See also:

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. ...

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 statu ...

Tailgate Removal
The tailgate can be removed to allow for different loading situations. Assistance may be needed with the removal to avoid damage to the vehicle. On vehicles with a Rear Vision Camera, it must be dis ...