GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2005 🢒 GTO 🢒 Preface 🢒 Cautions and Notices 🢒 Engine Coolant Fan Replacement

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1582131 Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the air intake duct. Refer to Air Cleaner Assembly Replacement.
  3. Drain the cooling system. Refer to Cooling System Draining and Filling .
  4. Remove the radiator bypass hose and the coolant reservoir hose from the radiator fan shroud clips.
  5. Remove the radiator bypass hose to radiator clamp (1) and position the hose aside.
  6. Remove the coolant reservoir hose (2) to coolant reservoir at the radiator and position aside.

    7. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement .


    Object Number: 1277310 Size: SH
  7. Disconnect the left side cooling fan motor electrical connector (2).
  8. Disconnect the right side cooling fan motor electrical connector (3).
  9. Disconnect the radiator inlet hose from the water pump housing and position aside.

    10. Object Number: 1277312 Size: SH

    Important: To avoid damage to the fan motor shaft, do not lift the fan and shroud assembly by the fan rings.

  10. Push down on the fan shroud locking tab (1), then lift the fan and should assembly upwards to remove.

Installation Procedure

    Important: To avoid damage to the fan motor shaft, do not lift the fan and shroud assembly by the fan rings.

  1. Install the fan and shroud assembly.

    2. Object Number: 1277310 Size: SH
  2. Connect the right side cooling fan motor electrical connector (3).
  3. Connect the left side cooling fan motor electrical connector (2).
  4. Connect the radiator inlet hose to the water pump housing.
  5. Install the radiator outlet hose. Refer to Radiator Outlet Hose Replacement .

    6. Object Number: 1582131 Size: SH
  6. Install the coolant reservoir hose (2) to coolant reservoir at the radiator.
  7. Install the radiator bypass hose to radiator clamp (1).
  8. Install the radiator bypass hose and the coolant reservoir hose to the radiator fan shroud clips.
  9. Refill the cooling system. Refer to Cooling System Draining and Filling.
  10. Install the air intake duct. Refer to Air Cleaner Assembly Replacement.

    11. Caution: Refer to Battery Disconnect Caution in the Preface section.

  11. Connect the negative battery cable.