See also:

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 communicat ...

Rear Seats (All Split Bench and Hybrid Full Bench)
Folding Rear Seat Either side of the rear seat can be folded for added cargo space. Notice: Folding a rear seat with the safety belts still fastened may cause damage to the seat or the safety belts. ...

Battery Replacement
Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body c ...