Taillamps, Turn Signal, Stoplamps, And Back-Up Lamps - GMC Sierra 2500 HD 2023 Owner's Manual

326 Vehicle Care
3. Remove the bulb by pulling it straight
out of the bulb socket.
4. Replace the bulb and reverse Steps 1 3
to reinstall.
Uplevel
See your dealer for headlamp replacement.
Taillamps, Turn Signal, Stoplamps,
and Back-Up Lamps
Base Level Taillamp Assembly
1. Stoplamp/Turn Signal Lamp
2. Back-Up Lamp
Uplevel Taillamp Assembly
See your dealer for taillamp replacement.
It is recommended to replace the grommets
when replacing a bulb. See your dealer.
To replace one of these bulbs:
1. Open the tailgate.
2. Remove the two rear lamp assembly
screws.
4. Pull the rear lamp assembly outward and
rearward away from the box side to
remove it from the vehicle.
5. Turn the bulb socket counterclockwise.
6. Pull the bulb straight out from the
socket.
7. Replace the bulb and reverse Steps 1 5
to reinstall.