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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 601 (Engine Cooling System) >> Repair Instructions >> Thermostat Replacement (3.1L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the thermostat.
    Fig 1: Thermostat (3.1L)
    G01764795Courtesy of GENERAL MOTORS CORP.
  2. Install the water outlet gasket and housing to the intake manifold.
  3. Install the water outlet bolts.

    Tighten: 

    Tighten the bolts to 25 N.m (18 ft lbs) 

    Fig 2: Water Outlet And Bolts
    G01764796Courtesy of GENERAL MOTORS CORP.
  4. Install the radiator hose to the water outlet housing.
  5. Use the J 38185 to reposition and install the hose clamp to the water outlet housing.
  6. Install the air cleaner assembly.
  7. Fill the cooling system. Refer to Draining and Filling Cooling System 
  8. Inspect for leaks.
    Fig 3: Radiator Hose To The Water Outlet Housing
    G01764797Courtesy of GENERAL MOTORS CORP.
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