See also:

Languages
The vehicle supports English, French (Canadian), and Spanish. The default language is English. Turn the TUNE/MENU knob to highlight the language. Press TUNE/MENU to change the display language. ...

When the Light Is On Steady
This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Vehicle Messages  for more informati ...

Customer Assistance Offices
Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States Buick Customer Assis ...