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:

    Speedometer
    The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...

    Programming the Power Windows
    Programming the power windows may be necessary if the vehicle's battery has been disconnected or discharged. If the window will not express up after power has been restored and a message is displ ...

    Removing the Flat Tire and Installing the Spare Tire
    1. Do a safety check before proceeding. See If a Tire Goes Flat 2. Use the wrench to loosen all of the wheel nuts. Do not remove them yet. 3. Find the jacking location using the diagra ...