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:

    Connections
    OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for co ...

    Storing a Flat or Spare Tire and Tools
    WARNING! Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Stor ...

    Vehicle and Power Issues
    OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not o ...