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:
Drive Systems
All-Wheel Drive
Vehicles with this feature always send engine power to all four wheels. It
is fully automatic, and adjusts itself as needed for road conditions.
When using a compact spare tire ...
OnStar® Destination Download (US and Canada)
OnStar Destination Download (if equipped) is a service available for OnStar subscribers
that makes operating your navigation system much simpler. It allows subscribers
to request and receive navig ...
Vehicle Speed Messages
ICE POSSIBLE DRIVE
WITH CARE
This message displays when the
outside temperature is cold enough
to create icy road conditions.
Adjust your driving accordingly.
SPEED LIMITED TO
XXX KM/H (MPH ...