GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 41240 Fan Clutch Wrench

Removal Procedure

    Caution: Do not use or attempt to repair a damaged cooling fan assembly. Replace damaged fans with new assemblies. An unbalanced cooling fan could fly apart causing personal injury and property damage.

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

  2. Object Number: 367004  Size: SH
  3. Remove the fan and the clutch assembly

  4. Object Number: 367006  Size: SH
  5. Remove the fan blade from the clutch.

Installation Procedure

Caution: Do not use or attempt to repair a damaged cooling fan assembly. Replace damaged fans with new assemblies. An unbalanced cooling fan could fly apart causing personal injury and property damage.


    Object Number: 367006  Size: SH

    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.

  1. Install the fan blade to the clutch.
  2. Tighten
    Tighten the bolts to 23 N·m (17 lb ft).

  3. Install the fan and clutch assembly.
  4. Tighten
    Tighten the fan clutch nut to 56 N·m (41 lb ft).

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