Brand GPD Manufacturer Warranty 1 Year Notes Engine Coolant Temperature Sensor -- 1/2 - 14 NPT Thread; with... Years 2001 2002 Application Chevrolet Suburban 2500 Water Temperature Sensor Product Name Water Temperature Sensor Product Name 2 Engine Coolant Temperature Sensor UPC Does not apply Manufacturer Part Number 46378PGDG Type Sensor Number of Sensors 1 Sensor Type Temperature Sensor Placement on Vehicle Engine Compartment OE/OEM Part Number 12554944 .