Engine Coolant Temperature Sensor: Installation
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Whenever ECT sensor is removed, coat threads with Sealer (12346004) before reinstallation. Install ECT sensor into engine and tighten to specification. See TORQUE SPECIFICATIONS .
- Reconnect harness connector to ECT sensor. Reconnect negative battery cable. Fill and bleed cooling system. See COOLING SYSTEM BLEEDING under COOLING SYSTEM.