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:
Safety Belt Messages
BUCKLE SEATBELT
This message displays as a reminder when the safety belt is not buckled. ...
Rear Vision Camera Location
The camera is located above the license plate.
The area displayed by the camera is limited.
It does not display objects that are close to either corner or under the bumper
and can vary depending ...
Driver Information Center (DIC)
The vehicle may have a Driver Information Center (DIC). It displays information
about the vehicle and warning messages if there is a system problem detected. DIC
messages display in the center of ...





