See also:

Trunk Deck Inboard Taillamp and Backup Lamp
Driver Side Shown, Passenger Side Similar A. Backup Lamp B. Taillamp To replace any one of these bulbs: 1. Open the trunk. 2. Remove the push pins (A) retaining the trunk deck trim cover. 3. ...

Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors. Call 1-800-521-7300, or write: Buick Customer Assistance Center P.O. Box 33136 Detroi ...

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-80 ...