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PAC AMP-GM21

Cable Used to Connect Aftermarket Stereos To Factory Amplifiers In Select 1988-1998 GM Vehicles

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• Cable Connects Aftermarket Stereos To Factory Amplifiers
• Compatible With Select 1988-1998 GM Vehicles
• Used With The PAC-OEM 1

Learn more about the ampgm21

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Description


PAC brand icon

Authorized dealer

Harness Features:

  • Cable used to connect aftermarket stereos to factory amplifiers
  • Compatible with select 1988 - 1998 GM vehicles with Bose sound systems
    • Also Requires PAC OEM-1 for an easy upgrade of a factory "premium" sound system
  • 1-year Manufacturer's warranty

Compatibility List:

  • Buick:
    • 1988-1994 Le Sabre Park Avenue
    • 1990-1995 Riviera
    • 1991-1996 Roadmaster
  • Cadillac:
    • 1988-1993 Coupe Deville
    • 1988-1991 Eldorado
    • 1988-1993 Fleetwood
    • 1988-1991 Seville
  • Chevrolet:
    • 1990-1997 Camaro
    • 1991-1996 Caprice
    • 1990-1996 Corvette
    • 1990-1998 Lumina
  • Oldsmobile:
    • 1988-1993 Toronado
  • Pontiac:
    • 1992-1998 Bonneville
    • 1990-1997 Firebird

Connections:

  • Yellow – 12V Constant
  • Red – 12V Accessory
  • Black - Ground
  • Orange – Dash Light Dimmer/Illumination
  • Green – Left Rear Speaker (+)
  • Green with Black Stripe Left Rear Speaker (-)
  • White – Left Front Speaker (+)
  • White with Black Stripe – Left Front Speaker (-)
  • Purple – Right Rear Speaker (+)
  • Purple with Black Stripe – Right Rear Speaker (-)
  • Gray – Right Front Speaker (+)
  • Gray with Black Stripe – Right Front Speaker (-)

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Specifications & Details


Harness Features
Vehicle Sound System
Premium Sound
Main Harness Function
Install a Car Stereo & Bypass the Factory OEM Amplifier
Premium Harness Features
Factory System Amplification
Non-Amplified
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

PAC

Model Number:

AMP-GM21

Weight:

0.25lbs

Internal SKU:

ampgm21

Internal Product ID:

5923

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.