Buick 2002 Regal Owner's Manual page 294

Center High-Mounted Stoplamp
1. Open the trunk.
2. Reach through the access opening in the trunk lid.
6-40
3. Remove the old bulb by turning it one
turn counterclockwise.
4. Push the new bulb into the bulb socket.
-
5. Turn the socket one quarter turn clockwise
to reinstall.
6. Close the trunk.
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quarter