Taillamps, Turn Signal, Stoplamps, And Back-Up Lamps; Center High-Mounted Stoplamp (Chmsl) And Cargo Lamp - GMC 2014 Sierra Owner's Manual

1. Stoplamp/Taillamp/Turn
Signal Lamp
2. Back-Up Lamp
3. Sidemarker Lamp
To replace one of these bulbs:
1. Open the tailgate.
2. Remove the two rear lamp
assembly screws and pull
rearward until disengaging the
two outer pins on the taillamp
assembly from the vehicle.
3. Turn the bulb socket
counterclockwise to remove it
from the taillamp assembly.
4. Pull the bulb straight out from
the socket.
1. Cargo Lamps
2. Center High-Mounted Stoplamp
(CHMSL) Bulb