See also:

OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advi ...

Aluminum or Chrome-Plated Wheels and Trim
The vehicle may have either aluminum or chrome-plated wheels. Keep the wheels clean using a soft clean cloth with mild soap and water. Rinse with clean water. After rinsing thoroughly, dry with ...

Roadside Assistance Program
U.S.: 1-800-252-1112 TTY Users: 1-888-889-2438 Canada: 1-800-268-6800 As the owner of a new Buick, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Pr ...