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:
Instrument Panel Storage
This vehicle has an instrument panel storage area. To open the cover, press the button (A).
This vehicle has an auxiliary input jack. See Auxiliary Devices on page 7‑36 for more information. ...
Hill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include:
• Keep the vehicle serviced and in good shape.
• C ...
Airbag System Messages
SERVICE AIRBAG
This message displays if there is a problem with the airbag system. Take the
vehicle to your dealer for service. ...





