When to Check

Check the tires once a month or more. Do not forget the compact spare tire, if the vehicle has one. The cold compact spare should be at 420 kPa (60 psi). For additional information regarding the compact spare tire, see Compact Spare Tire on page 10‑75.

    See also:

    What to Use
    Read the manufacturer's instructions before refilling the windshield washer fluid. If operating the vehicle in an area where the temperature may fall below freezing, use a fluid that has suffi ...

    Tire Terminology and Definitions
    Air Pressure: The amount of air inside the tire pressing outward on each square inch of the tire. Air pressure is expressed in kPa (kilopascal) or psi (pounds per square inch). Accessory Weight: The ...

    Retained Accessory Power (RAP)
    The following vehicle accessories can be used for up to 10 minutes after the engine is turned off: • Audio System • Power Windows • OnStar System (if equipped) • Sunroof (if equipped) The ...