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:

    Wheel Replacement
    Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts and wheel nuts should be replaced. If the wheel leaks air, replace it. S ...

    Windshield Wiper/Washer
    The windshield wiper/washer lever is located on the right side of the steering column. With the ignition in ACC/ACCESSORY or ON/RUN/ START, move the windshield wiper lever to select the wiper sp ...

    OnStar Personal Identification Number (PIN)
    A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To ch ...