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Home >> Cadillac >> 2017 >> ATS Base, 2D Coupe, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.0L (LTG) - Repair Instructions >> Repair Instructions >> Engine Coolant Temperature Sensor Replacement

Engine Coolant Temperature Sensor Replacement

Fig 1: Engine Coolant Temperature Sensor
GM2811789Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedure

  1. Cooling System Draining and Filling (Static)Cooling System Draining and Filling (GE 47716)
  2. Intake Manifold Cover Replacement
  3. Plenum Front Panel Replacement
  4. Fuel Pump Insulator Replacement (Inner) Fuel Pump Insulator Replacement (Outer) 
  5. Vacuum Pump Replacement 
1 Engine Coolant Temperature Sensor Retaining Clip
2 Engine Coolant Temperature Sensor

Procedure

  1. Disconnect the engine wiring harness electrical connector from the engine coolant temperature sensor.
  2. Remove the engine coolant temperature sensor from the thermostat housing.
  3. Inspect the seal and replace if necessary.
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