OnStar Services

See also:

Seat Recall
Press the customization button until SEAT RECALL: OFF appears in the display. To select your preference for recall of the driver’s memory seat, mirrors, and adjustable pedals, if your vehicle ha ...

Power Windows
The controls for the power windows are located on the armrest on each of the side doors. With power windows, the switches operate the windows when the ignition is in RUN, ACCESSORY or when Retai ...

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 — Customer Assist ...