TTY Users

OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn-by-Turn Navigation.

    See also:

    Removing the Spare Tire and Tools
    Crew Cab A. Wing Nut Retaining Tool Kit B. Tool Kit C. Wheel Blocks D. Jack E. Jack Knob F. Wing Nut Retaining Wheel Blocks Regular Cab A. Wing Nut Retaining Tool Kit B. Tool Kit C. Whee ...

    Fixed Mast Antenna
    The fixed mast antenna can withstand most car washes without being damaged as long as it is securely attached to the base. If the mast becomes slightly bent, straighten it out by hand. If the mast is ...

    Maintenance When Trailer Towing
    The vehicle needs service more often when pulling a trailer. See this manual's Maintenance Schedule or Index for more information. Things that are especially important in trailer operation are ...