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:
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK/OFF in each shift lever position.
• The ignition should turn to LOCK/OFF only
when the shift lever is in P (Park). ...
Vehicle Personalization
Some vehicle features can be
programmed by using the audio
system controls. These features
include:
• Climate and Air Quality
• Comfort and Convenience
• Collision/Detection Systems
†...
Transportation Options
Warranty service can generally be
completed while you wait. However,
if you are unable to wait, GM helps
to minimize inconvenience by
providing several transportation
options. Depending on t ...