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:
Driver Information Center (DIC) (Without DIC Buttons)
If your vehicle does not have DIC buttons, the information below explains the operation of this system.
The DIC has different displays which can be accessed by pressing the trip odometer reset stem l ...
Heated and Ventilated Front Seats
WARNING
If you cannot feel temperature change or pain to the skin, the seat heater may cause burns even at low temperatures. To reduce the risk of burns, people with such a condition should use care ...
Replacing Safety Belt System Parts after a Crash
WARNING
A crash can damage the safety belt system in the vehicle. A damaged safety belt
system may not properly protect the person using it, resulting in serious injury
or even death in a crash. ...





