Removal Procedure

WARNING: This page is about a different car, the 2005 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: 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.

Turn the ignition OFF.
Partially drain the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.

Fig 1: Locating Coolant Temperature Sensor Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Remove the coolant temperature sensor electrical connector.

Fig 2: Coolant Temperature Sensor

Courtesy of GENERAL MOTORS CORP.

Remove the coolant temperature sensor.