Bonneville, LeSabre, Park Avenue 2000-2005

Electric Engine Fan

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Removal & Installation



3.8L Engine
  1. Disconnect the battery negative cable.
  2.  
  3. Remove the upper radiator support bar.
  4.  
  5. Disconnect the wiring harness electrical connector from the motor and the fan bracket.
  6.  
  7. Remove the transaxle oil cooler pipe bracket bolt from the fan shroud.
  8.  
  9. Remove the two fan mounting bolts.
  10.  
  11. Lift the fan assembly off the lower holding tabs and remove from the vehicle.
  12.  

To install:

  1. Install the fan assembly and insert into the lower radiator holding tabs.
  2.  
  3. Install the electric cooling fan mounting bolts and tighten to 80 inch lbs. (9 Nm).
  4.  
  5. Align the transaxle oil cooler pipes with the routing features on the fan shroud.
  6.  
  7. Install the transaxle oil cooler pipe bracket bolt to the fan shroud and tighten to 89 inch lbs. (10 Nm).
  8.  
  9. Connect the wiring harness electrical connectors to the fan motors.
  10.  
  11. Install the upper radiator support bar.
  12.  
  13. Connect the battery negative cable.
  14.  

4.6L Engine
  1. Disconnect the battery negative cable.
  2.  
  3. Remove the upper tie bar.
  4.  
  5. Drain the coolant.
  6.  
  7. Remove the engine oil cooler line bracket to fan shroud bolt.
  8.  
  9. Remove the engine oil cooler line bracket.
  10.  
  11. Remove the transaxle oil cooler pipe bracket to fan shroud bolt.
  12.  
  13. Remove the upper Transaxle Oil Cooler (TOC) line from the radiator.
  14.  
  15. Disconnect the wiring harness electrical connectors from the fan motors.
  16.  
  17. Reposition the hose clamp at the radiator outlet hose.
  18.  
  19. Remove the radiator outlet hose from the radiator.
  20.  
  21. Remove the 2 cooling fan mounting bolts.
  22.  
  23. Remove the lower TOC line from the radiator. Tilt the cooling fans toward the engine to access the TOC line nut.
  24.  
  25. Lift the fan assembly off the lower holding tabs.
  26.  
  27. Remove the fan assembly from the vehicle.
  28.  

To install:

  1. Install the fan assembly.
  2.  
  3. Insert the fan assembly into the lower radiator holding tabs.
  4.  
  5. Install the lower TOC line to the radiator. Tilt the cooling fans toward the engine to access the TOC line. Tighten the fitting to 13 ft. lbs. (18 Nm).
  6.  
  7. Install the electric cooling fan mounting bolts and tighten to 80 inch lbs. (9 Nm).
  8.  
  9. Install the radiator outlet hose to the radiator.
  10.  
  11. Reposition the hose clamp at the radiator outlet hose.
  12.  
  13. Raise the vehicle.
  14.  
  15. Install the engine oil cooler bracket to the fan shroud.
  16.  
  17. Install the engine oil cooler bracket bolt and tighten to 89 inch lbs. (10 Nm).
  18.  
  19. Connect the wiring harness electrical connectors to the fan motors.
  20.  
  21. Install the upper TOC line to the radiator.
  22.  
  23. Install the transaxle oil cooler pipe bracket to fan shroud bolt and tighten to 89 inch lbs. (10 Nm).
  24.  
  25. Fill the cooling system.
  26.  
  27. Install the upper tie bar.
  28.  
  29. Connect the battery negative cable.
  30.  

 
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