OnStar Services
See also:
Running the Vehicle While Parked
It is better not to park with the engine running. But if you
ever have to, here are some things to know.
WARNING:
Idling a vehicle in an enclosed area with poor
ventilation is dangerous. Engine ...
General Information
Your vehicle is an important investment. This section describes the required
maintenance for the vehicle. Follow this schedule to help protect against major
repair expenses resulting from neglect ...
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 ...
