GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 803664  Size: SH
  1. Remove the trim plate bezel from the instrument panel (I/P) cluster. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gages, and Console.
  2. Remove the headlamp switch assembly screws.
  3. Pull the headlamp switch assembly from the I/P.

  4. Object Number: 803666  Size: SH
  5. Disconnect the electrical connector from the fog lamp switch.

  6. Object Number: 803669  Size: SH
  7. Remove the fog lamp switch from the back of the headlamp switch assembly.

Installation Procedure


    Object Number: 803669  Size: SH
  1. Install the fog lamp switch through the back of the headlamp switch assembly by pressing the switch into place until fully seated.

  2. Object Number: 803666  Size: SH
  3. Connect the electrical connector to the fog lamp switch.

  4. Object Number: 803664  Size: SH
  5. Install the headlamp switch assembly to the I/P.
  6. 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.

  7. Install the headlamp switch assembly screws.
  8. Tighten
    Tighten the screws to 2 N·m (18 lb in).

  9. Install the trim plate bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gages, and Console.