GM Service Manual Online
For 1990-2009 cars only

Vehicles without Body-Side Cladding

To replace a front turn signal, sidemarker, or DRL bulb, do the following:

  1. Remove the headlamp assembly as mentioned previously. See Headlamps for more information.

  2. Object Number: 1101360  Size: B4
  3. Press the retainer clip (arrow), located behind the turn signal assembly, towards the outside of the vehicle.

  4. Object Number: 1101369  Size: B4
  5. Pull the turn signal assembly out from the vehicle.

    1. Object Number: 1108328  Size: B4

      Daytime Running Lamp (DRL)

      Front Turn Signal/Parking Lamp

      Sidemarker Lamp

  6. Press the locking release lever (the sidemarker lamp does not have a locking release lever), turn the bulb socket counterclockwise and remove it from the turn signal assembly.
  7. Remove the old bulb from the bulb socket.
  8. Install a new bulb into the bulb socket.
  9. Reinstall the bulb socket into the turn signal assembly and turn it clockwise until it locks (the sidemarker lamps does not lock into place).
  10. Reinstall the turn signal assembly 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. Push until you hear a click.
  11. Reinstall the headlamp assembly back into the vehicle.