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:

    Passing Another Vehicle While Using Cruise Control
    Use the accelerator pedal to increase vehicle speed. When you take your foot off the pedal, the vehicle will slow down to the previously set cruise speed. ...

    Lumbar Adjustment
    Manual Lumbar If equipped, increase or decrease manual lumbar support by turning the knob forward or rearward. See Lumbar Adjustment on page 3‑4 for more information. Power Lumbar To ...

    Sheet Metal Damage
    If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection. ...