See also:

Time and Date Settings
From the Time and Date Settings screen button, press to display the Time and Date Settings menu. Set Time: Press + or − to increase or decrease the Hours and Minutes displayed on the clock. ...

Operation
(Off): Turns the climate control system off. Outside air still enters the vehicle and is directed to the floor. The airflow direction and temperature can be adjusted. Temperature Control: Turn ...

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 ...