See also:

Service
Your dealer knows your vehicle best and wants you to be happy with it. We hope you will go to your dealer for all your service needs. You will get genuine GM parts and GM-trained and supported ser ...

Increasing Speed While Using Cruise Control
If the cruise control system is already activated: • Move the thumbwheel up toward RES/+ and hold it until the vehicle accelerates to the desired speed, and then release it. • To incre ...

Roadside Assistance Program
In the U.S. call 1-800-252-1112. In Canada call 1-800-268-6800. Service available 24 hours a day, 365 days a year. As the proud owner of a new Buick vehicle, you are automatically enrolled in th ...