GM Service Manual Online
For 1990-2009 cars only

Engine Coolant Fan Replacement 2.4L

Removal Procedure

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


    Object Number: 1774298  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the engine cover and the engine cover bracket.
  3. Remove the battery. Refer to Battery Replacement .
  4. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  5. Disconnect the both cooling fan electrical connectors and the A/C pressure sensor connector.

  6. Object Number: 1774302  Size: SH
  7. Remove the cooling fan shroud mounting bolts.
  8. Remove the power steering fluid supply hose and pipe retaining bracket and move it away from the cooling fan assembly. Refer to Power Steering Fluid Reservoir Outlet Hose Replacement .

  9. Object Number: 1774303  Size: SH
  10. Lift the fan shroud assembly upward and remove the cooling fan assembly from the vehicle.
  11. Remove the both main and auxiliary fan blades from the fan shroud assembly by removing the nut at the center of the fan hubs.
  12. Remove the both fan motor retaining screws.
  13. Remove the both fan motors from the shroud.

Installation Procedure


    Object Number: 1774303  Size: SH

    Caution: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced.

  1. Install the both fan motors to the shroud.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Secure the motors to the shroud with the retaining screws.
  4. Tighten
    Tighten the fan motor retaining screws to 3.5 N·m (31 lb in).

  5. Install the fan blades to the fan shroud assembly with the nuts in the center of the fan hub.
  6. Tighten
    Tighten the fan blades retaining nuts to 5.6 N·m (50 lb in).

  7. Install the cooling fan assembly to the radiator.
  8. Important: Be sure to slip the tab at he bottom edge of the shroud into the retaining clip at the radiator.

  9. Secure the cooling fan assembly to the top of the radiator with the mounting bolts.
  10. Tighten
    Tighten the cooling fan assembly mounting bolts to 4 N·m (35 lb in).


    Object Number: 1774298  Size: SH
  11. Connect the cooling fan electrical connectors and the A/C pressure sensor connector.
  12. Install the power steering fluid supply hose and pipe retaining bracket bolt and move it away from the cooling fan assembly. Refer to Power Steering Fluid Reservoir Outlet Hose Replacement .
  13. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  14. Install the battery. Refer to Battery Replacement .
  15. Install the engine cover and the engine cover bracket.
  16. Connect the negative battery cable.

Engine Coolant Fan Replacement 3.2L

Removal Procedure

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


    Object Number: 1774298  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the engine dress cover. Refer to Fuel Injector Sight Shield Replacement .
  3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement
  4. Disconnect both cooling fan electrical connectors and the A/C pressure sensor connector.

  5. Object Number: 1774302  Size: SH
  6. Remove the cooling fan shroud mounting bolts.
  7. Support the radiator and condenser before removing the condenser, radiator, fan module (CRFM) assembly support bracket.

  8. Object Number: 1774322  Size: SH
  9. Remove the CRFM assembly support bracket upper bolt.
  10. Remove the CRFM assembly support bracket through bolt and nut.
  11. Remove both CRFM assembly support brackets.

  12. Object Number: 1803484  Size: SH
  13. Separate the fan shroud assembly from the radiator and carefully lower the fan shroud assembly from the vehicle.
  14. Remove both main and auxiliary fan blades from the fan shroud assembly by removing the nut at the center of the fan hubs.
  15. Remove both fan motor retaining screws.
  16. Remove both fan motors from the shroud.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1803484  Size: SH

    Caution: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced.

  1. Install both fan motors and fan blades, if they were previously removed.
  2. Tighten
    Tighten the fan motor retaining screws to 3.5 N·m (31 lb in).

  3. Carefully lift the fan shroud assembly into the position previously removed.

  4. Object Number: 1774322  Size: SH
  5. Install the CRFM assembly support bracket through bolt and nut.
  6. Tighten
    Tighten the CRFM assembly support bracket through bolt and nut to 50 N·m (37 lb ft).

  7. Install the CRFM assembly support bracket mounting upper bolt.
  8. Tighten
    Tighten the CRFM assembly support bracket upper bolt to 50 N·m (37 lb ft).


    Object Number: 1774302  Size: SH
  9. Install the cooling fan assembly to the radiator.
  10. Important: Be sure to slip the tab at the bottom edge of the shroud into the retaining clip at the radiator.

  11. Secure the cooling fan assembly to the top of the radiator with the mounting bolts.
  12. Tighten
    Tighten the cooling fan assembly mounting bolts to 4 N·m (35 lb in).


    Object Number: 1774298  Size: SH
  13. Connect the cooling fan electrical connectors and the A/C pressure sensor connector.
  14. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  15. Install the engine dress cover. Refer to Fuel Injector Sight Shield Replacement .
  16. Connect the negative battery cable.

Engine Coolant Fan Replacement 2.0L Diesel

Removal Procedure

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


    Object Number: 1820422  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the beauty cover. Refer to Engine Cover Replacement .
  3. Remove the charge air system hoses and ducts. Refer to Charge Air Cooler Inlet Pipe and Outlet Pipe Replacement .
  4. Remove the engine undercover. Refer to Engine Shield Replacement .

  5. Object Number: 1820423  Size: SH
  6. Support the radiator assembly to the upper bracket using string to prevent falling down.
  7. Remove the radiator lower bracket from the cradle.

  8. Object Number: 1820424  Size: SH
  9. Disconnect both cooling fan electrical connectors.
  10. Remove the cooling fan shroud mounting bolts.
  11. Remove the cooling fan assembly downward.
  12. Remove both the main and auxiliary fan blades from the fan shroud assembly by removing the nut at the center of the fan hubs.
  13. Remove both of the fan motor retaining screws.
  14. Remove both of the fan motors from the shroud.

Installation Procedure


    Object Number: 1820424  Size: SH

    Caution: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced.

  1. Install the both fan motors to the shroud.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Secure the motors to the shroud with the retaining screws.
  4. Tighten
    Tighten the fan motor retaining screws to 3.5 N·m (31 lb in).

  5. Install the fan blades to the fan shroud assembly with the nuts in the center of the fan hub.
  6. Tighten
    Tighten the fan blades retaining nuts to 5.6 N·m (50 lb in).

  7. Install the cooling fan assembly to the radiator.
  8. Tighten
    Tighten the cooling fan assembly bolts to 4 N·m (35 lb in).


    Object Number: 1820423  Size: SH
  9. Install the radiator lower bracket to the cradle.
  10. Tighten
    Tighten the radiator lower bracket bolts to 50 N·m (39.6 lb ft).