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 ...

Dual Automatic Climate Control System
The heating, cooling, and ventilation in the vehicle can be controlled with this system. A. Fan Control B. AUTO (Automatic Operation) C. Defrost D. Recirculation E. REAR (Rear Climate Control) ...

Cruise Control
Cruise Control : Press to turn the system on or off. The indicator light is on when cruise control is on and turns off when cruise control is off. : Press briefly to make the vehicle resume to ...