GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2009 🢒 H2 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Cooling Fan and Shroud Replacement

Removal Procedure

    Object Number: 1486075 Size: SH
  1. Remove the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement
  2. Disengage the radiator inlet hose clip (2) at the fan shroud.

    3. Object Number: 1698684 Size: SH
  3. If necessary, reposition the surge tank inlet hose clamp at the radiator.
  4. If necessary, remove the surge tank inlet hose from the radiator.

    5. Object Number: 1480471 Size: SH
  5. Disconnect the electrical connectors from the cooling fans.
  6. Remove the clip attaching the wiring harness to the shroud.
  7. Unclip the transmission cooler lines from fan shroud.

    8. Object Number: 1486208 Size: SH
  8. If necessary, open the engine oil cooler line clip and remove the cooler lines from the clip.

    9. Object Number: 1485882 Size: SH
  9. Unclip upper radiator inlet hose from fan shroud and reposition.
  10. Remove the cooling fan shroud bolts.
  11. Remove the cooling fan and shroud.

Installation Procedure

    Object Number: 1485882 Size: SH

    Note: Insert the 3 lower tabs into the radiator support flange. Keeping the shroud parallel to the radiator will ensure the correct installation of the lower tabs.

  1. Install the cooling fan and shroud.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the cooling fan shroud bolts.

    3. Tighten
    Tighten the bolts to 9 N·m (80 lb in).

  3. Clip the upper radiator inlet hose to the fan shroud

    4. Object Number: 1486208 Size: SH
  4. If equipped, install the cooler lines to the clip and close the clip.

    5. Object Number: 1480471 Size: SH
  5. Connect the electrical connectors to the cooling fans.
  6. Install the clip attaching the wiring harness to the shroud.
  7. Clip the transmission cooler lines to the fan shroud.

    8. Tighten
    Tighten the bolts to 4 N·m (35 lb in).


    Object Number: 1698684 Size: SH
  8. If necessary, install the surge tank inlet hose to the radiator.
  9. If necessary, reposition the surge tank inlet hose clamp at the radiator.

    10. Object Number: 1486075 Size: SH
  10. Engage the radiator inlet hose clip (2) at the fan shroud.
  11. Install the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement