GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 46406 Fan Clutch Wrench

Removal Procedure

  1. Remove the upper fan shroud. Refer to Fan Shroud Replacement .

  2. Object Number: 42910  Size: SH
  3. Remove the fan clutch assembly in a counterclockwise direction using the J 46406 .
  4. Remove the fan clutch assembly from the vehicle.

  5. Object Number: 42877  Size: SH
  6. Remove the fan blade mounting bolts.
  7. Remove the fan blade from the fan clutch.

Installation Procedure

  1. Install the fan blade to the fan clutch.
  2. 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.


    Object Number: 42877  Size: SH
  3. Install the fan blade mounting bolts.
  4. Tighten
    Tighten the bolts to 33 N·m (24 lb ft).


    Object Number: 42910  Size: SH
  5. Install the fan clutch assembly using the J 46406 .
  6. Tighten
    Tighten the fan clutch to 56 N·m (40 lb ft).

  7. Install the upper fan shroud. Refer to Fan Shroud Replacement .