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Home >> Buick >> 2005 >> Century Custom >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Fan Shroud Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Removing/Installing Engine Cooling Fan Motor
    GM381381Courtesy of GENERAL MOTORS CORP.
  1. Install the cooling fan motors.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the cooling fan motor bolts.

    Tighten:  Tighten the bolts to 6 N.m (53 lb in).

    3. Fig 2: Removing/Installing Engine Cooling Fan Blade
    GM381377Courtesy of GENERAL MOTORS CORP.
  3. Install the cooling fan blades.
  4. Install the cooling fan blade nuts.

    Tighten:  Tighten the nuts to 6 N.m (53 lb in).

    5. Fig 3: Cooling Fan Shroud Bolts
    GM788121Courtesy of GENERAL MOTORS CORP.
  5. Install the cooling fan shroud.
  6. Install the cooling fan shroud clip to the top of the radiator. Apply pressure in order to completely engage the clip onto the radiator.
    7. NOTE: Refer to Fastener Notice in Cautions and Notices.
  7. Install the cooling fan shroud bolts.

    Tighten:  Tighten the bolts to 6 N.m (53 lb in).

  8. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  9. Install the push pin retainer to the lower left side of the fan shroud.
  10. Install the transmission oil cooler lines on to the retainer at the bottom of the cooling fan shroud.
  11. Lower the vehicle.
    12. Fig 4: Radiator Upper Support Brackets
    GM788409Courtesy of GENERAL MOTORS CORP.
  12. Install the radiator upper support brackets and bolts that hold the fan shroud.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

    13. Fig 5: Locating Cooling Fan Harness Electrical Connector
    GM368749Courtesy of GENERAL MOTORS CORP.
  13. Connect the cooling fan electrical connector.
  14. Install the radiator inlet hose to the radiator.
  15. Install the air cleaner and duct assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls - 3.1L.
  16. Install the PCM harness on to the fan shroud clip.
  17. Install the right and left engine mount struts. Refer to Engine Mount Strut Replacement in Engine Mechanical - 3.1L
  18. Install the right and left engine mount strut brackets. Refer to Engine Mount Strut Bracket Replacement - Upper Radiator Support in Engine Mechanical - 3.1L
  19. Fill the cooling system. Refer to Draining and Filling Cooling System .
  20. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
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