OnStar Services

See also:

Air Vents
Air Vents Use the louvers located on the air vents to change the direction of the airflow. Use the thumbwheels near the air vents to control the amount of airflow or to shut off the airflow. Oper ...

Windshield Wiper/Washer
The windshield wiper lever is on the right side of the steering column. With the ignition in ACC/ ACCESSORY or ON/RUN, move the windshield wiper lever to select the wiper speed. 2: Use for fast ...

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 ...