Pontiac 1999 Firebird Owner's Manual page 289

Front Parking and Turn Signal
1. Using a screwdriver, remove the screws from the
access panel under the vehicle. Move the access
panel out of the way.
2. Turn the bulb and socket counterclockwise.
3. Pull out the bulb from the socket.
4. Reverse the steps with a new bulb.
Center High-Mounted Stoplamp
Replacing the bulb:
1. Remove the two screws in the stoplamp lens.
2. Gently pull the assembly out, turn the bulb
counterclockwise and remove the bulb from the back
of the assembly.
3. Reverse the steps with a new bulb.
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