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Home >> Pontiac >> 2002 >> Aztek AWD >> Repair and Diagnosis >> Engine Mechanical >> Cooling Fan >> Engine Cooling System >> Repair Instructions >> Thermostat Replacement >> Installation Procedure

Installation Procedure

  1. Install the thermostat.
  2. Fig 1: Installing Thermostat
    G01745796Courtesy of GENERAL MOTORS CORP.
  3. Install the thermostat housing and gasket.
    Fig 2: Installing Thermostat Housing & Gasket
    G01745797Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
    Fig 3: Installing Thermostat Bolts & Radiator Hose
    G01745798Courtesy of GENERAL MOTORS CORP.
  4. Install the thermostat housing bolts.

    Tighten

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

  5. Install the radiator hose to the thermostat housing.
  6. Install the crossover exhaust pipe. Refer to EXHAUST CROSSOVER PIPE REPLACEMENT .
  7. Install the air cleaner and duct assembly.
  8. Fill the cooling system. Refer to Draining and Filling Cooling System .