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.

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    Display Settings
    Press the Config button on the Home Page or the CONFIG button on the faceplate, then select Display Settings from the list. The following options may display: Dimming Mode: Press to change t ...

    Electric Parking Brake Light
    The parking brake status light comes on when the brake is applied. If the light continues flashing after the parking brake is released, or while driving, there is a problem with the Electric Parking ...

    Power Lumbar
    Your vehicle has power lumbar on the driver’s and front passenger’s seats. The seatback lumbar support can be adjusted by moving the control located on the outboard side of the seat cushi ...