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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 907 (Engine Cooling System) >> Repair Instructions >> Water Pump Replacement (2.2L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the water pump gasket to the engine.
    Fig 1: Installing Water Pump Gasket To Engine
    G01978178Courtesy 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 in Cautions and Notices.
  4. Install the water pump mounting bolts.

    Tighten 

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

    Fig 2: Installing Water Pump Mounting Bolts
    G01978179Courtesy 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: Installing Water Pump Pulley
    G01978180Courtesy 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: Installing Radiator Inlet Hose
    G01978181Courtesy of GENERAL MOTORS CORP.
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