Engine Cooling When Trailer Towing

The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating.

    See also:

    Vehicle Speed Messages
    SELECTED SPEED LIMIT EXCEEDED This message is displayed when the vehicle speed is greater than the set speed. See "Speed Warning" under Driver Information Center (DIC). ...

    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 ...

    Power Reclining Seatbacks
    To adjust the seatback: Tilt the top of the control rearward to recline. Tilt the top of the control forward to raise. WARNING Sitting in a reclined position when the vehicle is in mo ...