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:
Tire Inspection
We recommend that the tires, including the spare tire, if the vehicle has one,
be inspected for signs of wear or damage at least once a month.
Replace the tire if:
The indicators at three or mo ...
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 ...
Scheduling Service
Appointments
(U.S. and Canada)
When the vehicle requires
warranty service, contact your
dealer and request an appointment.
By scheduling a service
appointment and advising the
service consultant of your
transportation ne ...