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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 (3.8L) >> 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 (3.8L)
    G01764800Courtesy of GENERAL MOTORS CORP.
  2. Install the gasket and the water outlet housing.
  3. Install the water outlet housing bolts.

    Tighten: 

    Tighten the bolts to 27 N.m (20 ft lbs) 

  4. Install the radiator hose to the water outlet housing. Use the J 38185 to reposition and install the hose clamp to the water outlet housing.
  5. Install the air cleaner intake duct.
  6. Fill the cooling system. Refer to Draining and Filling Cooling System 
  7. Install the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L36) or FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L67)
  8. Inspect for leaks.