GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 638406  Size: SH
  1. Remove headlamp fasteners (1, 2) securing the headlamp to the vehicle.

  2. Object Number: 640496  Size: SH
  3. Using a pry bar, carefully pry in the center area of the headlamp.

  4. Object Number: 638406  Size: SH
  5. Pry the headlamp assembly straight forward in order to unsnap the headlamp ball stud (3) from its ball stud socket.
  6. Slide the headlamp (4) straight forward and disconnect the headlamp connector from the forward lamp wiring harness.
  7. Remove the headlamp from the vehicle.

Installation Procedure


    Object Number: 638406  Size: SH
  1. Position the headlamp (4) to the vehicle and connect the electrical connector.
  2. Press the headlamp rearward in order to engage the ball stud into the ball stud socket.
  3. 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.

  4. Install the headlamp fasteners (1, 2).
  5. Tighten
    Tighten the headlamp mounting fasteners (1, 2) to 6 N·m (53 lb in).

  6. Aim the headlamps. Refer to Headlamp Aiming .