Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps

GMC Sierra / GMC Sierra Owners Manuals / Vehicle Care / Bulb Replacement / 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.

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.

B. Back-up Lamp A. Stoplamp/Taillamp/Turn Signal Lamp
B. Back-up Lamp

3. Turn the bulb socket counterclockwise to remove it from the taillamp assembly.

4. Pull the old bulb straight out from the socket.

5. Press a new bulb into the socket and turn the socket clockwise into the taillamp assembly.

6. Reinstall the taillamp assembly.

    See also:

    Instrument Panel (Premium Version)
    Instrument Panel (Premium Version) A. Air Vents on page 8‑11. B. Turn and Lane-Change Lever. See Turn and Lane-Change Signals on page 6‑6. Windshield Wiper/Washer on page 5‑5 ...

    Windshield Replacement
    If the vehicle is equipped with the Head-Up display (HUD) system and the windshield needs to be replaced, get one that is designed for HUD or the HUD image may look out of focus. ...

    Power Seats
    Power Seats A. Seat Adjustment Control B. Seatback Control C. Lumbar Control To adjust a power seat, if equipped: • Move the seat forward or rearward by sliding the control (A) forward or r ...