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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 >> Water Pump Replacement (LU3) >> 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.
    Fig 1: View Of Radiator Outlet Hose
    GM367001Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Remove the drive belt. Refer to Drive Belt Replacement .
  3. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill)  or Cooling System Draining and Filling (Static Fill) .
  4. Reposition the radiator outlet hose clamps at the surge tank and water pump.
  5. Remove the radiator outlet hose from the surge tank.
  6. Remove the radiator outlet hose from the water pump.
  7. Fig 2: View Of Water Pump Inlet Hose & Clamps
    GM182853Courtesy of GENERAL MOTORS CORP.
  8. Reposition the water pump inlet hose clamps.
  9. Remove the water pump inlet hose.
  10. Fig 3: View Of Fan, Water Pump Pulley & Bolts
    GM317191Courtesy of GENERAL MOTORS CORP.
  11. Using J 41240  , hold the water pump pulley, remove the water pump pulley bolts.
  12. Fig 4: View Of Water Pump & Bolts
    GM188054Courtesy of GENERAL MOTORS CORP.
  13. Remove the water pump bolts.
  14. Remove the water pump.
  15. Remove and discard the water pump gaskets.
  16. Clean and inspect the water pump, if necessary. Refer to Water Pump Cleaning and Inspection .