Courtesy Lamps

The courtesy lamps come on automatically when any door is opened and the dome lamp is in the door position.

    See also:

    Manual Mode
    Driver Shift Control (DSC) or Tap Shift Notice: Driving with the engine at a high rpm without upshifting while using Driver Shift Control (DSC), could damage the vehicle. Always upshift when ...

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has ch ...

    PARKING ASSIST OFF
    After the vehicle has been started, this message displays to remind the driver that the URPA system has been turned off. This message also displays when there is a temporary condition causin ...