buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 4667 > < Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 4665
Page 1
background image

Coolant Temperature Sensor/Switch (For Computer): Service and Repair

Engine Coolant Temperature Sensor Replacement

Removal Procedure

1. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac N Fill) Cooling System Draining and Filling (Static Fill).
2. Slide the electrical connector heat shield up the wiring harness.
3. Disconnect the engine wiring harness electrical connector (8) from the engine coolant temperature (ECT) sensor (9).

4. Remove the ECT sensor.

Installation Procedure

Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 4667 > < Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 4665