Underbody Maintenance

Use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.

    See also:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, ...

    Windshield Wiper/Washer
    The windshield wiper/washer lever is located on the left side of the steering column. Turn the band with the wiper symbol to control the windshield wipers. : Use for a single wiping cycle. : Us ...

    Recommended Transfer Case Settings
    You can choose among four driving settings: Indicator lights in the dial show which setting you are in. The indicator lights will come on briefly when you turn on the ignition and one will stay on. ...