GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Refer to Halogen Bulb Caution in the Preface section.

  1. Open the hood.

  2. Object Number: 864052  Size: SH
  3. Pull up on the headlamp assembly retaining pins. Remove the pins.
  4. Important: Hold the headlamp to prevent damage to the headlamp or to the fascia.

  5. Position the headlamp assembly away from the vehicle to access the bulb electrical connector.
  6. Disconnect the electrical connector from the headlamp assembly.
  7. Remove the headlamp assembly away from the vehicle, if necessary.

  8. Object Number: 864053  Size: SH
  9. Remove the headlamp bulb access cover by rotating the headlamp bulb access cover counterclockwise, if necessary

  10. Object Number: 864057  Size: SH
  11. Disconnect the headlamp bulb electrical connector, if necessary.
  12. Remove the headlamp bulb retaining nut by rotating the nut counterclockwise, if necessary.
  13. Remove the headlamp bulb from the housing, if necessary.

  14. Object Number: 864053  Size: SH
  15. Remove the park/turn bulb access cover by rotating the cover counterclockwise, if necessary.

  16. Object Number: 864055  Size: SH
  17. Remove the park/turn bulb socket from the housing by rotating the socket counterclockwise, if necessary.

  18. Object Number: 864056  Size: SH
  19. Gently pull the park/turn bulb from the socket , if necessary.

  20. Object Number: 1409712  Size: SH
  21. To replace the wiring harness, perform the following steps:
  22. 13.1. Remove the 6-pin headlamp wiring harness connector from the tab on the headlamp housing (2).
    13.2. Push the rubber grommet into the headlamp assembly.
    13.3. Push the 6-pin connector through the opening that previously held the grommet (1).

            Important: Remove the headlamp bulb and the headlamp retaining nut from the headlamp assembly/connector prior to the wiring harness removal.

    13.4. Carefully remove the wiring harness through the park/turn bulb access opening (3)

Installation Procedure


    Object Number: 1409712  Size: SH
  1. To replace the wiring harness, perform the following steps:
  2. 1.1. Install the wiring harness through the park/turn bulb access opening starting with the headlamp connector (3).
    1.2. Push the headlamp connector up into the headlamp opening.
    1.3. Pull the 6-pin connector through the grommet opening in the headlamp assembly.
    1.4. Pull the grommet. Seat the grommet into the opening (1)
    1.5. Fasten the 6-pin connector to the tab on the headlamp housing (2)

    Object Number: 864056  Size: SH
  3. Install the park/turn bulb into the bulb socket.

  4. Object Number: 864055  Size: SH
  5. Install the park/turn bulb socket into the headlamp housing by rotating the socket clockwise.

  6. Object Number: 864054  Size: SH
  7. Install the park/turn bulb access cover by rotating the cover clockwise.

  8. Object Number: 864057  Size: SH
  9. Install the headlamp bulb into the headlamp housing.
  10. Install the headlamp bulb retaining nut over the headlamp bulb. Rotate the nut clockwise until the nut is locked.
  11. Connect the headlamp bulb electrical connector.

  12. Object Number: 864054  Size: SH
  13. Install the headlamp bulb access cover by rotating the cover clockwise.

  14. Object Number: 864052  Size: SH
  15. Position the headlamp assembly to the vehicle.
  16. Connect the electrical connector to the headlamp assembly.
  17. Install the headlamp assembly retaining pins by pushing down on the pins.
  18. Important: Ensure that the retaining pins are fully seated in the headlamp bracket.

  19. Close the hood.