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 communicate with GMC by dialing:

1-800-462-8583. TTY users in Canada can dial 1-800-263-3830.

    See also:

    Installing the Third Row Seats
    To reinstall a third row seat: 1. Before installing the seat the seatback must be folded forward. See “Folding the Seatback” earlier in this section. The seats must be placed in the proper locat ...

    Power Steering Fluid (3.0L V6 Engine)
    The power steering fluid reservoir is located toward the rear of the engine compartment on the passenger side of the vehicle. See Engine Compartment Overview on page 10‑6 for reservoir loc ...

    Compass Calibration
    The compass can be manually calibrated. Only calibrate the compass in a magnetically clean and safe location, such as an open parking lot, where driving the vehicle in circles is not a danger. It is ...