Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

    See also:

    English and Metric Unit Conversion
    To change the display units between English and metric units, see Driver Information Center (DIC) for more information. ...

    CD Messages
    CHECK DISC: If an error message displays and/or the CD comes out, it could be for one of the following reasons: • It is very hot. When the temperature returns to normal, the CD should play. ...

    Passive Entry
    This allows the Passive Entry feature to be turned on or off. Press SELECT when Passive Entry is highlighted. Turn the Menu knob to select On or Off. Press SELECT to confirm the selection. Pr ...