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:

    How OnStar Service Works
    : This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

    Power Reclining Seatbacks
    Driver’s Seat with Power Seat Control, Power Recline, and Power Lumbar shown If the seats have power reclining seatbacks, the controls used to operate them are located on the outboard side ...