Hummer 2006 H3 - Manual (Page 321)

To replace one of these bulbs in the taillamp assembly,
do the following:
1. Open the swing-gate. See Swing-gate on page 2-9
for more information.
2. Remove the
two screws from
the taillamp
assembly.
3. Remove the taillamp assembly by pulling it gently
to release the two locator tabs. The locator tabs
connect the taillamp assembly to the vehicle’s frame.
4. Turn the bulb socket counterclockwise to remove
it from the taillamp housing.
5. Replace with a new bulb.
6. Insert the bulb into the taillamp housing and turn it
counterclockwise until it is locked into place.
7. Reinstall the rear lamp assembly by lining up the
locator tabs with the holes in the vehicle’s frame.
8. Reinstall the two screws.
Replacement Bulbs
Exterior Lamp Bulb Number
Back-up Lamp, Stoplamp,
Taillamp and Turn Signal Lamp
3157K
Low-Beam and High-Beam
Headlamp
H13
For replacement bulbs not listed here, contact your
dealer.
Passenger’s Side
Shown
5-49