See also:

Control of a Vehicle
The following three systems help to control the vehicle while driving—brakes, steering, and accelerator. At times, as when driving on snow or ice, it is easy to ask more of those control syste ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to ...

Services Provided
• Flat Tire Change: If unable to change a flat tire, Roadside Assistance will provide towing service to the nearest authorized Buick dealership. It is the owner's responsibility for the ...