See also:

Customer Assistance Offices (U.S. and Canada)
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 ...

Sun Visors
Pull the visor toward you, or move to the side to help reduce glare. On vehicles with a lighted vanity mirror, lift the attached cover to use. ...

Side Blind Zone Alert (SBZA)
The vehicle may have a Side Blind Zone Alert (SBZA) system. Read this entire section before using the system. WARNING: SBZA is only a lane changing aid and does not replace driver vision. SBZA ...