Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    See also:

    Service All-Wheel Drive Light
    This light should come on briefly when you turn on the ignition, as a check to show you it is working. The service all-wheel drive light comes on to indicate that there may be a problem with ...

    Maintenance Footnotes
    (a) Visually inspect brake lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc. Inspect disc brake pads for wear and rotors for surface condition. Inspect other brake parts, i ...

    Battery Power Protection
    The battery saver feature is designed to protect the vehicle's battery. If the exterior lamps or any interior light is left on and the ignition is turned off, the battery rundown protection ...