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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 972 (Engine Cooling System) >> Repair Instructions >> Cooling Fan and Shroud Replacement (Non-HP2) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill)  or Cooling System Draining and Filling (Static Fill) 
  2. Remove air inlet duct.
  3. Disconnect upper radiator hose from radiator.
    4. Fig 1: Radiator, Inlet & Outlet Hose & Clamps
    GM1486075Courtesy of GENERAL MOTORS CORP.
  4. Disengage the radiator inlet hose clip (2) at the fan shroud.
    5. Fig 2: View Of Surge Tank Inlet Hose & Clamp
    GM1698684Courtesy of GENERAL MOTORS CORP.
  5. If necessary, reposition the surge tank inlet hose clamp at the radiator.
  6. If necessary, remove the surge tank inlet hose from the radiator.
    7. Fig 3: Cooling Fan Electrical Connectors
    GM1480471Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the electrical connectors from the cooling fans.
  8. Remove the clip attaching the wiring harness to the shroud.
  9. Remove transmission cooler lines bolts from fan shroud.
    10. Fig 4: Engine Oil Cooler Quick Connect Fittings
    GM1486208Courtesy of GENERAL MOTORS CORP.
  10. If necessary, open the engine oil cooler line clip and remove the cooler lines from the clip.
    11. Fig 5: Cooling Fan Shroud & Bolts
    GM1485882Courtesy of GENERAL MOTORS CORP.
  11. Remove the cooling fan shroud bolts.
  12. Remove the cooling fan and shroud.
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