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PAC ADD-GM12

Used When Replacing a Factory Amplifier or Adding an Aftermarket Amplifier in Select GM Vehicles

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Used to add or replace factory amplifiers with an aftermarket amplifier • Compatible with select 1983-1993 GM vehicles • Used with PAC OEM-1 and AMP-RCA

Learn more about the addgm12

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Description


PAC brand icon

Authorized dealer

Harness Features:
  • Use this cable to add to, or replace factory GM amplifiers with an aftermarket amplifier
  • Compatible with select 1983-1993 GM vehicles
    • Also Requires PAC OEM-1 for an easy upgrade of a factory "premium" sound system
    • If replacing the the factory amplifier or adding an aftermarket amplifier, the PAC AMP-RCA will be needed
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
Compatibility List
  • Cadillac:
    • 1985-1987 Coupe Deville
    • 1983-1987 Eldorado
    • 1985-1987 Fleetwood
    • 1984-1987 Seville
  • Chevrolet:
    • 1986-1989 Camaro
    • 1984-1989 Corvette
  • Oldsmobile:
    • 1986-1993 Ninety Eight
  • Pontiac:
    • 1985-1991 Bonneville
    • 1986-1989 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 (-)

Item Details


Manufacturer:

PAC

Model Number:

ADD-GM12

Weight:

0.50lbs

Internal SKU:

addgm12

Internal Product ID:

5949

Customer Ratings & Reviews


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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.