Professional, premium aftermarket replacement
Provides the performance and dependability you expect from ACDelco
Manufactured to meet expectations for fit, form, and function
An ACDelco Professional, premium aftermarket Engine Coolant Temperature Sensor is the high quality replacement ideal for many vehicles on the road today. It monitors the engine temperature. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. This premium aftermarket replacement engine coolant temperature sensor is manufactured to meet your expectations for fit, form, and function.