Engine Coolant Temperature Sensor Replacement

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Fig 1: Identifying Engine Coolant Temperature Sensor

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Partially drain the cooling system. Refer to Cooling System Draining and Filling (LFX)
1	Engine Coolant Temperature Sensor CAUTION: Refer to Component Fastener Tightening Caution . Procedure Reposition the sensor heat shield. Disconnect the ECT sensor harness connector. Tighten 20 N.m (15 lb ft)

Callout

Component Name

Preliminary Procedure
Partially drain the cooling system. Refer to Cooling System Draining and Filling (LFX)

Engine Coolant Temperature Sensor

CAUTION:

Procedure