See also:

Windshield Wiper/Washer
The windshield wiper/washer lever is located on the left side of the steering column. Turn the band with the wiper symbol to control the windshield wipers. : Use for a single wiping cycle. : Us ...

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 ...

Voice Recognition
The voice recognition system uses commands to control the system and dial phone numbers. Noise: The system may not recognize voice commands if there is too much background noise. When to Speak: ...