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:

    License Plate Lamp
    To replace one of these bulbs: 1. Open the liftgate partway. See Liftgate on page 2‑9. Passenger Side Shown, Driver Side Similar 2. Push the left end of the lamp assembly toward the right. ...

    All Terrain chassis and suspension
    Based on the chassis of the 2011 Sierra HD trucks, the All Terrain HD features a fully boxed steel frame with exceptional strength and torsional stiffness. It incorporates the production models' n ...

    Remote Vehicle Start
    If available, this feature allows you to start the engine from outside of the vehicle. It may also start up the vehicle's heating or air conditioning systems and rear window defogger. Normal operatio ...