Buick 2001 Century - Manual (Page 287)

6-37
Tail/Stop/Turn Signal Lamps 1. Remove the 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.
2. Pull the taillamp housing (B) away from the body of
the vehicle.
3. Squeeze the tab on the socket and turn the socket
counterclockwise.
4. Pull out the socket.
5. Pull the old bulb out of the socket. (There are two
bulbs on each taillamp.)
6. Push in a new bulb.
7. Reverse these steps to reinstall the lamp assembly.