C 3500 HD Truck 2WD V8-8.1L VIN G (2002)
Tighten
Tighten the ECT sensor to 20 N.m (15 lb ft).
3. Connect the ECT electrical connector to the bracket (1).
4. Connect the ECT harness connector (2) to the ECT sensor (3).
5. Refill the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
