See also:

Customer Assistance for Text Telephone (TTY) Users
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 comm ...

Setting the Time
The radio may have a button marked with an H or HR to represent hours and an M or MN to represent minutes. Press and hold the hour button until the correct hour appears on the display. AM or PM ...

Steering Wheel Controls
Steering Wheel Controls For vehicles with audio steering wheel controls, some audio controls can be adjusted at the steering wheel. Press to interact with the available Bluetooth, OnStar, or navig ...