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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - 2.0L - Introduction (2 Of 2)) >> Repair Instructions >> Engine Coolant Temperature (ECT) Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
NOTE: Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.
    Fig 1: Locating ECT Sensor, Boost Control Solenoid, & IAT Sensor
    GM1389396Courtesy of GENERAL MOTORS CORP.
  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 (2.0L (LSJ)) or Draining and Filling Cooling System (2.2L (L61), 2.4L (LE5)) or Draining and Filling Cooling System (GE 47716 Fill) .
  3. Disconnect the engine coolant temperature ECT sensor electrical connector.
  4. Carefully remove the ECT sensor (1).
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