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Upgrade your GM vehicle's audio system while retaining the functionality of OnStar® with the Bose + Onstar GM Car Stereo Radio Installation Wiring Harness Interface. This wiring harness interface ensures a seamless installation when replacing the factory radio. It allows you to retain the functionality of OnStar®, ensuring you can still utilize its features and services. Additionally, the wiring harness interface generates all safety warning chimes, maintaining the necessary audible alerts for a safe driving experience. Upgrade your GM car stereo system while preserving important features with this convenient and reliable wiring harness interface.
Rear Seat Entertainment activation
Plug-in-connection for steering wheel control module (SWI-CP2 or SWI-RC)
In-field updateable firmware via USB
Chime Module Included, with 4 level adjustability
Retains OnStar® when the factory radio is replaced
Retains Bose amplified audio system (if equipped)
Provides 10 Amp 12-volt accessory output
Retains all safety warning chimes
Navigation radio ready
Maintains a “healthy” status on the Class II data bus
Retains Rear Seat Radio Controls
Retains Rear Seat Audio (connects to aftermarket radio AUX input)
Plug-in installation for vehicles with 24-pin harness
Returns Accepted for this item if it's within 30 Days