GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: An electric fan under the hood can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan.

Caution: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced.

Important: If abnormal noise or vibration is felt from the engine compartment, inspect and clean any foreign material from the cooling fan blades.

  1. Turn the ignition OFF.
  2. Remove the cooling fans with the cooling fan shroud. Refer to Engine Cooling Fan Replacement .
  3. Important: Turn the cooling fan nut clockwise to loosen.

  4. Remove the cooling fan nut.

  5. Object Number: 793515  Size: SH
  6. Remove the cooling fan.

Installation Procedure


    Object Number: 793515  Size: SH
  1. Install the cooling fan.
  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.

    Important: Turn the cooling fan nut counterclockwise to tighten.

  3. Install the cooling fan nut.
  4. Tighten
    Tighten the nut to 6 N·m (53 lb in).

  5. Install the cooling fans with the cooling fan shroud. Refer to Engine Cooling Fan Replacement .