2005 Buick Century Owner's Manual - Page 260

Taillamps, Turn Signal, and Stoplamps 3. Remove the three plastic wing nuts (A). One wing nut is located on top of the carpet. The other two are located underneath the carpet. 4. Pull the taillamp housing (B) away from the body of the vehicle. 5. Squeeze the tab on the socket and turn the socket counterclockwise. 6. Pull out the socket. 7. Pull the old bulb out of the socket. There are two bulbs on each taillamp. 8. Push in a new bulb. 9. Reverse these steps to reinstall the lamp assembly. 1. Open the trunk. 2. Remove the convenience net If the vehicle has one. 5-50