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:

    Roadside Assistance and OnStar
    If you have an active OnStar subscription, press the Q button and the current GPS location will be sent to an OnStar Advisor who will assess your problem, contact Roadside Assistance, and relay y ...

    Accessories and Modifications
    When you add non-GM accessories to your vehicle they can affect your vehicle’s performance and safety, including such things as, airbags, braking, stability, ride and handling, emissions systems, ...

    DIC Buttons
    A. SET/CLR: Press to set or clear the menu item when it is displayed. B. (Thumbwheel): Use to scroll through the items in each menu. A small marker will move across the bottom of the pag ...