Black plate (42,1)
GMC Sierra Owner Manual - 2011
10-42
Vehicle Care
Taillamps (Chassis Cab
Models)
A. Backup Lamp
B. Stoplamp/Taillamp/Turn
Signal Lamp
To replace one of these bulbs:
1. Remove the four screws.
2. Lift the lens off the lamp
assembly.
3. Turn the old bulb
counterclockwise and pull the it
straight out from the socket.
4. Install a new bulb into the
socket, turn it clockwise, and
press it in until it is tight.
5. Reinstall the lens and the four
screws.
Taillamps, Turn Signal,
Stoplamps, and Back-Up
Lamps
To replace one of these bulbs:
1. Open the tailgate. See
Tailgate
on page 2
‑
10
for more
information.
2. Remove the two rear lamp
assembly screws near the
tailgate latch strikerpost and pull
rearward until disengaging the
two outer pins on the taillamp
assembly from the vehicle.