GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 Yukon XL - 4WD 🢒 Service and Appearance Care 🢒 Bulb Replacement 🢒 Front Turn Signal, Sidemarker and Daytime Running Lamps

    Object Number: 808221 Size: B2

  1. Sidemarker Lamp

  2. Retainer Clip

  3. Front Turn Signal Lamp

  4. Daytime Running Lamp

  1. Remove the headlamp assembly as mentioned previously.

    2. Object Number: 805101 Size: B3
  2. Press the retainer clip (B), located behind the turn signal housing, towards the outside of the vehicle.
  3. Pull the turn signal housing out from the vehicle.
  4. Press the locking release lever, turn the bulb socket counterclockwise and remove it from the turn signal housing.
  5. Remove the bulb from the bulb socket.
  6. Put the new bulb into the bulb socket.
  7. Put the bulb socket into the turn signal housing and turn it clockwise until it locks.
  8. Put the turn signal housing back onto the vehicle placing the hook and posts on the inner side into the alignment holes first and then the outer side into the retainer bracket until you hear a click.
  9. Put the headlamp assembly back into the vehicle.

  1. Object Number: 808221 Size: B2

    Sidemarker Lamp

  2. Retainer Clip

  3. Front Turn Signal Lamp

  4. Daytime Running Lamp

  1. Remove the headlamp assembly as mentioned previously.
  2. Press the retainer clip, located behind the turn signal housing, towards the outside of the vehicle.
  3. Pull the turn signal housing out from the vehicle.
  4. Press the locking release lever, turn the bulb socket counterclockwise and remove the socket from the turn signal housing.
  5. Remove the old bulb from the bulb socket.
  6. Put the new bulb into the bulb socket. Use care not to touch the bulb with your fingers or hands.
  7. Put the bulb socket into the turn signal housing and turn it clockwise until it locks.
  8. Reinstall the turn signal housing onto the vehicle, placing the hook and posts on the inner side into the alignment holes, and the outer side into the retainer bracket. Push until you hear a click.
  9. Reinstall the headlamp assembly.