Wheels and Tires
See also:
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 ...
Automatic Operation
AUTO (Automatic Fan): When AUTO is selected on
the fan control, the system automatically adjusts the fan
speed. If the OnStar® system is activated when this
position is selected, the fan speed ...
Navigation System
The vehicle’s navigation system provides detailed maps
of most major freeways and roads throughout the
United States and Canada. After a destination has been
set, the system provides turn-by-t ...
