2000 Buick Park Avenue Owner's Manual - Page 304

Rear Turn Signals/Stoplamps/ Back-Up Lamps 1. There are four studs located at the edge of the trunk lid. Remove the protective vinyl caps from the studs. 2. Use a 10 mm wrench to remove the nuts from the studs. The turn lamps, stoplamps and back-up bulbs are located behind the taillamp assembly along the trunk lid. The following instructions explain how to access these bulbs. 6-42