GM Service Manual Online
For 1990-2009 cars only

Important: A new headlamp door should be placed on the vehicle without any door inner adjustment.


    Object Number: 379378  Size: SH
  1. Inspect the headlamp door for the following:
  2. • Gap
    • Flushness
    • Height
  3. To adjust for gap and/or flushness relative to the hood, fascia, and fender, perform the following:
  4. 2.1. Remove the headlamp door. Refer to Headlamp Opening Door Replacement .
    2.2. Loosen the intermediate bracket to headlamp housing screws (2).
    2.3. Place the headlamp door into position.
    2.4. Check gap and/or flushness.
    2.5. Repeat the previous 3 steps as necessary, until the correct gap and/or flushness is achieved.

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    2.6. Tighten the intermediate bracket headlamp housing screws (2) in the sequence shown.

    Tighten
    Tighten the intermediate bracket headlamp housing screws to 2 N·m (18 lb in).

    2.7. Install the headlamp door. Refer to Headlamp Opening Door Replacement .
  5. To adjust the headlamp door height relative to the hood, fascia, and fender, perform the following:
  6. 3.1. Remove the headlamp door. Refer to Headlamp Opening Door Replacement .
    3.2. Adjust the height by turning the adjustable set screws (1) located on the four corners of the intermediate bracket.
    3.3. Place the headlamp door into position.
    3.4. Check the height.
    3.5. Repeat the previous 3 steps as necessary, until the correct height is achieved.
    3.6. Install the headlamp door. Refer to Headlamp Opening Door Replacement .