FixVault

Engine Coolant Temperature Sensor Replacement (Radiator)

Fig 1: Engine Coolant Temperature Sensor
GM2308928Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
WARNING: Allow sufficient time for the engine to cool before removing the ECT sensor. A hot engine may cause an excessive coolant loss or a personal injury.

Preliminary Procedures

  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Disconnect the connector plug.
1 Engine Coolant Temperature Sensor
CAUTION: Refer to Fastener Caution .

Procedure 
Remove the coolant temperature sensor (1).
Tighten 
12 N.m (9 lb ft)