Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with GMC by dialing:
1-800-462-8583. TTY users in Canada can dial 1-800-263-3830.
See also:
Retained Accessory Power (RAP)
These vehicle accessories can be used for up to 10 minutes after the ignition key is turned off:
• Audio System
• Power Windows
• Sunroof (if equipped)
Power to the windows and sunroof will ...
Insuring the Vehicle
Protect your investment in the GM vehicle with comprehensive and collision insurance coverage. There are significant differences in the quality of coverage afforded by various insurance policy terms.
...
Towing the Vehicle From the Rear
Notice: Towing the vehicle from the rear could damage it. Also, repairs would
not be covered by the vehicle warranty. Never have the vehicle towed from the rear. ...