Roadside Assistance Program
For U.S. purchased vehicles, call 1-800-252-1112; (Text Telephone (TTY): 1-888-889-2438).
For Canadian purchased vehicles, call 1-800-268-6800.
Service is available 24 hours a day, 365 days a year.
See also:
Wiper Blade Replacement
Windshield wiper blades should be inspected for wear or cracking. See Scheduled Maintenance for more information.
It is a good idea to clean or replace the wiper blade assembly on a regular bas ...
Service Bulletins
Service Bulletins give additional
technical service information
needed to knowledgeably service
General Motors cars and trucks.
Each bulletin contains instructions
to assist in the diagnosis ...
Compass Calibration
Press and hold the on/off button to activate the
compass calibration mode. CAL will be displayed
in the compass window on the mirror.
The compass can be calibrated by driving the
vehicle in circ ...