2000 Buick Regal Owner's Manual - Page 281

Tail/Stop/Turn Signal Lamp 3. Remove the bulb by turning it one-quarter turn counterclockwise. 4. Place the new bulb into the bulb socket. 5. Turn the bulb one-quarter turn clockwise to replace. 6. Close the trunk. 1. Remove the three plastic wing nuts (A). (Pliers may be required to remove the wing nuts.) There is one wing nut located on the outside of the carpet. The other two are located underneath the carpet. 6-38