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Home › Saturn › 2005 › Vue Red Line, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - 3.5L (L66) Introduction › Repair Instructions › Engine Coolant Temperature (ECT) Sensor Replacement › Removal Procedure

Removal Procedure

  1. Turn ignition OFF.
    2. IMPORTANT: Engine coolant must be drained below the level of the engine coolant temperature sensor (ECT) sensor. Refer to Draining and Filling Cooling System in Engine Cooling.
  2. Disconnect the ECT sensor harness connector.
  3. Remove the ECT sensor.
    Fig 1: View Of Engine Coolant Temperature (ECT) Sensor
    GM1237580Courtesy of GENERAL MOTORS CORP.
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