Owner Checks and Services

At Each Fuel Stop

• Check the engine oil level. See Engine Oil on page 10‑7.

Once a Month

• Check the tire inflation pressures. See Tire Pressure on page 10‑62.
• Inspect the tires for wear. See Tire Inspection on page 10‑68.
• Check the windshield washer fluid level. See Washer Fluid on page 10‑28.

    See also:

    Cooling System
    If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information. The cooling system allows the engine to maintain the correct working temperature. 5.3 L En ...

    Using the Tire Sealant and Compressor Kit without Sealant to Inflate a Tire (Not Punctured)
    To use the air compressor to inflate a tire with air only and not sealant: If a tire goes flat, avoid further tire and wheel damage by driving slowly to a level place. Turn on the hazard warning fl ...

    Park Tilt Mirrors
    If the vehicle is equipped with memory mirrors, there is an option to have the mirrors tilt down, when in R (Reverse), to more easily see the ground near the vehicle. When the vehicle is shifted to ...