Remove clutch fan

Tiny
BILL WILSON4
  • MEMBER
  • 2004 GMC SIERRA
  • 4.3L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 60,000 MILES
How to take off fan blade, so I can get to the crank bolt.
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Tuesday, January 14th, 2020 AT 7:05 PM

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Tiny
JACOBANDNICKOLAS
  • EXPERT
The fan and clutch assembly bolt onto the water pump pulley assembly. Here are the directions for removing. Note that you will need a special tool to remove it. Most parts stores will lend one to you.
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2004 GMC Truck Sierra 1500 2WD V6-4.3L VIN X
Fan Replacement
Vehicle Engine, Cooling and Exhaust Cooling System Radiator Cooling Fan Service and Repair Procedures Fan Replacement
FAN REPLACEMENT
Fan Replacement

Tools Required
- J 46406 Fan Clutch Remover and Installer

Removal Procedure

pic 1

1. Remove the upper fan shroud.
2. Install the J 46406 to the fan clutch.

Pic 2

3. Remove the fan hub nut from the water pump in a counterclockwise rotation.

Pic 3

4. Remove the fan clutch bolts from the rear of the fan blade.
5. Separate the fan clutch from the fan blade.

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.

Pic 4

1. Install the fan clutch onto the fan blade.

2. Notice: Refer to Fastener Notice in Service Precautions.

Install the fan clutch bolts
Tighten the bolts to 23 Nm (17 ft. Lbs.).

Pic 5

3. Install the fan assembly.

Pic 6

4. Install the J 46406 to the fan clutch.
Tighten the nut clockwise to 56 Nm (41 ft. Lbs.).
5. Install the upper fan shroud.

_______________________________

Let me know if this helps or if you have other questions.

Take care,
Joe
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Tuesday, January 14th, 2020 AT 8:46 PM

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