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 08:00 to 15:00 hours.
All e-mail inquiries to the Customer Assistance Center (CAC) should be sent to: cac.gmc@gm.com.
Mexico
From Mexico City
5329-0812
From Other Mexico Locations
01-800-466-0812
United States and Canada
1-866-466-8191
Costa Rica
00-800-052-1005
Guatemala
1-800-999-5252
Panama
00-800-052-0001
Dominican Republic
1-888-751-5301
El Salvador
800-6273
Honduras
800-0122-6101
See also:
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the vehicle’s Data Link Conn ...
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The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery.
When t ...
Conditions in Which Remote Start Will Not Work
The remote vehicle start feature will not operate if:
○ The key is in the ignition.
○ The hood or doors are not closed.
○ The hazard warning flashers are on.
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