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:

    Database Coverage Explanations
    Coverage area depends upon the map detail available. Some areas have greater map detail than others. The navigation system works only as well as the information provided on the stored map data. Se ...

    STABILITRAK OFF
    This message displays when you turn off StabiliTrak, or when the stability control system has been automatically disabled. The TCS/StabiliTrak warning light on the instrument panel cluster al ...

    Hill and Mountain Roads
    Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: - Keep the vehicle serviced and in good shape. - ...