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:
Tire Terminology and Definitions
Air Pressure: The amount of air inside the tire pressing outward on each square inch of the tire. Air pressure is expressed in kPa (kilopascal) or psi (pounds per square inch).
Accessory Weight: The ...
Ride Control System Messages
SERVICE STABILITRAK
This message displays if there is a problem with the StabiliTrak® system. If this message appears, try to reset the system. Stop; turn off the engine for at least 15 seconds;
th ...
Instrument Panel Storage
For vehicles equipped with an instrument panel storage area, it is located above the glove box.
Access the storage area by pressing and holding in the driver side of the handle and pull out on the ...