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Scott K
Scott K, ASE Master Tech/Instructor
Category: Chevy
Satisfied Customers: 1569
Experience:  20 yrs Experience; GM factory Training ASE Master Certified with L1 advanced engine diagnostics
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2002 gmc envoy fan clutch removal instructions

Resolved Question:

2002 gmc envoy fan clutch removal instructions
Submitted: 6 years ago.
Category: Chevy
Expert:  Scott K replied 6 years ago.

Hello and welcome to Just answer,

 

The water pump pulley is held with a special holder and the wrench is used on the fan nut to remove the clutch.

 

These usually can be loaned from an auto parts store loan-a-tool program.

 

Here are GM instructions for fan clutch replacement.

 

Cooling Fan and Shroud Replacement

 

  1. Remove the hood latch support. Object Number: 754345  Size: SH

  2. Disconnect the transmission cooler lines at the engine and release the lines from the fan shroud.
  3. Remove the 2 upper bolts on the fan shroud.
  4. Drain the cooling system.
  5. Reposition the upper inlet radiator hose clamp
  6. Remove the upper inlet radiator hose from the radiator.
  7. Remove the electrical connector from the shroud.
  8. Position the water pump so the bolts are aligned in the vertical.
    Object Number: 750177  Size: SH

  9. Remove the fan hub nut from the water pump shaft in a counterclockwise rotation. Using the J 46406 , in order to secure the water pump pulley, loosen the cooling fan hub nut from the water pump shaft.
    Object Number: 753683  Size: SH

  10. Unclip the fan shroud from the radiator at the side panels (1).
  11. Tilt the radiator and the condenser forward.
  12. Lift the fan and the shroud up and out towards the engine to release the fan from the radiator to clear the radiator inlet.
  • Remove the cooling fan and shroud.
    Object Number: 721992  Size: SH

  • Remove the fan clutch from the fan shroud.
  • Remove the bolts retaining the fan blade to the fan clutch.
  • Separate the fan blade from the fan clutch.
  •  

    Below is a picture of the fan clutch tools

     

    Object Number: 42910  Size: SH

    Scott K, ASE Master Tech/Instructor
    Category: Chevy
    Satisfied Customers: 1569
    Experience: 20 yrs Experience; GM factory Training ASE Master Certified with L1 advanced engine diagnostics
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