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:

    Brake Adjustment
    Every time the brakes are applied, with or without the vehicle moving, the brakes adjust for wear. ...

    Audio Settings
    The audio settings can be set for each radio band and each audio player source. To quickly reset an audio setting value to 0: 1. Press the TONE button. 2. Select the audio setting. 3. Press ...

    PASS-Key® III+ Electronic Immobilizer Operation
    Your vehicle is equipped with PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent system. PASS-Key® III+ is a passive theft-deterrent system. The system is automatically ...