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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 641 (Engine Cooling System) >> Repair Instructions >> Thermostat Replacement (LX5) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure the new thermostat housing seal (1) is properly seated into the groove of the thermostat housing.
    Fig 1: Installing New Thermostat Housing Seal
    G01817526Courtesy of GENERAL MOTORS CORP.
  2. Position the new thermostat housing/thermostat to the cylinder head.
    CAUTION: Refer to FASTENER NOTICE .
  3. Install the thermostat housing bolts.

    Tighten 

    Tighten the thermostat housing bolts to 9 N.m (80 in lbs).

    Fig 2: Installing Thermostat Housing
    G01817527Courtesy of GENERAL MOTORS CORP.
  4. Position the J 38185  to the clamps in order to connect the outlet radiator hose and outlet heater hose to the thermostat housing.
    5. Fig 3: Identifying J 38185
    G01817528Courtesy of GENERAL MOTORS CORP.
  5. Fill the cooling system. Refer to Draining and Filling Cooling System .
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