Tires

To clean the tires, use a stiff brush with tire cleaner.

Notice: Using petroleum-based tire dressing products on your vehicle may damage the paint finish and/or tires. When applying a tire dressing, always wipe off any overspray from all painted surfaces on your vehicle.

    See also:

    How OnStar Service Works
    Push this blue button to connect to a specially trained OnStar Advisor to verify your account information and to answer questions. Push this red emergency button to get priority help from specially ...

    Navigation
    OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

    After Off-Road Driving
    Remove any brush or debris that has collected on the underbody, chassis, or under the hood. These accumulations can be a fire hazard. After operation in mud or sand, have the brake linings cle ...