Engine Cooling when Trailer Towing

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

    See also:

    Driver Position. Lap-Shoulder Belt
    The driver has a lap-shoulder belt. Here is how to wear it properly. 1. Close and lock the door. 2. Adjust the seat so you can sit up straight. To see how, see “Seats” in the Index. 3. ...

    Trailer Wiring Harness
    Your vehicle is equipped with a seven-wire trailer towing harness. This harness has a seven-pin universal heavy-duty trailer connector (if equipped with the trailering package) that is attached t ...

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...