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:

    Electrical System Overload
    The vehicle has fuses and circuit breakers to protect against an electrical system overload. When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the ci ...

    Express-Down/Up Windows
    Windows with the express feature allow the windows to be raised and lowered all the way without holding the switch. Press or pull the switch fully and release it to activate the express feature. T ...

    STABILITRAK NOT READY
    This message may display after first driving the vehicle and exceeding 30 km/h (19 mph) for 30 seconds. The TCS/StabiliTrak warning light on the instrument panel cluster also comes on. The St ...