Peripheral GMAH24B

Radio Replacement Interface for GM Class II with OnStar and Bose

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This item has been discontinued

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The Peripheral GMAH24B is an OnStar and Class-2 Data-bus interface for select late model GM Vehicles with Class-2 Radios with OnStar and Bose sound systems. The GMAH24B retains chime signal commands on the Class-2 Data-bus and supplies the appropriate warning tone through the OE Amplifier, external speaker, or through the add-on chime module. The interface provides an effortless and seamless aftermarket receiver installation into select GM Vehicles while maintaining the operation of Factory features.

  • Radio Replacement Interface for GM Class II with OnStar and Bose
  • For vehicles that have a "Premium Bose" amp that only accepts 2 channel audio inputs
  • Retains complete OnStar functions and features
  • Provides proper audio integration with either premium or standard Bose sound systems
  • Generates 12V Accessory output and retains RAP Function
  • Uses genuine Delphi chip for seamless integration
  • Provides "healthy status" report to the Class-2 system
  • Compatible with the following GM Vehicles:
  • Buick:
    • 2005 - 2007 LaCrosse
    • 2007 Terraza
    • 2003 - 2007 Rendezvous
  • Cadillac:
    • 2003 - 2006 Escalade
  • Chevrolet:
    • 2004 - 2007 Colorado
    • 2000 - 2005 Monte Carlo
    • 2003 - 2006 Avalanche
    • 2003 - 2006 Tahoe
    • 2003 - 2006 SSR
    • 2003 - 2006 Silverado
    • 2003 - 2004 S10
    • 2003 - 2006 Venture
    • 2005 - 2008 Corvette
    • 2003 - 2007 Trailblazer
    • 2007 Uplander
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Compatible Vehicles

Compatible Vehicle Make and Model
The model of vehicle that this vehicle specific product is designed for. Please keep in mind that engine variations can affect the compatibility of the products.

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Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
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How to wire to a aftermarket radio?
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Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Peripheral GMAH24B

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Peripheral GMAH24B

Radio Replacement Interface for GM Class II with OnStar and Bose


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