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:
Vehicle Personalization
The audio system controls are used to access the personalization menus for customizing
vehicle features.
CONFIG (Configuration): Press to access the Configuration Settings Menu.
MENU/SELECT Knob: ...
Display Function
Each time the temperature, mode, or fan control buttons are pressed, the climate control display shows that function along with the inside temperature setting. The outside temperature is displayed on ...
Languages
The vehicle can be programmed to respond in French or Spanish. Push Q and ask
an Advisor. Advisors can speak French or Spanish. ...