GMC Terrain 2017 Owner's Manual page 213

212 Vehicle Care
3. Remove the two screws
securing the taillamp assembly.
4. Pull the taillamp assembly out
of the vehicle body.
5. Disconnect the lamp wiring
harness.
6. Turn the bulb socket
counterclockwise and pull
it out.
7. Pull the bulb straight out of the
socket.
8. Install the new bulb.
9. Push the bulb socket in and
turn it clockwise.
10. Reverse Steps 2 5 to reinstall
the lamp assembly.
11. Verify that the taillamp
assembly tab, located at the
bottom of the taillamp
assembly, is aligned to the
fascia bracket before securing
with screws.
Auxiliary Taillamp
To replace one of these lamps:
1. Open the liftgate. See
Liftgate 0 31.
2. Remove the interior trim
access panel.