Owner Checks and Services

At Each Fuel Stop

• Check the engine oil level.

See Engine Oil on page 10‑8.

Once a Month

• Check the tire inflation pressures. See Tire Pressure on page 10‑44.
• Inspect the tires for wear.
See Tire Inspection on page 10‑50.
• Check the windshield washer fluid level. See Washer Fluid on page 10‑22.

    See also:

    Automatic Transmission Shift Lock Control Function Check
    WARNING When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough room around ...

    Safety Belt Messages
    BUCKLE SEATBELT This message displays as a reminder when the safety belt is not buckled. ...

    Storing and Deleting Phone Numbers
    The system can store up to 30 phone numbers as name tags in the Hands&-Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and stor ...