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Home >> Saturn >> 2006 >> Relay 3.5 L, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.5L - Introduction (2 Of 2) >> Repair Instructions >> Engine Coolant Temperature Sensor Replacement >> Removal Procedure
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Removal Procedure

  1. Engine coolant must be drained below the level of the engine coolant temperature (ECT) sensor. Refer to Cooling System Draining and Filling (Static Fill LX9) or Cooling System Draining and Filling (Static Fill LZ9) or Cooling System Draining and Filling (Vac-N-Fill) in Engine Cooling.
  2. Remove the air intake duct. Refer to Air Cleaner Inlet Duct Replacement .
    3. Fig 1: Identifying Engine Coolant Temperature (ECT) Sensor
    GM1087791Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the ECT sensor harness connector.
  4. Remove the ECT sensor.
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