Owner Checks and Services

At Each Fuel Stop

• Check the engine oil level.

See Engine Oil on page 10‑8.

Once a Month

• Check the tire inflation pressures. See Tire Pressure on page 10‑44.
• Inspect the tires for wear.
See Tire Inspection on page 10‑50.
• Check the windshield washer fluid level. See Washer Fluid on page 10‑22.

    See also:

    Windshield and Wiper Blades
    Clean the outside of the windshield with glass cleaner. Clean rubber blades using a lint-free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoro ...

    Rear Window Defogger
    For vehicles with a rear window defogger, a warming grid is used to remove fog from the rear window. (Rear): Press to turn the rear window defogger on or off. An indicator light on the button comes ...

    Add-on Electrical Equipment
    The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64. Added electrical equipment ...