OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview.

    See also:

    Starting the Engine
    Place the transmission in the proper gear. If the vehicle has the keyless access system, the keyless access transmitter must be authenticated in order for the ignition control knob to turn. ...

    Rear Vision Camera Error Messages
    Service Rear Vision Camera System: This message can display when the system is not receiving information it requires from other vehicle systems. (Service Rear Vision Camera System Icon): T ...

    Roof Rack System
    WARNING If something is carried on top of the vehicle that is longer or wider than the roof rack—like paneling, plywood, or a mattress—the wind can catch it while the vehicle is being driven. The ...