Compass Zone
The zone is set to zone eight. If you do not live in zone eight or drive out of the area, the variance needs to be changed to the appropriate zone.
To adjust for compass variance, use the following procedure:
See also:
TTY Users
OnStar has the ability to
communicate to the deaf,
hard–of–hearing, or speech–impaired
customers while in the vehicle.
The available dealer–installed TTY
system can provide in-vehicle
acces ...
Customer Assistance Offices (Mexico)
To contact the Customer Assistance Center (CAC), use the phone numbers listed
in this section. Customer assistance is available Monday through Friday, 08:00 to
20:00 hours, and Saturdays from 08:0 ...
Engine Coolant Temperature Warning Light
The engine coolant temperature
warning light comes on briefly when
the vehicle is started.
If it does not, have the vehicle
serviced by your dealer. If the
system is working normally, the
...