INSTALLATION INSTRUCTIONS FOR PART GMRC-02

IGNITIONTERM

INALS

WIRE

CUTTER

M3.5

M2.6

M3

M5

M4

ISO

62.5

1.5

• Cutting tool • Crimping tool • Tape • Connectors (example: butt-connectors, bell caps, etc.)

TOOLS REQUIRED

GM Class II Data Bus Interface2000-2010

GMRC-02

• GMRC-02 data interface • 10-pin to 24-pin GM harness with stripped leads

INTERFACE COMPONENTS

KIT FEATURES

APPLICATIONS

• Provides accessory (12 volt 10 amp)

• Retains RAP (if equipped)

• Used in non-amplified systems or when removing amplified system

• Retains all warning chimes

• Small in size

See inside front cover

Applications

GMRC-02

Caution: Metra recommends disconnecting the negative battery terminal before beginning any installation. All accessories, switches, and especially air bag indicator lights must be plugged in before reconnecting the battery or cycling the ignition.

Note: Refer also to the instructions included with the aftermarket radio.

Note: The GMRC-02 is designed to be used in non-amplified GM vehicles or in vehiclesthat the OEM amplifier has been bypassed; Onstar is not retained in either case. The GMRC-02 retains all

the factory warning chimes that would be lost when the OEM radio is removed.It will also provide a 10 amp 12 volt switched accessory for proper radio operation, and retain the RAP

(Retained Accessory Power) feature if equipped.

BuickAllure 2005-2009Century 2004-2005Lacrosse 2005-2009Rainier 2004-2007Rendezvous 2002-2007Terraza 2005-2008

chevroletAvalanche 2003-2006Cavalier 2000-2005Colorado 2004-2010Express 2003-2007 Impala 2000-2005Malibu 2001-2003Malibu classic 2004-2005Monte Carlo 2000-2005Silverado pickup classic 2007Silverado pickup (all models) 2003-2006SSR 2003-2006Suburban 2003-2006Tahoe 2003-2006Trailblazer 2002-2009Uplander 2005-2008Venture van 2000-2005

GMcCanyon 2004-2010Envoy 2002-2009Savanna van (full size) 2003-2007

(GMC continued) Sierra classic 2007Sierra 2003-2006Yukon/Yukon XL 2003-2006

huMMerH3 2006-2009

isuzuAscender 2003-2008I Series pickups 2006-2008

oldsMoBileAlero 2001-2004Bravada 2002-2005Intrigue 2002Silhouette 2000-2004

PontiacAztec 2001-2005 Grand Am 2001-2005 Grand Prix 2004-2008 Montana sv6 (Canada) 2005-2008Montana 2000-2005 Sunfire 2000-2005

saaB9-7X 2005-2009

saturnRelay 2005-2007

GMRC-02

From the 24-pin harness:• Connect the Yellow wire to the radio’s 12-volt battery or memory wire.• Connect the Black wire to the radio’s ground wire.• Connect the Gray wire to the right front positive speaker output of the aftermarket radio.• Connect the Gray/Black wire to the right front negative speaker output of the

aftermarket radio.• Connect the Green wire to the radio’s left rear positive speaker output.• Connect the Green/Black wire to the radio’s left rear negative speaker output.• Connect the Purple wire to the radio’s right rear positive speaker output.• Connect the Purple/Black wire to the radio’s right rear negative speaker output.• Connect the Blue/White wire to the radio’s antenna turn on wire.• The orange wire is not used in this application.

From the 10-pin:• Connect the red wire to the ignition wire of the aftermarket radio.• Connect the White wire to the left front positive speaker output of the aftermarket radio.• Connect the White/Black wire to the left front negative speaker output of the

aftermarket radio.

Installing the GMRC-02• With all connections completed to the aftermarket radio, plug the 24 pin harness into the

vehicles wiring harness. note: Some minor modifications may be necessary to the sub dash cavity to

accommodate the GMRC-02.

• Cycle the key by turning the ignition on then back off, then on again to test the radio.

Testing the GMRC-02• Turn the ignition on if not already, and then turn the radio on to verify that the radio

works. Check balance and fader controls for proper operation.• Now close all the doors with the radio on and turn the key off. The radio should be still on

until one of the doors is opened.

Connections to be made

INSTALLATION INSTRUCTIONS FOR PART GMRC-02

iMPortant WarninGThis product includes instructions for installation which must be carefully followed. The instructions are worded in such a manner to assume that the installer is capable of completing these type of electronic installations. If you are unclear as to what you are instructed to do or believe that you do not understand the instructions so as to properly and safely complete the installation you should consult a technician who does have this knowledge and understanding.

AXXESS ACCESSORIES STEREOS