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:

    AVG (Average) Speed
    Displays the average speed of the vehicle in either kilometers per hour (km/h) or miles per hour (mph). This calculation is based on the various vehicle speeds recorded since the last reset o ...

    Automatic Dimming Mirror
    If the vehicle has the automatic dimming mirror, the driver outside mirror automatically adjusts for the glare of headlamps behind you. ...

    Fuel Gauge
    When the ignition is on, the fuel gauge indicates how much fuel is left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. The FUEL LEVEL LOW me ...