GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 46406 Fan Clutch Remover and Installer
    • J 41240-5A Fan Clutch Wrench

Removal Procedure


    Object Number: 362333  Size: SH
  1. Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement .
  2. Install the J 46406 and the J 41240-5A to the fan clutch.

  3. Object Number: 367004  Size: SH
  4. Remove the fan hub nut from the water pump in a counterclockwise rotation.
  5. Lay the fan blade face down on a workbench.

  6. Object Number: 367006  Size: SH
  7. Remove the fan clutch bolts from the rear of the fan blade.
  8. Separate the fan clutch from the fan blade.

Installation Procedure


    Object Number: 367006  Size: SH
  1. Install the fan clutch bolts.
  2. Install the fan clutch onto the fan blade.
  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 fan clutch bolts.
  5. Tighten
    Tighten the bolts to 23 N·m (17 lb ft).


    Object Number: 367004  Size: SH
  6. Install the fan blade.

  7. Object Number: 362333  Size: SH
  8. Install the J 46406 and the J 41240-5A to the fan clutch.
  9. Tighten
    Tighten the fan clutch nut clockwise to 56 N·m (41 lb ft).

  10. Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement .