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Avalanche - GM Wiring Harness

Dash Kit and Harness Fitment

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  1. Axxess GMOS-LAN-08 OnStar Interface for 2012 - 2016 Cadillac, Chevrolet and GMC Vehicles
    Axxess GMOS-LAN-08 OnStar Interface for 2012 - 2016 Cadillac, Chevrolet and GMC Vehicles
    $129.99
    • Easily remove the factory stereo in an otherwise impossible situation and replace it with an aftermarket stereo and retain all of the factory functions
    • Provides accessory (12-volt 10-amp)
    • Retains R.A.P. (retained accessory power)
    • Used in non-amplified audio systems
    • Retains chimes
    • Retains factory auxiliary input
    • Provides NAV outputs (parking brake, reverse, mute, V.S.S.)
    Learn More
  2. Axxess GMOS-LAN-07 OnStar Interface for 2012 - 2016 Cadillac, Chevrolet and GMC Vehicles
    Axxess GMOS-LAN-07 OnStar Interface for 2007 - 2016 Cadillac, Chevrolet and GMC Vehicles
    $159.99
    • Easily remove the factory stereo in an otherwise impossible situation and replace it with an aftermarket stereo and retain all of the factory functions
    • Provides accessory (12-volt 10-amp)
    • Retains R.A.P. (retained accessory power)
    • Used in non-amplified audio systems
    • Retains chimes
    • Retains factory auxiliary input
    • Provides NAV outputs (parking brake, reverse, mute, V.S.S.)
    Learn More
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Car Stereo Wiring how to's and guides
What do the wire colors of a car stereo mean?

Car stereo wiring is color coded for convenience and simplicity. Each wire color has a specific meaning, we show you what they are.

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