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Home >> GMC >> 2009 >> Canyon 2D Pickup, 5.3 L, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 5.3L - Introduction, Service & Repair >> Repair Instructions >> Engine Coolant Temperature Sensor Replacement >> Removal Procedure
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Removal Procedure

CAUTION: Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.
    Fig 1: Engine Coolant Temperature Sensor
    GM1897119Courtesy of GENERAL MOTORS CORP.
  1. Drain the cooling system below the level of the ECT sensor. Refer to Cooling System Draining and Filling (Static Fill) or Cooling System Draining and Filling (Vac N Fill) .
  2. Disconnect the engine wiring harness electrical connector (1) from the engine coolant temperature (ECT) sensor.
    3. Fig 2: Removing/Installing ECT Sensor
    GM1897120Courtesy of GENERAL MOTORS CORP.
  3. Remove the ECT sensor (1).
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