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:

    OnStar Overview
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system ...

    Exiting the Feature Settings Menu
    The feature settings menu will be exited when any of the following occurs: - The vehicle is no longer in ON/RUN. - The trip/fuel or vehicle information DIC buttons are pressed. - The end ...

    Remote Vehicle Start
    With this feature the engine can be started from outside of the vehicle. ...