See also:

Starting the Vehicle Messages
FAST IDLE ON If your vehicle has this feature, this message displays when the fast idle feature is on. See Fast Idle System on page 9‑31 for more information. ...

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 ...

Storing Memory Positions
To save into memory: 1. Adjust the driver seat and seatback recliner, both outside mirrors, and the throttle and brake pedals, if equipped. See Power Mirrors on page 2‑15 and Adjustable Thrott ...