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:

    Tire Inspection
    We recommend that the tires, including the spare tire, if the vehicle has one, be inspected for signs of wear or damage at least once a month. Replace the tire if: • The indicators at three or mor ...

    Engine Cover
    Engine Cover 3.0L V6 A. Oil Fill Cap B. Engine Cover Bolt C. Engine Cover To remove: 1. Remove the oil fill cap (A). 2. Remove the engine cover bolt (B). 3. Raise the engine cover (C) to rele ...

    TPMS Malfunction Light and Message
    The TPMS will not function properly if one or more of the TPMS sensors are missing or inoperable. When the system detects a malfunction, the low tire warning light flashes for about one minute and the ...