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Home >> Saturn >> 2004 >> Ion Red Line >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Introduction) >> Repair Instructions >> Engine Coolant Temperature (ECT) Sensor Replacement >> Removal Procedure

Removal Procedure

  1. Turn OFF the ignition.
  2. Drain the coolant system to below the engine coolant temperature (ECT) sensor. Refer to Draining and Filling Cooling System (2.2L (L61)) or Draining and Filling Cooling System (2.0L (LSJ)) in Engine Cooling.
  3. Disconnect the engine coolant temperature ECT sensor electrical connector.
  4. Carefully remove the ECT sensor (1).
    5. Fig 1: Locating ECT Sensor, Boost Control Solenoid, & IAT Sensor
    GM1389396Courtesy of GENERAL MOTORS CORP.
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