Chevrolet 2004 Malibu Owner's Manual page 330

3. Gently pull back the trunk trim.
4. Remove the plastic wing nut.
5. Pull out the taillamp assembly and turn the bulb
socket one quarter turn counterclockwise.
5-48
2. Unscrew the two
fasteners located
on the inside of the
trunk at the rear of
the vehicle.
7. Reverse the steps to attach the taillamp assembly
to the vehicle.
8. When securing the lamp assembly back into place,
align the assembly so that the trunk lid doesn't
contact it.
9. Close the trunk.
6. Gently wiggle the
bulb to remove it from
the socket. Replace
the bulb.