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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1245 (Engine Cooling System) >> Repair Instructions >> Thermostat Replacement (3.8L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the thermostat.
  2. Install the gasket and the water outlet housing.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the water outlet housing bolt and the stud to the water outlet housing.

    Tighten 

    Tighten the bolt and the stud to 27 N.m (20 lb ft).

    Fig 1: Installing Gasket, Thermostat And Water Outlet Housing
    G02084051Courtesy of GENERAL MOTORS CORP.
  4. Install the radiator inlet hose to the water outlet housing.
  5. Use the J 38185  in order to reposition and install the hose clamp to the water outlet housing.
  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) in Engine Mechanical - 3.8L.
    Fig 2: Installing Radiator Inlet Hose To Water Outlet Housing
    G02084052Courtesy of GENERAL MOTORS CORP.
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