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:

    Delayed Entry Lighting
    Delayed entry lighting illuminates the interior for a period of time after all the doors have been closed. The ignition must be off for delayed entry lighting to work. Immediately after all the doors ...

    Power Outlet 120 Volt Alternating Current
    The vehicle may have a power outlet that can be used to plug in electrical equipment that uses a maximum limit of 150 watts. The power outlet is located on the rear of the center console. An indic ...

    Fuel
    For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...