See also:

Customization Menu Items
(Customization): Press this button to enter the feature settings menu. This display allows you to customize the feature settings on your vehicle. See DIC Vehicle Customization for more info ...

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 ca ...

Power Steering
If power steering assist is lost because the engine stops or the system is not functioning, the vehicle can be steered but it will take more effort. ...