When to Check

Check the tires once a month or more.

Do not forget the spare tire, if the vehicle has one.

SeeFull-Size Spare Tire on page 10‑91 for additional information.

    See also:

    Engine Overheating
    If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

    What to Use
    To determine what kind of fluid to use, refer to Recommended Fluids and Lubricants on page 11‑12. Always use the proper fluid. Notice: Use of the incorrect fluid may damage the vehicle and th ...

    Control of a Vehicle
    Braking, steering, and accelerating are important factors in helping to control a vehicle while driving. ...