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  for more information.

    See also:

    Call Waiting
    Call waiting must be supported on the cell phone and enabled by the wireless service carrier. Press to answer an incoming call when another call is active. The original call is placed on hol ...

    Battery Power Protection
    The battery saver feature is designed to protect the vehicle's battery. If some interior lamps are left on and the ignition is turned off, the battery rundown protection system automatically tu ...

    Check Engine Light
    Your vehicle has a computer which monitors operation of the fuel, ignition, and emission control systems. This system is called OBD II (On-Board Diagnostics-Second Generation) and is intend ...