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), Buick has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with Buick by dialing:

1-800-832-8425. TTY users in Canada can dial 1-800-263-3830.

    See also:

    Bluetooth®
    Vehicles with a Bluetooth system can use a Bluetooth capable cell phone with a Hands Free Profile to make and receive phone calls. The system can be used while the key is in ON/RUN or ACC/ACCESS ...

    OnStar Additional Information
    Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...

    Instrument Panel Illumination Control
    The brightness of the instrument panel lighting and steering wheel controls can be adjusted. : Move and hold the thumbwheel up or down to brighten or dim the lights. ...