Recommended Fluids and Lubricants

This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine and/or an Allison Transmission, see the maintenance schedule section in the DURAMAX® Diesel manual.

Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.

Maintenance Replacement Parts

    See also:

    Engine Overheating
    If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

    Maintenance when Trailer Towing
    The vehicle needs service more often when pulling a trailer. See Maintenance Schedule on page 11‑3. Things that are especially important in trailer operation are automatic transmission fluid, en ...

    Engine Hours
    Press the vehicle information button until ENGINE HOURS displays. This display shows the total number of hours the engine has run. ...