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PAC ADD-GM21A

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

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  • Brand New
  • Usually ships in 7-14 days

Specials with this product

  • Free Flat Rate Shipping to the entire USA!details
Harness Features:
  • Use this cable to add to, or replace factory GM amplifiers with an aftermarket amplifier
  • Compatible with select 1998-2002 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:
    • 1999-2002 Escalade
  • Chevrolet:
    • 1998-2002 Suburban
    • 1998-2002 Tahoe
    • 1998-2002 Blazer
    • Note: The 2001-2002 Tahoe non Bose requires the PAC ADD-GM21D
  • GMC:
    • 1998-2002 Suburban
    • 1998-2002 Yukon
    • 1998-2002 Jimmy
    • 1998-2002 Envoy
    • 1998-2002 Denali
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 (-)
Product History:
PAC ADD-GM21C thumbnail
(newest, current model)
PAC ADD-GM21A thumbnail
(previous model, replaced by PAC ADD-GM21C)
Compatible Vehicle Makes
Compatible Vehicle MakeCadillac
Chevrolet
GMC
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
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PAC OEM-1
OEM-1 makes it easy to upgrade a factory 'premium' system, such as a GM Delco/ Bose® or a Ford/ JBL. Whether replacing the factory radio or amplifier, the OEM-1 is your 'plug and play' solution.
$29.99
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More info

Product Summary

Manufacturer: PAC
Model number: ADD-GM21A
Weight: 0.50 lbs
Internal SKU: addgm21a
Internal product ID: 16941

Price Information

$15.49

–$2.50

$12.99

Usually ships in 7-14 days

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