
the12volt's Application Guide - 2003 GMC Topkick
Metra Kits, Harnesses, Interfaces, Antennas, Adapters, Speaker Locations and Sizes | ||
Metra Products | Model Number | Vehicle/Notes |
Premium Kit | 99-2011 |
2003 GMC Topkick (A) - Without Onstar use GMRC-04. (B) - Without Onstar use GMRC-05. XSVI-2103 also available, but it does not retain warning chimes. (C) - Minor sub-dash modifications required (D) - DOES NOT RETAIN ONSTAR - USE 99-3303 FOR ONSTAR (E) - MUST USE AX-ADBOX02 WITH HARNESS PART NUMBER AX-ADFD01 (P) - MUST USE AX-ADBOX02 WITH HARNESS PART NUMBER AX-ADFD02 (S) - HYBL-01 available for BlueLink equipped cars 99-9999* - Without Onstar use GMRC-01 or GMRC-02. XSVI-2003 also avaliable, but it does not retain warning chimes |
Budget Kit | 99-2011 | |
Custom Kit | 99-2011 | |
Double DIN | 99-2011 | |
Harness Into Car | GMRC-02 | |
Harness Into Factory Radio | 71-2003-1 | |
Speaker Adapter Harness | 72-4568 | |
Speaker Accessory | 82-4600 | |
Speaker Front Location 1 | ||
Speaker Front Size 1 | ||
Speaker Front Location 2 | ||
Speaker Front Size 2 | ||
Speaker Rear Location 1 | ||
Speaker Rear Size 1 | ||
Speaker Rear Location 2 | ||
Speaker Rear Size 2 | ||
Speaker Other | ||
Amplifier Integration | N/A | |
Amplifier Bypass | N/A | |
Custom Antenna | TBA | |
Power Antenna | 40-GM10 | |
Antenna Adapter to Factory Antenna | ||
Antenna Adapter to Factory Radio |
PAC Auxilary Audio Input | ||
Vehicle | Model Number | Notes |
2003 GMC All Models | AAI-GM24 | Vehicles with RDS radios, AAI-GM24 is designed for vehicles with or without factory slave units (CD changer, XM Receiver, or DVD (RSE), but not all 3 at the same time. The AAI-GM24 is fully compatible with OnStar®, Standard BOSE®, or Premium BOSE® sound systems. |
2003 GMC All Models | AAI-GM12 | SUV’s and trucks with a RDS or Navigation radio. Requirements: The SUV or truck must have a factory XM receiver, factory DVD Rear Seat Entertainment (RSE), or factory/aftermarket CD changer (factory 6 disc changer built in the radio does not qualify). |
PAC OEM1 and ROEM Integration | ||
Vehicle | Model Number | Notes |
2003 GMC All Models All trucks and SUV's | N/A | Not compatible with factory equipped navigation radios Use C2R-GM24, OS-2 or OS-2BOSE. |
PAC SWI-X Steering Wheel or Rear Seat Radio Controls | ||
Vehicle | Model Number | Notes |
2003 GMC All Models | SWI-X | All full size trucks, SUV's (rear controls not supported) |
PAC SWI-V Steering Wheel Radio Buttons to 'DUAL' Multipurpose Controls | ||||
Vehicle | Input Wire | Output Wire | Model / Version | Notes |
2003 GMC All Models | Green | Orange | SWI-V 1 | All SUV's and trucks H2 |
PAC SWI-V Notes | ||||
IR Extended mode headunits: Pioneer AVX-P7300DVD, AVXP7000CD, AVXP7000, AVMP7000R, AVMP8000R, AVMP9000R, GEXP7000TV, all Rockford Fosgate head units | ||||
Headunits currently not supported: All Delphi XM products. JVC: KD-AVX1, KDDV5100, Sony MEX-5DI, MEX-1HD, CDX-M850MP, CDX-M3DI, CDX-MP70, CDX-MP80, CDX-CA900X, CDX-M7815X, CDX-M730, CDX-M770, CDXM620, CDX-M670, CDX-M800, CDX-M8800, CDX-M8805X, CDX-M9905X, |
PAC VCI Series Factory Navigation/Video Integration | ||
Vehicle | Model Number | Notes |
2003 GMC All Models Delphi Nav. - Non-touchscreen | VCI-GM1/AV | Nav. to Video Interface with 2 composite, 1 back-up camera input & audio switcher |
2003 GMC All Models Delphi Nav. - Non-touchscreen | VCI-GM1 | GM Video Interface with dual inputs |
Vehicle Wiring Information Database |
GMC wiring information (link opens in new window) |
Table Links:
• Metra Kits, Harnesses, Interfaces, Antennas, Adapters, Speaker Locations and Sizes
• PAC Auxilary Audio Input
• PAC OEM1 and ROEM Integration
• PAC SWI-X Steering Wheel or Rear Seat Radio Controls
• PAC VCI Series Factory Navigation/Video Integration

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