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.

    See also:

    Manual Mode
    Electronic Range Select (ERS) Mode ERS mode allows you to choose the top-gear limit of the transmission and the vehicle's speed while driving downhill or towing a trailer. The vehicle has an electro ...

    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 ...

    All-Wheel Drive
    Vehicles with this feature always send engine power to all four wheels. It is fully automatic, and adjusts itself as needed for road conditions. When using a compact spare tire on an AWD vehicle, the ...