At Least Once a Month

Tire Inflation Check

Visually inspect your vehicle’s tires and make sure they are inflated to the correct pressures.

Do not forget to check the spare tire.

Tire Wear Inspection

Tire rotation may be required for high mileage highway drivers prior to the Engine Oil Life System service notification. Check the tires for wear and, if necessary, rotate the tires.

    See also:

    Removing the Spare Tire and Tools
    To access the spare tire and tools: 1. Open the trunk. See Trunk . 2. Lift the load floor. A. Retainer Nut B. Tool Bag Tether C. Tool Bag D. Spare Tire 3. Turn the retainer nut (A) counter ...

    Interior
    Car shoppers might be confused by automakers using the term "premium" to classify brands like Buick and Lincoln, rather than "luxury," but having two classes is smart. The term ...

    Engine Oil Additives / Engine Oil Flushes
    Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all that is needed for good performance and engine protection. Engine oil system ...