Oldsmobile INTRIGUE 2001 Owner's Manual page 280

Center High-Mounted Stoplamp (CHMSL)
1. Open the trunk.
2. Reach through the access opening in the trunk.
3. Remove the old bulb from the socket by turning it
one quarter turn counterclockwise.
4. Place the new bulb into the socket.
5. Turn the bulb one quarter turn clockwise to install.
6. Close the trunk.
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