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 ...

Perimeter Lighting
If it is dark enough outside when the unlock button on the remote keyless entry transmitter is pressed, the DRL, parking lamps and back-up lamps will come on. This feature can be programmed on fo ...

Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor an ...