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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Water Pump Replacement (2.2 L) >> Installation Procedure

Installation Procedure

  1. Install the water pump gasket to the engine.
    Fig 1: Water Pump Gasket (2.2L)
    G01661453Courtesy of GENERAL MOTORS CORP.
  2. Install the water pump to the engine.
  3. Apply a sealer (GM P/N 12346004) to the bolt threads.
    NOTE: Refer to FASTENER NOTICE .
  4. Install the water pump mounting bolts.

    Tighten 

    Tighten the water pump mounting bolts to 25 N.m (18 lb ft).

    Fig 2: Water Pump & Mounting Bolts (2.2L)
    G01661454Courtesy of GENERAL MOTORS CORP.
  5. Install the water pump pulley.
  6. Install the water pump pulley bolts.

    Tighten 

    Tighten the water pump pulley bolts to 25 N.m (18 lb ft).

    Fig 3: Water Pump Pulley & Bolts (2.2L)
    G01661455Courtesy of GENERAL MOTORS CORP.
  7. Install the radiator inlet hose to the water pump.
  8. Install the radiator inlet hose clamp to the water pump.
  9. Fill the cooling system. Refer to Draining and Filling Cooling System .
  10. Inspect the cooling system for leaks.
    Fig 4: Radiator Inlet Hose & Clamp (2.2L)
    G01661456Courtesy of GENERAL MOTORS CORP.
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