Pickup Box Identification And Fender Marker Lamps; Taillamps, Turn Signal, Stoplamps And Back-Up Lamps - GMC 2007 Sierra Owner's Manual

Pickup Box Identification and
Fender Marker Lamps
To replace a pickup box identification or fender
marker lamp bulb, do the following:
1. Press the tab from the back to remove
the lamp.
2. Unplug the lamp assembly harness.
3. Gently pry the individual lamp from the lamp
assembly.
4. Unplug the lamp.
5. Plug in a new lamp and snap it into the
assembly.
6. Reinstall the lamp assembly.
546
Taillamps, Turn Signal, Stoplamps
and Back-up Lamps
To replace one of these bulbs, do the following:
1. Open the tailgate. Tailgate on page 122
for more information.
3. Determine which of the following taillamp
assemblies applies to your vehicle.
2. Remove the two
rear lamp assembly
screws near the
tailgate latch
strikerpost and pull
out the lamp
assembly.