Pontiac 2002 Aztek Owner's Manual page 371

6. Replace the bulb by pulling the old one out and
gently pushing the new one into the lamp socket.
7. Line up the tabs on the socket with the gaps in the
socket holes and screw the bulb socket back into the
lamp housing until a click is heard (the tab popping
back out).
8. To reinstall the lamp assembly, align the tapered pin
on the bottom of the lamp with the plastic socket on
the fender bracket. Push down until the pin snaps
into the socket.
9. Reinstall the two screws that were removed
in Step 2.
6-40
Stop Lamps/Taillamps/Back-up Lamps
1. Open the liftgate and the tailgate.
3. Gently turn the lamp outboard, then pull the
assembly firmly rearward.
2. Remove the two
screws from the
taillamp housing.