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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1545 (Engine Cooling System -- 5.7L) >> Repair Instructions >> Water Pump Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Air Cleaner Intake Duct
    GM179304Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner intake duct.
  2. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory in Engine Mechanical - 5.7L.
  3. Drain the cooling system. Refer to Draining and Filling Cooling System .
    4. Fig 2: Water Pump Inlet & Outlet Hoses
    GM179301Courtesy of GENERAL MOTORS CORP.
  4. Reposition the inlet and outlet hose clamps at the water pump.
  5. Remove the inlet and outlet hoses from the water pump.
    6. Fig 3: Heater Inlet & Surge Tank Outlet Hoses
    GM185256Courtesy of GENERAL MOTORS CORP.
  6. Reposition the heater inlet and surge tank outlet hose clamps at the water pump.
  7. Remove the heater inlet and surge tank outlet hoses from the water pump.
    8. Fig 4: Water Pump Bolts
    GM550333Courtesy of GENERAL MOTORS CORP.
  8. Remove the water pump bolts.
    9. Fig 5: Water Pump Gaskets
    GM309751Courtesy of GENERAL MOTORS CORP.
  9. Remove the water pump.
  10. Remove the water pump gaskets.
  11. Clean and inspect the water pump. Refer to Water Pump Cleaning and Inspection in Engine Mechanical - 5.7L.
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