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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 >> Thermostat Replacement (2.2 L) >> Installation Procedure

Installation Procedure

  1. Install the thermostat and the O-ring seal to the engine.
  2. Install the water outlet housing to the engine.
    NOTE: Refer to FASTENER NOTICE .
  3. Install the water outlet housing mounting blots.

    Tighten 

    Tighten the water outlet housing mounting bolts to 10 N.m (89 lb in).

    Fig 1: Water Outlet Housing, Thermostat & O-Ring Seal (2.2L)
    G01661439Courtesy of GENERAL MOTORS CORP.
  4. Install the upper radiator inlet hose to the water outlet housing.
  5. Install the radiator hose clamp to the water outlet housing.
  6. Inspect coolant for leaks.
    Fig 2: Radiator Inlet Hose & Clamp At Water Outlet Housing (2.2L)
    G01661440Courtesy of GENERAL MOTORS CORP.