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GMC Wiring Harness

- Axxess AX-GMLAN44-SWC 2012 - 2016 GM radio replacement LAN-BUS interface with steering wheel and navigation outputs$139.99
- Cadillac, Chevrolet, GMC complete radio replacement interface for plug-and-play installation of an aftermarket car radio
- Retains factory audio system and vehicle chimes
- Retains steering wheel controls
- Provides NAV outputs (parking brake, reverse, and speed sense)
- Interface is designed for amplified and non-amplified audio systems
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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Watch our video and read our blog for step-by-step instructions documenting the installation of a aftermarket car stereo receiver.
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Car Stereo Wiring Guide
Watch our video and read our blog for the proper wiring colors and their definitions. We explain wire-by-wire what these connections do for the installation of an aftermarket car stereo receiver.
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