Buick REGAL 1997 Manual page 311

TaiVStop/Turn Signal Lamp
1. Remove the three plastic wing nuts (A). (Pliers may
be required to remove the wing nuts.)
A
B
2. Pull the taillamp housing away from the body of
the vehicle (B).
3.
4.
5.
6.
7.
8.
9.
10.
Squeeze the tab on the socket and turn the
socket right to left.
Pull out the socket.
Pull the bulb out of the socket. (There are two bulbs
on each taillamp.)
Push in a new bulb.
Replace the socket into the housing and
turn to the right.
Replace the taillamp housing to the body of
the vehicle.
Install the wing nuts.
Tighten the plastic nuts.