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:

    Wiper Blade Replacement
    Windshield wiper blades should be inspected for wear or cracking. See Maintenance Schedule for more information. It is a good idea to clean or replace the wiper blade assembly on a regular basi ...

    Engine Oil Life System
    The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter. The oil life system ...

    Windows
    WARNING Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat ...