EGATE EXTE
1535558612F GT 280BODYE
1532601812M GT 280
0.35RFDOOR
750
BLK/WHT746.
TWP
294(Page 1)
GATE_UNLK
PASSKEY_UNLK
(Page 1)
GATE_LK
295
MTR_DRLK
PASSKEY_RTNPASS_DRAJARRFAJAR_RTNPASS_DRLK PASS_DRUNLK
CGO_KEY
MTR_DRUNLK
Power Door Locks: Uplevel (w/ DDM/PDM)
K33130b_011_03
D-189PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
M M130-3
PAGE 8A-
Panel Set: 4
DRLK 130-3PAGE 8A-
POA MINIWEDGEPART#DRLK
POA MINIWEDGEPART#
$IVEDWORK/k33130b__011
12:53:13 pm
Tuesday, September 24, 2002&YE903 XCK EAU
POWER DOOR LOCKS UPLEVEL (W/DDM/PDM)1 CKMCEPROD
4
0.35 TWP
.747BLU LT/BLK
507
&06/36/43
RRDOOR
011204
k33130bsheet1schematic
0.35 TWP
.747BLU LT/BLK
507
&06/36/43
BODY
M
M
10F M/P MXDBODYP12177259
BODY
&06/36/43
750
GRN LT/BLK748.
TWP0.35
50
GRA295.
TWP0.8
M
RRDOOR
&06/36/43
7
RRDOOR
&06/36/43
750
BLK1150.
TWP0.35
1217725817M M/P MXDRRDOORP
J2-D
RTNAJAR 15300027J1-
FNAUPC
LR - Door Miniwedgelr_wedge 001
J2- 15366025
J1-A
UNLOCK
J1-B
LOCK
J2-B
AJAR
LRDOOR17M M/P 150 28012177258
H
0.35
RRDOOR
J6-A2251A-2
TBC
(WUFR)
BODY
&06/36/43
750
BLK1150.
TWP
7
&06/36/43
LRDOOR
LRDOOR17M M/P 150 28012177258
P
0.35 TWP
.1150BLK
50
0.8 TWP
.295GRA
507
&06/36/43
LRDOOR
294.
TWP0.8
N
10F M/P 150 28012177259
P
LRDOOR
&06/36/43
750
TAN
N
BODY
14A8A-Page -13Gnd Zone #11
GND DIST
TBC251A-2 J6-A3
LRDOOR(WUFR)
12177259H BODY2
10F M/P 150 280
N
AJAR
J2-C
15300027J1-
FNAUPC
RR - Door Miniwedgerr_wedge 004
J2- 15366027
J1-A
UNLOCK
J1-B
LOCK
AJARRTN
J2-A
TAN50
7
&06/36/43
RRDOOR0.8 TWP
.294
N
14A8A-Page -12Gnd Zone #12
GND DIST
MBODY210F M/P MXD12177259
H
0.35 TWP
.1250BLK
507
&06/36/43
BODY
12177258
H
LRDOOR
&06/36/43
750
BLU LT/BLK747.
TWP0.35
RRDOOR17M M/P MXD
RRDR_AJAR
LRAJAR_GND RRAJAR_GND
LRDR_AJAR
295
LRDR_LK
(Page 1)
LRDR_UNLK
(Page 1)294
(Page 1)
RRDR_LK
295
294(Page 1)
RRDR_UNLK
Power Door Locks: Uplevel (w/ DDM/PDM)
K33130b_011_04
D-190PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
TA
MP
ER
HA
LL
SE
CU
RIT
Y
274
HA
LL
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
PASS KEY III
IGNSW
110-1
114-3
114-3KEYMNDR
040-1
HORN 040-1SIR 047-2
BEAMSW
PASSLOCK 133-1PASSKEY
PASSLOCK 133-1
133-1
IGNSWPART#
091-1
PART#
SIR 047-2
CRUISE010-1034-1
PAGE 8A-POA STEERING COLUMN
034-1
TRNHZ 110-1
110-5
110-5KEYMNDR
133-1
WIPER
091-1TRNHZ
POA STEERING COLUMN
PASSKEY
HORN
010-1
BEAMSW
Panel Set: 1
NOTE: POWER SOUNDER & HOOD OPEN SW
TO COME:
PAGE 8A-
CRUISE
WIPER
251A/B-4 J2-A11
PLPWR
BLK50
7
IP0.35 TWP
.1835
IP
&T89
750
PNK1020.
TWP0.35B27
DATA
B28
PWR
B29
passlock_snsr 003STRG Col Asm - Passlock Sw
UPC FNA
15417597ANALOGRTN
PLRTN
J2-B7251A/B-4
passkey_snsr 002STRG Col Asm - Passkey
UPC FNA
15417597
C5C6 C7
STRG COL ASM
110A/B8A-Page -8/7Turn/ Hazard Sw
Hires Snsr
0.35 TWP
.1140ORN
507
&T89
IP
STEERING WHEEL-HIRES SNSR
45B8A-Page -1
007164
k33133asheet1schematic $IVEDWORK/k33133a__007
9:20:18 am
Thursday, August 8, 200203 XCK EAU
THEFT DETERRENT CONTENT1 CKMC03PROD
1
-Page 8A-10A/B
POWER DIST
10A
TBC Batt Fuse (Uh Bec)8/3
1-Page 8A-55A
SERIAL DATA LINKClass II
IP
-T89
750
YEL1836
14/12IGN0 Fuse (Uh Bec)
10A
POWER DIST
10A/B8A-Page -
507
-T89
IP0.35 TWP
.812RED/WHT
.
TWP0.35
(A/D)PLDAT
J3-A6251A/B-4
TBC
PKEY_GND1851
1807 CL2_PKEY PKEY_PWR
PKEY_IGN0
PASS_LKDATA PASS_LKRTNPASS_LKPWR
HIRES_RTN1851
Theft Deterrent Content
K33133a_007_01
D-191PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 2
GND DIST
14A8A-Page -15Gnd Zone #14 (1450 Splice)
A
B
lift_glass_ajar 001Lift Glass Ajar
UPC FNA
12052644
GND DISTGnd Zone #14 (1450 Splice)
15-Page 8A-14A
12045688A
&06&E52
750
PNK/BLK1303.
TWP0.35EGATEXT
ENDGATE8M M/P 150
PNK/BLK50
7
&06&E52
ENDGATE7
50
PNK/BLK1303.
TWP0.35 0.35 TWP
.1303
ENDGATE
&06&E52
750
PNK/BLK1303.
TWP0.35ENDGATE
&06&E52
UPC001eau_gate_ajar
L-Gate Ajar
A
B
12052644FNA
SA1303
ENDGATE0.35 TWP
.1303PNK/BLK
507
&06&E52
8A-14A
EGATE EXT8F M/P 15012047886
A
eau_gate_ajar 001R-Gate Ajar
UPC FNA
12052644
A
B
GND DISTGnd Zone #14 (1450 Splice)
15-Page 1-Page 8A-92A
REAR WIPER/WASHERRR Wiper Mtr
CK EAU
THEFT DETERRENT CONTENT1 CKMC03PROD
2
TWP
.1303PNK/BLK
507
&06&E52
ENDGATE0.35
8A-129A
SIDE CONTACT PLATES
007164
k33133asheet1schematic $IVEDWORK/k33133a__007
9:20:18 am
Thursday, August 8, 200203 X
RRWPR_PRK
GATE_AJAR
RH Side1-Page
1450 RGATE_GNDLGATE_GND14501450 LGLASS_GND
Theft Deterrent Content
K33133a_007_02
D-192PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
CRUISE
ETC044-3VSES
POA STEERING COLUMN
152-1
034-1
021-2
110-3BTSI
KEY/TOW
EXT LGT
PART# PAGE 8A-
SWCHDLP 100-2
133-3
138-1
Panel Set: 3
keyin_towhall 004STRG Col Asm - Keyin/Towhall Sw
UPC FNA
15417597
B25 B5
TBCJ4-A1251A/B-1
KEYIN(WUFR)
Turn/Haz Sw8/7-Page 8A-110A/B
EXTERIOR LIGHTING
50
BLU LT553.
TWP0.35IP
7
J3-B11
TRANS(DI)
TBC
251A/B-3
7
IP0.35 TWP
.80GRN LT
50
007164
k33133asheet1schematic $IVEDWORK/k33133a__007
9:20:18 am
Thursday, August 8, 200203 XCK EAU
THEFT DETERRENT CONTENT1 CKMC03PROD
3
KEY_TOW_GND1851
TOWHALL_SWTBC_KEYIN
Theft Deterrent Content
K33133a_007_03
D-193PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISION ORGANIZATION
584
ENG
IP
BTSIB
A 10A
275
030-1
PART#POA NSBU SW
110-8
START020-11
PAGE 8A-
152-1
021-2
PASSLOCK
138-1BTSI
138-1BTSI
045-1HIRES
PART#
ECM/PCM
ETC
010-10020-7
PAGE 8A-
CRUISE
STEERWHL
034-1HORN 040-1
POA STEERING COLUMN
133-1
WIPER
PART#BTSISTOP
138-1110-2
PAGE 8A-POA ZAB SW
TCC 044-2
PART#BTSISTOP
138-1110-2
PAGE 8A-POA ZAB SW
-JF4JF4
JF4 -JF4
IGNSWECM
091-1HDLP 100-2TRNHAZ
Panel Set: 1
7
&JF4
IP0.35
IP
-JF4
750
GRN DK/WHT1135.
TWP
IP
15336209
D
0.35 TWP
.1135GRN DK/WHT
50
18M GT MXDA9
12F GT 150/280BRKCLTCH
15336205
D
12M GT 150/280
BRKCLTCH
1530469218F GT MXD
A9IP
15336468
0.35IP
&JF4
750
GRN LT/BLK584.
TWP
12M GT 150/280IP
15336209
E
7
-JF4
IP0.35 TWP
.584GRN LT/BLK
50
BRKCLTCH
1533620512F GT 150/280
E18F GT MXD
A7
18M GT MXDIP
15336468
A7
507
-JF4
BRKCLTCH0.35 TWP
.1135GRN DK/WHT
BRKCLTCH
15304692
50
GRN DK/WHT1135.
TWP0.35BRKCLTCH
&JF4
7
UPC FNA
12040551
001
E
BTSIPOLE
F
TWP
.584GRN LT/BLK
507
&JF4
BRKCLTCH0.35 0.35
BRKCLTCH
-JF4
7
002
12040551
FNAUPC
btsi_pole_sw2Zab Sw Asm-BTSI (W/JF4)
A
POLEBTSI
B
Zab Sw Asm-BTSI (W/O JF4)btsi_pole_sw1
50
GRN LT/BLK584.
TWP
&M30/M32/M74/MN8/MT1
750
GRN LT275.
TXL0.8ENG
-1Backup Lamps
BACKUP LAMPS
112a8A-Page
1219390612193905
FNAUPC001ubec_275
Blk Asm - Ubec BTSI
J1-A8
J2-D3
NSBU-Reverse Swnsbu_park_accUPC FNA
001
J2-12129840PARKACC
J2-B
STRG Col Asm - Solenoid - BTSIeau_btsi_solUPC FNA
15417597
003
B30
B8
CKMC031BRAKE TRANS SHIFT INTERLOCK-BTSICK EAU X03
Tuesday, April 2, 2002
3:26:35 pm
$IVEDWORK/k33138a__006schematic sheet1
k33138a95
006
1050 Splice (Mbec)7-Page 8A-14A
1
PROD
1050 BTSI_GND
BTSI_PWR
GND DIST
Brake Trans Shift Interlock (BTSI)
K33138a_006_01
D-194PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
DRIVER SEAT
EAP MOTOR
NYS = QS4
140-3
PART#
RPO LEGEND
EAP SNSRPAGE 8A-
JF4 = EAP
Panel Set: 1
&03/43/53
06/36/43
KUP = ETCPOA EAP SENSOR
UT
&AG2
03/53
AG2 = POWER SEAT
140-1
PU
AN3 = MEMORY SEAT
TWP
2-Page 8A-55A
Serial Data LinkClass 2
0.35BODY
&06/36&AG2
750
BRN/WHT1048.
B3
0.5 TWP
.5289PNK
507
&06/36&AG2
BODY
BRKCLTCH18F GT MXD15304692
B7
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
1
A2
50
WHT5287.
A1
TWP2.0
TWP0.5BODY
&06/36&AG2
7
BODY
&AG2
1950
BLU DK2479.
A2
GND DIST
14A8A-Page -12Gnd Zone #12
0.5IP
&JF4
750
PNK5289.
TXL
&JF4
750
WHT5287.
TWP0.5
B2
B2
BRKCLTCH
BODY22M GT MXD15317322
B4
1Class 2
Serial Data Link
55A8A-Page -8A-Page -1
0.5IP
&JF4
750
BRN/WHT5288.
TXL
Drv Seat BeltSIR
47A/B
15409439
004
1
23
Blk Asm EAP - Sensoreap_snsrUPC FNA
IP22F GT MXD15317325
B4
50
PNK5289.
TWP0.5BRKCLTCH
&JF4
7
Gnd Zone #1113-Page 8A-14A
BRN/WHT50
7
&JF4
BRKCLTCH
GND DIST
A1
0.5 TWP
.5288
0.5 TWP
.5288BRN/WHT
507
&06/36&AG2
BODY
SIRSdm-GF Module
2-Page 8A-47A/B
15336468B7 IP
18M GT MXD
.2433BLU LT
507
&AG2
BODYBLK
1150.
TWP3.0
0.8 TWP
BODY
&06/36/43&AG1
1950
B3
50
BLU DK1363.
TWP0.35
J1-P
FEED
J1-R
RTN
GND
J1-S
DSM
BODY7
J1-H
SUPPLYPASS HEAT
RTNDSPS
J1-J J1-D
CL2DSM
FDBELT SWDRV SEAT
J1-E
PWRDSPS
J1-F
RETURNPASS BACK
J1-G
SIG
J1-C
&JF4
IP0.5 TXL
.5287WHT
507
47A/B8A-Page -2Sdm-GF Module
SIR
DSM_CL2_UTDSM_CL2_PU1048
PASS_BRTN
(Page 5)
DSM_GND11250 DSM_GND2
(Page 4)
PASS_HSUP
238SBELT_RTN
(Page 4)
PSBELT
1363
DPOS_SNSR5055 DRV_SBELT
Seats (Driver and Passenger)
K33140a_010_01
D-195PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
DRIVER SEAT
Panel Set: 2
&06/36 &06/36&AG1
NOTE: CONN# ON SEAT SIDE = 15305132
Sdm1-Page 8A-47A
SIR(SDM & AOS)Seats (Mbec_642)
11/8-Page 8A-10A/B
POWER DIST
0.5 TWP
.5475BLU DK
507
&AG2
BODY
30A
SIR(SDM & AOS)
47A8A-Page -1Sdm
BODY
&AG2
750
BLU LT5476.
TWP0.5
2
PROD CKMC031SEATS (DRIVER & PASSENGER)CK EAU X03
Wednesday, July 31, 2002
2:19:26 pm
$IVEDWORK/k33140a__010schematic sheet1k33140a
361
010
0.8 TWP
.2480PNK
507
&AG2
BODY
LSBAGH
J2-A
LSBAGL
J2-B
SENS RTNPASS HEAT
J1-K J1-L
PASS HEATSENS
Driver Seat Moduledriver_seat
UPCFNA004
J1- 15305133J2- 12110288
VBATT2
J1-A
RETURNPASS CUSHION
J1-B
DRV_ROOFH2105 2106 DRV_ROOFL
PASS_HSENS
(Page 4)
PASS_CRTN
(Page 5)(Page 5)
PASS_HSRTN
DSM_BAT1440
Seats (Driver and Passenger)
K33140a_010_02
D-196PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
PAGE 8A- PIN 2
GNDAWAY FROM DRIVER
Panel Set: 3
PIN 3
TOWARD DRIVER
140-2EAP MOTOR
EAP MOTOR PIN-OUT CHART
(AFT)EAP SNSR 140-1PART#POA EAP
(FWD)PEDALMOVEMENT
GND+12V
+12V
&JF4
7
&JF4
LFDOORSA5499
B
0.5 TWP
.5499BLU LT
50
C
B C IPA
12129490Conn 3M M/P 280LFDOORA
12129489Conn 3F M/P 280
1530469218F GT MXDBRKCLTCHB9
BLU LT50
7
&JF4
LFDOOR0.5 TWP
.5499
MBlk Asm EAP - Motoreap_mtrUPC FNA 15409439
004
4
5
IPB81533646818M GT MXD
ORN/BLK50
7
&JF4
BRKCLTCH1.0 TWP
.5285
7
&JF4
BRKCLTCH
5499
DDM
LSDEAP
J2-24
254A-1
1.0 TWP
.BLU LT
50
J2-26
254A-1
DDM
&JF4
750
PPL5130.
TWP0.35LFDOOR
FWDEAP
BRKCLTCH
&JF4
750
PPL5286.
TWP1.0
BRKCLTCHB81530469218F GT MXD
B6
B6 BRKCLTCH18F GT MXD15304692
A4IP18M GT MXD15336468
A4
C
D E
F
12059561
FNAUPC
Eap-Relay (relay - 12088519)001eap_relay
A
B
1533646818M GT MXDIPB9
5499.
TWP0.5
DDM
LSDEAP
J2-25
254A-1
LFDOOR
&JF4
750
BLU LT
.5130PPL
507
&JF4
IP
BRKCLTCH
0.5 TWP
5130.
TWP0.5 0.5 TWP
.5129YEL
507
&JF4
BRKCLTCH
&JF4
750
PPL
3
PROD CKMC031SEATS (DRIVER & PASSENGER)CK EAU X03
Wednesday, July 31, 2002
2:19:26 pm
$IVEDWORK/k33140a__010schematic sheet1
k33140a361
010
7
&JF4
LFDOOR0.35 TWP
7
&JF4
BRKCLTCH
.5129YEL
50
1.0 TWP
.3940ORN
50
254A-1
J2-1
EAPAFT
DDM
IP
&JF4
750
YEL5129.
TWP0.5
-Page 8A-10A/B
POWER DIST
15A
EAP Fuse (Ubec)8/6
IP
&JF4
750
BLU LT5499.
TWP1.0
EAP_RTN2EAP_RTN1 EAP_AFTEAP_FWD
3940 EAPRLY_PWR
Seats (Driver and Passenger)
K33140a_010_03
D-197PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
PASSENGER SEAT
Panel Set: 4
&AG2-36
W/36W/O 36
SIR (SDM)-PICKUP
47B8A-Page -3SDM-GF
SIR (SDM)-PICKUP
4
PROD CKMC031SEATS (DRIVER & PASSENGER)CK EAU X03
Wednesday, July 31, 2002
2:19:26 pm
$IVEDWORK/k33140a__010schematic sheet1
k33140a361
010
SDM-GF3-Page 8A- 47B
SIR
47A/B8A-Page -2 1/3-Page 8A-47A/B
SIRPass Seat Belt SwSdm-GF Module
0.35 TWP
.1363BLU DK
507
&AL0
BODY
GND DISTGnd Zone #12
12-Page 8A-14A
DISABLEPSIR
J3-B
GND1 GND2
J1-S
ENABLEPSIR
J3-A
J1-F
PASS SEATPOSITION SNSRPWR
J1-G
HEATSENS RTN
J1-H
HEATSUPPLY RTN
J1-J
PASS SEATPOSITION SNSR
J1-D
BLANK
J1-E
PASS SEATBELT SWFEED
50
BLK1250.
TWP3.0BODY
&AG2-36
19
14A8A-Page -12Gnd Zone #12
GND DIST
PSIR_DIS PSIR_ENA371
(Page 2)
PASS_HSENS
5475
353
2479
PASS_HSUP
(Page 1)
PSM_GND21250
PPOS_SNSR5056 1362 PASS_SBELTPSM_GND1(Page 1)
PSBELT
Seats (Driver and Passenger)
K33140a_010_04
D-198PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
PASSENGER SEAT
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
&AL0&AL0
NOTE: CONN# ON SEAT SIDE = 15305132
Panel Set: 5
&AL0
&AL0
&AL0 &AL0&AL0
&AL0
10A/B
POWER DIST
30A
Seats (Mbec_642)11/8-Page 8A-
14A8A-Page -9Gnd Zone #23
GND DIST
SIR(SDM & AOS)
Sdm & AosSIR
47A/B8A-Page -1
-Page 8A-148A/B
POWER ISRV MIRRORSdm
1-Page 8A-47AMbec_1139
1
POWER ISRV MIRROR
148B8A-Page -1Isrv Indicator
SIR(SDM & AOS)
47A8A-Page -1Sdm
GND
J1-R
PASS HEATSENS
RSBAGH
J2-A J2-B
RSBAGL
AOSDATA
AOSON
J1-L J1-M
AOSOFF
J1-N
AOSFD
J1-P
AOS
J1-K
VBATT2RETURN
J1-B
PASS CUSHION
RETURNPASS BACK
J1-C
12110288J2-15305133J1-
passenger_seat 006FNA UPC
Passenger Seat Module
J3-15332129
J1-A
-Page 8A-148B
POWER ISRV MIRRORIsrv Indicator
1
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
5
(Page 2)
PASS_CRTN
2480
(Page 1)
PASS_BRTN
2433
AOS_OFF AOS_FD1139 PASS_ROOFH2103 2104 PASS_ROOFL
5476
PASS_HSRTN
(Page 1)
PSM_BAT1440
AOS_GND2351 AOS_DATA2306
AOS_ON2307 2308
Seats (Driver and Passenger)
K33140a_010_05
D-199PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
12064752
F
RE
AR
VE
RT
J2-7
AN3 DRIVER SEAT
DSM
J3-26
CLASS 2
J4-20
ME
M S
EN
SO
R
TO
RS
O B
OL
ST
ER
B
15369265
SN
SR
RT
N
FR
T V
ER
T
HO
RIZ
ON
TA
L
SN
SR
PO
S
B
A
PW
R
SN
SR
RT
N
SN
SR
PO
S
J4-14J4-3
SEAT BELT SW
ME
M S
EN
SO
R
SN
SR
RT
N
A
SW1
SN
SR
PO
S
SN
SR
RT
N
SN
SR
PO
S
ME
M S
EN
SO
R
SN
SR
RT
N
HO
RIZ
LU
M
SEAT POSITION SENSOR
ME
M S
EN
SO
R
J3-18J4-9
J4-4
(Page 7)
12052854
C
LU
MB
AR LUMBAR / BOLSTER SW
AF
TL
UM
BA
R INB
OL
ST
ER
N/C
J4-16J4-8
J4-5J3-12 J4-6J3-25
OU
TB
OL
ST
ER
FW
D
RE
CL
INE
SN
SR
PO
S
SN
SR
RT
NCLASS 2
SE
AT
BA
CK
HE
AT
SE
NS
OR
J3-5
ME
MO
RY
SE
NS
OR
SN
SR
PO
S
GND
ME
M S
EN
SO
RJ4-17
J3-4 J3-17
B G
J4-1 J2-8 J3-13
E A
J1-R
GND
J1-S
NOTE: CONN# ON SEAT SIDE = 15305132NOTE: THIS PAGE IS FOR REFERENCE ONLY
PWR
J1-F
PASSBACK
FEEDSW
J1-G
SUPPLYHEATPASS
RTN
J1-J
SENSFEED
J1-P
Panel Set: 6
POS
CLASS-2
J1-E
RTN
J1-H J1-K
SENSHEATPASS
DSPSEAP
RTN
EAPSENS
J1-C
EAP
J1-D
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
6
010361
Seats (Driver and Passenger)
K33140a_010_06
D-200PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
M
J3-10
L
J3-22
FRONT VERTICAL
C
J3-21
EK
J3-9
J
J3-19
B
J3-6
A
M
N/C
PW
R
RE
C D
N
RR
DN
FR
T D
N
AF
T
FW
D
SEAT CUSHIONHEATER
RECLINE
J3-8
D
J3-23
M
M
8-WAY SEAT SW
FR
T U
P
RR
UP
RE
C U
P
F
J2-4
VBATT
REAR VERTICALSEAT MOTOR
HORIZONTAL
DSM
MHEATERSEAT BACK
SEAT MOTOR
SHORTING BARS
SEAT SIR
J1-4J1-3J1-2
HORIZONTALSEAT MOTOR
J1-1 J1-8J2-5
J3-24 J2-1
J4-13 J3-1
LUMBAR MOTOR
J1-7J1-6J1-5J4-12 J4-22 J2-9 J2-10
MOTOR
AN3 DRIVER SEAT (CONT.)
PE062625
J4-2
SW1
(Page 6)
SEAT MOTOR
M
TORSO BOLSTER
M
J4-19
SHORTING BARS
J4-AMP 174515J3-AMP 174516J2-YAZAKI 7283-5625-40J1-YAZAKI 7283-5560-40
J1-L J2-A J2-B
NOTE: THIS PAGE IS FOR REFERENCE ONLY NOTE: CONN# ON SEAT SIDE = 15305132
SENSHEAT
FNA
Panel Set: 7
drv_seat_luxDriver Seat Mdl
J1-15305133
CUSHPASS
002UPC
J2-12110288
VBATT
J1-AJ1-B
RTN
PASS
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
7
Seats (Driver and Passenger)
K33140a_010_07
D-201PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
M
PSIRDISABLE
11 10
GN
D
PW
R
12052854
M
K J F E
FR
T U
P
RR
UP
RE
C U
P
LU
MB
AR
AN3 PASSENGER SEAT
F E
HORIZONTALLUMBAR MOTOR
UPCaos_moduleAOS MODULE
AOS MODULE
PE062625
M
TORSO BOLSTERMOTOR
SHORTING BARS
SEAT POSITION SENSOR
185 9
M
2
RC09-01-5099
FNA
GND PWRDISPLAY OFFSTATUS15369265
B
A
SEAT BELT SW
12064752
B
A
HORIZONTALSEAT MOTOR
M
FRONT VERTICALSEAT MOTOR
M
REAR VERTICALSEAT MOTOR
PSIRENABLE
FR
T D
N
AF
T
FW
D
A D C B H G
RE
C D
N
RR
DN
BO
LS
TE
R
FW
D
RECLINESEAT MOTOR
SENSOR
BLADDER/
DISPLAY ONSTATUS
PRESSURE
B G AC
LU
MB
AR
LUMBAR / BOLSTER SW
AF
T
INBO
LS
TE
R
OU
T
SHORTING BARS
SEAT SIR
RTN
4C
14B
16A
BTSSIGNAL
BTSRTN
BTSVREF
SEATBELTTENSIONSENSOR 12110293
DATASERIAL
SEAT BACKHEATER
SEAT CUSHIONHEATER
HEAT SENSORSEAT BACK
8-WAY SEAT SW
GN
D
PW
R
1
ASM
6 15
B
7
C A
12059595
PSSIGNAL
PSVREF
PS
PASS
J1-S
J2-A J2-B
PWRDSPS HEAT
PASS
J3 ON SEAT SIDE = 12047663
12110288J2-GNDSEAT
pass_seat_lux 002
Panel Set: 8
NOTE: THIS PAGE IS FOR REFERENCE ONLY
J1-G
SENS
J1-MJ1-H
GND
J1-P
HEATSENSRTN
J1-R J1-L
ON
15305133J1-
ENAPSIR
NOTE: J1 ON SEAT SIDE = 15305132
UPC
RTN
J1-C
SWFEED
J1-EJ1-F
J1-A
SUPPLYHEATPASS
J1-J
RTN
FNA
J1-N
PWRAOS
CLEANAOS
12047662J3-AOSPSIR AOS
DATA
J1-KJ3-AJ3-B
DIS
Passenger Seat
PASSCUSHIONRTN
J1-B
PASSBACK
PWRSEAT
OFFAOS
PROD8
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03
Seats (Driver and Passenger)
K33140a_010_08
D-202PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
AG
2 D
RIV
ER
SE
AT
6-WAY SEAT SW
SHORTING BARS
SEAT SIR
SHORTING BARS
RR
UP
FR
T U
P
FW
D
AF
T
FR
T D
N
RR
DN
PW
R
GN
D
SEAT POSITION SENSOR
SEAT MOTORHORIZONTAL
M
SEAT MOTORREAR VERTICAL
M
SEAT MOTORFRONT VERTICAL
M
A
12064752
BB
A
SEAT BELT SW
15369265
J1-F
NOTE: THIS PAGE IS FOR REFERENCE ONLY
J2-FEED
J2-B
J1-E
15305133
UPC
SEATRTN
PWR
12110288
NOTE: CONN# ON SEAT SIDE = 15305132
J1-A
SEAT
J1-J
drv_seat_pwr 002
DSPS
Panel Set: 9
SW
Driver Seat
J1-
FNA
J1-S
GNDPWR
J2-A
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 200203 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
9
Seats (Driver and Passenger)
K33140a_010_09
D-203PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
BLADDER/PRESSURESENSORASM
6 15
B
7
C A
12059595
PSSIGNAL
PSVREF
PSRTN
4C
14B
16A
BTSSIGNAL
BTSRTN
BTSVREF
SEATBELTTENSIONSENSOR 12110293
GN
D
PW
R
DISPLAY ONSTATUS
M
HORIZONTALSEAT MOTOR
M
FRONT VERTICAL
FR
T D
N
AF
T
FW
D
AG
2 P
AS
SE
NG
ER
SE
AT
FR
T U
P
RR
UP
SHORTING BARS
SEAT SIR
SHORTING BARS
SEAT POSITION SENSOR
DATASERIAL
GND PWRDISPLAY OFFSTATUS15369265
B
A
SEAT BELT SW
12064752
B
A
RR
DN
6-WAY SEAT SW
185 91 2
RC09-01-5099
FNAUPCaos_moduleAOS MODULE
AOS MODULE
M
SEAT MOTOR SEAT MOTORREAR VERTICAL
DATA
J1-K
RTN
Passenger Seat
UPCFNA
OFF
J1-M
PWR
J1-E
FEEDSW
NOTE: THIS PAGE IS FOR REFERENCE ONLY
J1-J
ONAOS AOS
J1-L
AOSDSPSPWR
J1-F
Panel Set: 10
PWR
J1-P
GNDAOSCLEAN
SEAT
J1-A
SEAT002pass_seat_pwr
J1-AOS
J1-N
GND
J1-S
J2-A J2-B
J2- 12110288
NOTE: CONN# ON SEAT SIDE = 15305132
15305133
03 XCK EAU
SEATS (DRIVER & PASSENGER)1 CKMC03PROD
10
010361
k33140asheet1schematic $IVEDWORK/k33140a__010
2:19:26 pm
Wednesday, July 31, 2002
Seats (Driver and Passenger)
K33140a_010_10
D-204PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
12092075
30A
Minifuse
A
B12092075
30A 12088592
3085
86 87
Relay Asm-SPSTUPC FNA
Minifuse
A
B12092075
30A
Minifuse
A
B12092075
30A 12088592
3085
86 87
Relay Asm-SPSTUPC FNA
Minifuse
A
B
Panel Set: 1
A
0.5 TWP
.243YEL
507
FUSEBLKJPR PNK50
19
FUSEBLKJPR
Blunt CutA
Blunt Cut
1950
PNK1639.
TWP3.0 3.0 TWP
.1739
SA050
Blunt CutA
Blunt CutA
FUSEBLKJPR
Loop Anchor
LA50
Blunt CutA
Blunt CutA
5019
FUSEBLKJPR
SA840 SA740
1950
ORN740.
TWP3.0
3.0 TWP
.740ORN
3.0 TWP
.740ORN
5019
FUSEBLKJPR
FUSEBLKJPRTWP0.5
3.0 TWP
.840ORN
5019
FUSEBLKJPR
ORN50
19
FUSEBLKJPR FUSEBLKJPR7
50
BLK50.
FUSEBLKJPR19
50
ORN840.
TWP3.0
3.0 TWP
.840
0.5
0.5 TWP
.50BLK
507
FUSEBLKJPR
19
FUSEBLKJPR
FUSEBLKJPR7
50
BLK50.
TWP1950
BLK50.
TWP3.0
3.0 TWP
.50BLK
503.0 TWP
.50BLK
5019
FUSEBLKJPR
FUSEBLKJPR
C9 D8
D9
FUSEBLKJPR19
50
BLK50.
TWP3.0
B8
B9C1
C3
C5
C7C8
seo_radio 001Relay Fuse Center
UPC FNA
12160504
A8A9
B1
B3
B5
B7
LA243
FUSEBLKJPR7
50
YEL243.
TWP0.5
-Page 8A-30A/B
STARTING AND CHARGING
1
PROD CKMC031MOBILE RADIOCK EAU X03 &9L4
Thursday, January 3, 2002
5:00:27 pm
$IVEDWORK/k33155a__002schematic sheet1
k33155a27
002
Loop Anchor
ACSRYJPR19
50
BLK50.
TXL5.0
Primary Battery2/2
12052613
ABRKCLTCH2M M/P 48012065863
A
TWP
.50BLK
5019
BRKCLTCH
ACSRYJPR2F M/P 480
BRKCLTCHA
120658632M M/P 480BRKCLTCHB
5.0
.50BLK
5019
FUSEBLKJPR
120156644F M/P 630
-Page 8A-10A/B
POWER DIST
125A
Ring Term - Meg Fuse 1252/1
5.0 TWP
4M M/P 63012052623
C
18/15Mbec 4540
10A
POWER DIST
10A/B8A-Page -
0.5
BRKCLTCH4F M/P 63012015664
CFUSEBLKJPR
FUSEBLKJPR7
50
YEL243.
TWP
2F M/P 480ACSRYJPRB
120526234M M/P 630FUSEBLKJPRA
120526234M M/P 630FUSEBLKJPRD
12052613
5019
FUSEBLKJPR
120156644F M/P 630BRKCLTCHD
2.
TWP5.0
SC002
5.0 TWP
.2RED
.2RED
5019
FUSEBLKJPR FUSEBLKJPR19
50
RED
BRKCLTCH19
50
RED2.
TWP5.0
5.0 TWP
SEORLY_GND SEORLY_PWR243 MOBRADIO_PWR
5.0 TXL
.2RED
5019
ACSRYJPR
Mobile Radio
K33155a_002_01
D-205PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
FBINADV (WUF)
TBC 2.2 (BASE)
TBC (GND)VMON (A/D)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SPLS01 (LSD) SPLS02 (LSD) SPLS03 (LSD) SPLS04 (LSD)
Panel Set: 1
CTSY (HSD)
ACCY (WUR)RUN/CRANK (DI) LOCK SW (WUF) LFDOOR (WUFR)
VBATT2B
INADV(HSD)
DRVR DRUNLK (LSD)
BULMP (HSD) RDEFOG/CUNLK (LSD)
VBATT2C
KEYIN (WUFR)
J5-D
J5-EJ5-F
J4-B10J4-B3 J4-B4J4-B5J4-A3 J4-A4 J4-A5J3-B6 J4-A1
J3-B3 J3-A2
J2-B6
J2-B9 J2-B10 J2-A6J2-A7J2-A8 J2-A9
J1-FJ2-A12
J2-A3
J1-C
J1-D
RFDOOR(WUFR)
DR LOCKRLY (LSD)
VBATT2A
HORN (LSD)
VBATT1 GND2
00484
k33251asheet1schematic $IVEDWORK/k33251a__004
9:06:54 am
Wednesday, April 25, 200103 XCK EAU
TBC 2.2 BASE (W/O DDM/PDM)1 CKMC03BETA2
1
UNLOCKIGN0 (WUR)
RLY (LSD)DR UNLK
UNLK SW (WUF)
GND1
RFDR_AJAR
746
690
TBC_CTSYLP
1732
TBC_INADV
TBC_VBAT1
1140 745
LFDR_AJAR
195
TBC_LKSW1
194
TBC_UNLKSW1TBC_GND1
1851
TBC_KEYIN
8043
TBC_ACCY
39
TBC_IGN1
530
TBC_IGN0
1391
DRV_UNLOCKTBC_RDFOG
19328
TBC_HORN
244
DRLOCK_RLYDRUNLK_RLY
245
1851
TBC_GND2
TBC_BULP
24
4040
TBC_VBAT2CTBC_VBAT2B
2240
TBC_VBAT2A
2140
Truck Body Computer 2.2 (TBC): Base (w/o DDM/PDM)
K33251a_004_01
D-206PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
IGN1
LSD
TBC 2.2 (BASE)LSD
DISABLE
IGN1
FBSWP (A/D)DISABLE
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SPAI2 (A/D)
Panel Set: 2
FFGLMP (DI) RFGLMP (DI)CAJAR (WUFR) PL REQ (WUF) HLREQ (DI)CALMPTT (WUF)
J6-A3 J6-A1 J6-A2 J4-A6 J3-B4J4-A12 J3-A9 J3-B10J3-B2 J3-A11J3-A8
J2-B2 J2-A4
J2-A2
RRDOOR(WUFR) AHLDIS (DI)
SWP (HSD)
LOWB (LSD)
INTLMPD (DI)LR/RDOOR (WUFR)
PARK (LSD)
2
BETA2 CKMC031TBC 2.2 BASE (W/O DDM/PDM)CK EAU X03
Wednesday, April 25, 2001
9:06:54 am
$IVEDWORK/k33251a__004schematic sheet1
k33251a84
004
1303
TBC_CLPSW
149
LRDR_AJAR
747 748
RRDR_AJAR DRL_DFT
588
TBC_SWP
1796
TBC_CAJAR
187
TBC_RFOGSWTBC_FFOGSW
192
TBC_INTLMPD
328103
TBC_HDLPTBC_PRKLP
308
1970
TBC_LOWBMPRKLP_RLY
1080
Truck Body Computer 2.2 (TBC): Base (w/o DDM/PDM)
K33251a_004_02
D-207PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
POT REF
TBC 2.2 (BASE)FBPOTREF (A/D)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
SP5VREF
Panel Set: 3
PARKBR (DI)
CONTDIM1 (HSD) RAP (HSD)HIGH BEAM (LSD)
BACKDIM2 (HSD)BACKDIM1 (HSD)
CLON (WUF)
POTRTN
TRANS (DI)
J4-B9 J4-A8J4-B6 J4-B7J4-A2 J4-A7J3-B8 J3-B9 J3-B11 J3-A4
J2-B5 J2-B8
J3-A1 J2-B11
J2-B3J2-B4 J2-A5J2-B1 J1-E J1-A J1-B
HLON (LSD)
BACKUP (DI)
DRL (LSD) FFOG/HZD (LSD)
HBEAMSEL (DI)FTP (WUF)DIM POT (A/D)
5V REF
TBC 2.2 BASE (W/O DDM/PDM)CK EAU X03
Wednesday, April 25, 2001
9:06:54 am
$IVEDWORK/k33251a__004schematic sheet1
k33251a84
0043
BETA2 CKMC031
RFOG/INT CTG (LSD)
LIGHT (A/D)
SNSRTN
2353
TBC_BKLT2 TBC_CTLDIM
1382 1353
TBC_SNRF
TBC_POTREF
1056 1134
PRK_BRKSW
1495
TBC_CTSYSW
2090
TBC_DIMPOTTBC_POTRTN
2226 279
TBC_SNSRTNTBC_AMBLT
278
1317
TBC_FFOGLP
1524
TBC_BUSWTOWHALL_SW
55311
TBC_HIBMSELTBC_FTP
307
1977
TBC_DRLOFF
592
TBC_DRLRLYTBC_HIBM
1969
TBC_BKLT1
230
TBC_HDLPON
1348
Truck Body Computer 2.2 (TBC): Base (w/o DDM/PDM)
K33251a_004_03
D-208PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
FBISGND
TBC 2.2 (BASE)
FBPLPWR
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
WIPERACTIVE
ISGND (LSD)
Panel Set: 4
FRONTPLPWR
CLASS2-1 (WUR)
J3-B7 J3-B1J3-B12 J3-A10J3-A6 J2-B7 J2-B12J2-A11
12177194
12160778
FNAUPCtbc_base_mdlTruck Body Controller
1211020612177195
J1-J2-J3-J4-
J6-12191375J5-
12110088
003PLRTN
HDWHL (A/D)PLDAT (A/D) CLASS2-2 (WUR)
0044
BETA2 CKMC031TBC 2.2 BASE (W/O DDM/PDM)CK EAU X03
Wednesday, April 25, 2001
9:06:54 am
$IVEDWORK/k33251a__004schematic sheet1
k33251a84
1835
PASS_LKRTNPASS_LKDATA
1836 1037
TBC_CL2TBC_HDWHL
1059
PASS_LKPWR
812
TBC_ENG
710
Truck Body Computer 2.2 (TBC): Base (w/o DDM/PDM)
K33251a_004_04
D-209PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
TBC 2.2 (UPLEVEL)
TBC (GND)VMON (A/D)
FBINADV (WUF)
INADV (HSD)
PSOUND
Panel Set: 1
UNLKSWR (WUF)
(LSD)SPLSO2
(LSD)SPLSO4SPLSO3
(LSD) (LSD)
LOCKSWR (WUF)
VBATT2VBATT1
REAR DOORLK RLY (LSD)CTSY (HSD)BULMP(HSD)
J6-B1J6-B2 J6-B3J5-D
J5-EJ5-F
J4-B3 J4-A1J4-A3 J4-A4
J3-B3
J3-B6
J3-A2J2-B9
J2-B6
J2-A6J2-A8 J2-B10
J1-F
J2-A10
J2-A12
J2-A3
J1-C
J1-D
CK EAU
TBC 2.2 UPLEVEL (W/ DDM/PDM)
VBATT2B GND2
1 CKMC03BETA21 Friday, March 8, 2002
004114
k33251bsheet1schematic $IVEDWORK/k33251b__004
7:53:31 am
03 X
RDEFOG/CUNLK (LSD)HORN (LSD)
RPACK (DI)RUN/CRANK (DI)
REAR DOORUNLK RLY (LSD)
UNLOCKIGN0 (WUR)
GND1VBATT2C
KEYIN (WUFR)ACCY (WUR)
TBC_INADV
1732
TBC_VBAT2C
4040
RRDR_UNLKRLY
254
TBC_VBAT1
1140
TBC_VBAT2B
2240
TBC_RDFOG
193 255
RRDR_LKRLY
28
TBC_HORN
TBC_GND1
1851 1851
TBC_GND2
39
TBC_IGN1TBC_IGN0530
TBC_KEYIN
80
TBC_BULP
24
TBC_CTSYLP
690
TBC_VBAT2A
2140
TBC_ACCY
43
TBC_RPA
2380
Truck Body Computer 2.2 (TBC): Uplevel (w/ DDM/PDM)
K33251b_004_01
D-210PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
LSD
DISABLE
TBC 2.2 (UPLEVEL)LSD
IGN1
DISABLEFBSWP (A/D)
IGN1
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 2
SPAI2 (A/D) RRWIN (A/D)
INCLINATIONSENSOR
PARK (LSD)LRDWN(LSD)
CALMPTT (WUFR)
SWP (HSD)
RRDOOR(WUFR)
J6-B7J6-B8
J6-A1 J6-A2J6-A3
J6-A5J6-A6 J6-A7 J6-A8
J4-A6
J4-A11
J4-A12 J3-B4 J3-A9 J3-B10J3-B2 J3-A12J3-A7 J3-A8 J3-A11
J2-B2
J2-A2
J2-A4
RRDWN(LSD)(LSD)
LRUP
CAJAR (WUFR) PL REQ (WUF) FFGLMP (DI)LR/RDOOR (WUFR)
LRPWR (HSD)
SWC (A/D)
RRPWR (HSD)(LSD)
Friday, March 8, 20022
BETA2 CKMC031TBC 2.2 UPLEVEL (W/ DDM/PDM)CK EAU X03
7:53:31 am
$IVEDWORK/k33251b__004schematic sheet1
k33251b114
004
RRUP
AHLDIS (DI) INTLMPD (DI)
LOWB (LSD)
HLREQ (DI) RFGLMP (DI)
TBC_HDLP
748
RRDR_AJAR
308
TBC_PRKLP
103
TBC_LOWBM
1970
1796
TBC_SWP
1080
PRKLP_RLY
TBC_INTLMPD
328187
TBC_RFOGSWTBC_FFOGSW
192
DRL_DFT
5881011
TBC_SWC TBC_CLPSW
149
TBC_CAJAR
1303
1185
LRWDO_UP LRWDO_DWN
1187 1188
RRWDO_DWNRRWDO_UP
1186
TBC_RRWDO
2266 2265
TBC_LRWDO
LRDR_AJAR
747
Truck Body Computer 2.2 (TBC): Uplevel (w/ DDM/PDM)
K33251b_004_02
D-211PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
TBC 2.2 (UPLEVEL)
POTREF
FBPOTREF (A/D)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
Panel Set: 3
SP5VREF
DRL (LSD)
LIGHT (DI)
J4-B6 J4-B7J4-B9 J4-A7J4-A8J3-B9J4-A2J3-B8 J3-B11 J3-A4
J2-B8
J3-A1
J2-B3J2-B4 J2-B5J2-A5J2-B1
J2-B11
J1-A J1-BJ1-E
RAP (HSD)FFOG/HZD (LSD)
CLON (WUF)
BACKDIM2 (HSD)
POTRTN
RFOG/INT LTG (LSD)
BACKUP (DI)DIMPOT (A/D)
SNSRTN
BACKDIM1 (HSD)
TRANS (DI)HBEAMSEL (DI)
BETA2 CKMC031TBC 2.2 UPLEVEL (W/ DDM/PDM)CK EAU X03
7:53:31 am
$IVEDWORK/k33251b__004schematic sheet1
k33251b114
004Friday, March 8, 20023
HIGHB (LSD) HLON (LSD)CONTDIM1 (HSD)
FTP (WUF)
2353
TBC_BKLT2
PARKBR (DI)
TBC_CTLDIM
1382
2226
TBC_POTRTN TBC_POTREF
1056
TBC_FFOGLP
1317
TBC_BKLT1
230
TBC_DRLOFF
1977592
TBC_DRLRLY
1353
TBC_SNRFTBC_HIBM
1969
TBC_AMBLT
278
1348
TBC_HDLPON
TBC_DIMPOT
553
TOWHALL_SW TBC_BUSW PRK_BRKSW
1134
TBC_FTP
307 11
TBC_HIBMSEL
20901495
TBC_CTSYSW
279
TBC_SNSRTN
1524
Truck Body Computer 2.2 (TBC): Uplevel (w/ DDM/PDM)
K33251b_004_03
D-212PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
TBC 2.2 (UPLEVEL)
FBISGND
FBPLPWR
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
FRONT
INTRUDE (WUFR) ISDIS (DI)
WIPERACTIVE
HDOPEN (WUF)
ISGND (LSD)
Panel Set: 4BETA2 CKMC031
TBC 2.2 UPLEVEL (W/ DDM/PDM)CK EAU X03
7:53:31 am
$IVEDWORK/k33251b__004schematic sheet1
k33251b114
004Friday, March 8, 20024
J4-B8 J4-A9J4-B2J3-B5 J3-B7 J3-B1J3-B12J3-A5 J3-A6 J2-B7 J3-A10J2-B12J2-A11
FNA
12160778
12177194
002
12110088
J5-12191375J6-
J4-J3-J2-J1-
1217719512110206
Truck Body Controllertbc_uplvl_mdlUPC
CLASS2-1 (WUR)PLDAT (A/D)LSOLAR (A/D)
PLRTN
HDWHL (A/D) CLASS2-1 (WUR)
PLPWR
RSOLAR (A/D)
TBC_ENG
710
TBC_HDWHL
1059
PASS_LKPWR
812 1037
TBC_CL2
1836
PASS_LKDATARTSOLSENS
1548
PASS_LKRTN
1835590
LTSOLSENS
Truck Body Computer 2.2 (TBC): Uplevel (w/ DDM/PDM)
K33251b_004_04
D-213PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
RETURNMIRSIG2
SIGRTN(GND) (HSD/LSD)
VERTICALPOS DATA
(HSD/LSD)
HORIZONTAL
MIRROR
REF
HEATER
5V DCDOWNRTN(HSD/LSD)
HEATER
DDM
MIRRORRETRACT
(HSD/LSD) (HSD/LSD)
MIRRORPOS DATAMIRROR
RIGHT5V DC
MIRRORMIRRORUP/LEFTEXTEND
(HSD/LSD)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
NOTE: THIS CONTENT INTERNAL TO DOOR
J2-9
REDUNDANT(WUR)
Panel Set: 1
NO "VEHICLE HARNESS" CONNECTION
J2-24 J2-25
FWD
J2-26
EAP
(HSD)
J2-3
J2-4
CLASS 2
15A
J2-15J2-18
J2-20J2-21
J2-22
J2-1
(HSD)
EAPAFT
J2-11
J2-13
J2-14
(HSD/LSD)
J1-1
25A
J1-2
J1-3
J1-4
W/CFDBK
WINDN(HSD/LSD)
WINUP
W/CFDBK(HSD/LSD)
LOCK
DRTN2(GND)
KEYUNLK
GNDMIRSIG1
AJAR
CLASS 2
007106
k33254asheet1schematic $IVEDWORK/k33254a__007
9:34:47 am
Thursday, November 14, 200203 XCK EAU
DRIVER DOOR MODULE1 CKMCEPROD
1
EAPRLY
(LSD)
3of
(LSD)RLYEAP
VBATT2
(HSD/LSD)UNLOCK
VBATT1
DRV_DRUNLK
294
LFWDO_UP
164
1183
LFAJAR_RTN
EAP_RTN2
5499
EAP_AFT
5129
CTILLUM CTRET
LHCTSY_RTN
660165
LFWDO_DWN
DDM_LPTRN2114
DDM_BAT1
4140
5130
EAP_FWD DRV_DRLK
295
DDM_BAT2
1240DDM_GND
1050
DDM_LHCTSY
149
DRKEY_UNLK
262DDM_CL2
1046DRV_DRAJAR
745
5499
EAP_RTN1
Driver Door Module
K33254a_007_01
D-214PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
(PWM)
BACK/CUSHHEAT SEAT PWR
ILLUMBACK/CUSH ORBACK SELECT
(DI)
EAPFWD
MEM2HEAT INDICATOR
(PWM)
DDM
MEM/HEATED
PUDDLE
(WUR&F)
PUDDLE
HEATLEVEL
(DI) (PWM)
HIGHHEAT AFT(WUR&F)LOWMEM1 MEDIUM
(PWM)
EAP
RTNECREF2 ECRTN2
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
NO "VEHICLE HARNESS" CONNECTION
RP
O =
AN
3/A
N3+
NOTE: THIS CONTENT INTERNAL TO DOOR
NO "VEHICLE HARNESS" CONNECTIONNOTE: THIS CONTENT INTERNAL TO DOOR
EXIT MEM 2
ILL
UM
FU
LL
CU
SH
ION
BA
CK
ON
LY
HIG
H
LO
W(A
N3)
CO
OL
(AN
3+)
MEM 1
ME
D(A
N3)
LO
W(A
N3+
)
BA
CK
EA
P A
FT
EA
P F
WD
MEMORY / HEATED SEAT / EAP SW
J2-2 J2-10 J2-12
ECRTN1ECREF1DRTN1(GND)
3of2
PROD CKMCE1DRIVER DOOR MODULECK EAU X03
Thursday, November 14, 2002
9:34:47 am
$IVEDWORK/k33254a__007schematic sheet1
k33254a106
007
ELECT_REF1690 1691
ELECT_RTNDRKEY_RTN536
Panel Set: 2
Driver Door Module
K33254a_007_02
D-215PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
WIN
DO
W
DO
OR
LO
CK
EX
PR
ES
S D
N (
Z75
)
SE
LE
CT
LE
FT
MIR
RO
R
J3-J4-15393865
DRIVER WINDOW SWITCH
LE
FT
MIR
RO
R
EX
PR
ES
S U
P (
Z75
)
EX
PR
ES
S D
OW
N
WIN
DO
W L
OC
KK
OU
T MIR
RO
R
FN
D
FOLD ORCAMPER
DRIVER MIRROR SWITCH
PA
SS
EN
GE
R
WIN
DO
W
DO
WN
UP
EX
PR
ES
S D
N (
Z75
)
DO
WN
UP
WIN
DO
W L
OC
KO
UT
IND
ICA
TO
R
SW
ITC
H
DR
IVE
R
UP
RE
TR
AC
T
EX
TE
ND
SW
ITC
H B
AC
K L
IGH
T
J5-TBD
DO
WN
UP
EX
PR
ES
S U
P (
Z75
)
SW
ITC
H B
AC
KL
IGH
T
PO
SIT
ION
RIG
HT
DDM
SW
ITC
H P
OW
ER
RIG
HT
RE
AR EXTEND
DO
WN
EX
PR
ES
S D
OW
N
DO
WN
UP
15393865
WIN
DO
W
RIG
HT
DO
OR
LO
CK
DO
OR
UN
LO
CK
LE
FT
RE
AR
PO
SIT
ION
WIN
DO
W
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
NOTE:NO VEHICLEHARNESS
J3=AMP#638393-1J4=AMP#638393-2J5=AMP#638394
Panel Set: 3
J2-J1-
UPCdrv_dr_mdlDriver Door Module
1541158815393409
007FNA
PROD3 3of
k33254a 007106sheet1schematic $IVEDWORK/k33254a__007
9:34:47 am
Thursday, November 14, 200203 XCK EAU
DRIVER DOOR MODULE1 CKMCE
Driver Door Module
K33254a_007_03
D-216PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
HEATER
(PWM)
MIRROR
MEDIUM
DO
OR
UN
LO
CK
MIRSIG2
HEATER
BACK/CUSH ORBACK SELECT
BACK/CUSH
(DI)
DO
OR
LO
CK
INDICATOR
PO
WE
R
SW
ITC
H
DO
OR
LO
CK
HIGH
(HSD/LSD)
EX
PR
ES
S D
OW
N
DO
WN
UP
EX
PR
ES
S U
P (
CA
D)
RETRACT
LOWHEAT
(DI)
PDM
MIRROR
BA
CK
LIG
HT
SW
ITC
H
HEATLEVEL
RETURN
HEAT(PWM)
SW
ITC
H
PA
SS
EN
GE
R
WIN
DO
W
(PWM)HEAT
SIGRTN(GND)
HEATED SEATPOWER
ILLUM
(PWM)
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
ILL
UM
BA
CK
Panel Set: 1
HEATED SEAT SWITCH
NOTE: THIS CONTENT INTERNAL TO DOORNO "VEHICLE HARNESS" CONNECTION
VBATT1MIRSIG1
GND
HE
AT
LE
VE
L
HIG
H
ME
D(A
N3)
LO
W(A
N3+
)
LO
W(A
N3)
CO
OL
(AN
3+)
BA
CK
SE
LE
CT
BA
CK
/CU
SH
OR
(HSD/LSD)WINUP
W/CFDBK(HSD/LSD)W/CFDBK
WINDN(HSD/LSD)
CTILLUM CTIRET(HSD/LSD)
LOCK UNLOCK
00583
k33253asheet1schematic $IVEDWORK/k33253a__005
9:36:32 am
Thursday, November 14, 200203 XCK EAU
PASSENGER DOOR MODULE1 CKMCEPROD
1 of 3
J2-8
15A
J2-19
J2-26
J1-1
25A
J1-2 J1-3
J1-4 J2-10 J2-11
J2-14PDM_GND
1050
PDM_BAT2
1340
RFWDO_DWN
667
VBATT2
PDM_RHCTSY
156
2115
PDM_LPTRN
RHCTSY_RTN
661
4240
PDM_BAT1
294
PASS_DRUNLK
295
PASS_DRLKRFWDO_UP666
Passenger Door Module
K33253a_005_01
D-217PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
REF1 RTN1
REF1EC
RTN1
PUDDLE
PDM
EC
PUDDLERTN EC EC
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
NOTE: THIS CONTENT INTERNAL TO DOORNO "VEHICLE HARNESS" CONNECTION
schematic sheet1
k33253a83
005of 32
PROD CKMCE1PASSENGER DOOR MODULECK EAU X03
Thursday, November 14, 2002
9:36:32 am
$IVEDWORK/k33253a__005 Panel Set: 2
Passenger Door Module
K33253a_005_02
D-218PAG
E
2003 & BEYOND LIGHT DUTY C/K FULL-SIZE TRUCK ELECTRICAL
2003 & Beyond Light Duty C/K Full-Size Truck Electrical — Revised 3/04
(HSD/LSD)
VERTICAL5V DC5V DC
REF
MIRRORUP/LEFT J3-
PDM
J5-(HSD/LSD)
MIRRORMIRRORRIGHT(HSD/LSD)
POS DATA(HSD/LSD)
15393865HORIZONTAL
DOWN POS DATARTN
EXTEND(HSD/LSD)
MIRROR
J4-15393865TBD
LAST CHANGED BY
Panel Set:
VERSIONSTAGEREVISIONOBJECT ID ORGANIZATION
NOTE:NO "VEHICLE HARNESS" CONNECTION
NOTE: THIS CONTENT INTERNAL TO DOORNO VEHICLEHARNESS
J3=AMP#638393-1J4=AMP#638393-2J5=AMP#638394
Panel Set: 3
KEY UNLK
(GND)DRTNR2
(GND)DRTN1DOOR
AJAR
X03
Thursday, November 14, 2002
9:36:32 am
$IVEDWORK/k33253a__005schematic sheet1
k33253a83
005of 33
PROD CKMCE1PASSENGER DOOR MODULECK EAU
CLASS 2
(WUR)REDUNDANT
J2-9
CLASS 2
J2-20 J2-22J2-24J2-5 J2-6
UPCFNA
J1-J2-
1541158815393409
005Passenger Door Modulepass_dr_mdl
PASSKEY_RTN
537746
PASS_DRAJAR
265
PASSKEY_UNLK
1047
PDM_CL2
1178
RFAJAR_RTN
Passenger Door Module
K33253a_005_03
D-219PAG
E