GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.

  1. Disconnect the battery ground cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Remove the radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement
  3. Important: For left-hand headlamp access, go to step 3.

    Important: For right-hand headlamp access, go to step 4.


    Object Number: 1946809  Size: SH
  4. For access to the left-hand headlight, detach and move the airbox upper cover rearward. Go to step 5.

  5. Object Number: 1946818  Size: SH
  6. Remove the low beam headlamp dust cap from the rear of the headlamp assembly by rotating the dust cap counter clockwise. Note orientation of the dust cap and tabs for installation.

  7. Object Number: 1946811  Size: SH
  8. For access to the right-hand headlight, remove the coolant reservoir fill neck by pulling up on the neck assembly and position aside. Note the orientation of the aligning tabs and keyway of the coolant reservoir fill neck for installation.

  9. Object Number: 1946821  Size: SH
  10. Rotate the front indicator bulb (2) and socket (1) counter-clockwise and remove from the headlamp assembly.
  11. Rotate the front indicator bulb (2) counter-clockwise and remove from the front indicator socket (1).

Installation Procedure


    Object Number: 1947046  Size: SH
  1. Install the front indicator bulb (2) into the front indicator socket (1) and secure by rotating clockwise.
  2. Install the front indicator bulb (2) and socket (1) into the headlamp assembly and secure by rotating clockwise.
  3. For the left-hand headlamp assembly, replace and secure the airbox upper cover.
  4. For the right-hand headlamp assembly, reinstall the coolant reservoir fill neck by aligning the tabs and keyway and pushing the neck into position.
  5. Install the radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement
  6. Connect the battery ground cable. Refer to Battery Negative Cable Disconnection and Connection .
  7. Check all vehicle lights for correct operation.