Removal Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.

Fig 1: Identifying Engine Wiring Harness Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill With HP5) or Cooling System Draining and Filling (Static Fill Without HP5) or Cooling System Draining and Filling (GE 47716 Fill With HP5) or Cooling System Draining and Filling (GE 47716 Fill Without HP5) .
Disconnect the engine wiring harness electrical connector (1) from the engine coolant temperature (ECT) sensor.

Fig 2: Locating ECT Sensor

Courtesy of GENERAL MOTORS CORP.

Remove the ECT sensor.