See also:

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 ...

Turning the System On and Off
The URPA system can be turned on and off using the park assist button located next to the shift lever. The LED next to the park assist button lights up when the system is on and turns off w ...

Cruise Control Light
The cruise control light is white whenever the cruise control is set, and turns green when the cruise control is active. The light turns off when the cruise control is turned off. See Cruise Contro ...