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PAC ROEM-GM21 Wiring Interface

Connect a new car stereo and retain the factory amplifier in select 1986-96 General Motors vehicles

Item # 541GM21

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Item # 541GM21

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About the PAC ROEM-GM21 Wiring Interface

PAC ROEM-GM21 interface

PAC's ROEM-GM21 radio replacement interface lets you replace the factory radio in select 1986-96 General Motors vehicles, without losing the amplified sound system. The interface's design minimizes noise and static. Warranty: 1 year.

What's in the box:

  • Radio replacement interface module
  • Vehicle harness
  • Radio harness
  • Instructions

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More details on the PAC ROEM-GM21 Wiring Interface

Stacey B.
The PAC ROEM-GM21 Wiring Interface replaces these items:

Product Research


Radio Replacement Interface: The PAC ROEM-GM21 facilitates the replacement of the factory-installed Delco/Bose radio in select GM vehicles with an aftermarket stereo, while retaining the function of the factory amplified audio system.

Vehicle Compatibility: The PAC ROEM-GM21 is compatible with the following GM vehicles featuring a factory installed premium Delco/Bose audio system.

Make Model Year
Buick Lesabre 1990-1994
Park Avenue 1990-1994
Roadmaster 1991-1994
Cadillac Deville (coupe) 1990-1991
Deville 1992-1993
Eldorado 1990-1991
Fleetwood 1990-1993
Seville 1990-1991
Chevy Camaro 1999-2003
Caprice 1991-1996
Corvette 1990-1996
Impala 1994-1996
Lumina 1995-2001
Lumina APV Van 1990-1996
Malibu 1997-2000
Monte Carlo 1995-1999
Silverado 1998-1999
Suburban 1995-1999
Tahoe 1995-1999
Sierra 1998-1999
Yukon 1995-1999
Youkon XL 1999

Adjustable Gain: This 4-channel radio replacement interface will allow your new aftermarket stereo's output to be adjusted to the input requirements of the existing factory installed amplifier, providing 2:1 gain and infinite attenuation.

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