Global Parts 1814559 Engine Coolant Temperature Sensor - Engine Block

Engine Coolant Temperature Sensor Overview

Global Parts 1814559 is an engine coolant temperature sensor built to report coolant temperature data to the ECM with the accuracy needed for proper engine management. This direct replacement sensor meets OE specifications and is designed for vehicles where coolant temperature input affects cooling strategy and drivability.

Compatible with select GMC Canyon, Sierra 1500, Cadillac CT4, Cadillac CT5, and Chevrolet Silverado 1500 applications, this sensor supports factory-style operation in engine block and pipe-mounted locations. Part number 1814559 is a practical OE-style replacement for diagnosing temperature signal faults and cooling system concerns.

Key Features

• Engine coolant temperature sensor for ECM temperature input
• Direct replacement design with OE-spec fit and function
• Blade terminal type with 2 terminals
• Female oval connector with 1 connector cavity
• Male terminal gender for factory-style electrical connection
• Built for engine block and pipe-mounted applications listed below

Detailed Product Information

Global Parts 1814559 is engineered to provide accurate coolant temperature feedback to the engine control module, helping the vehicle manage fuel delivery, cooling fan operation, and temperature-related engine strategy. The sensor uses a female oval connector, blade terminals, and a 2-terminal layout for a straightforward OE-style electrical interface. For buyers searching for an engine coolant temperature sensor for GMC Canyon, GMC Sierra 1500, Cadillac CT4, Cadillac CT5, or Chevrolet Silverado 1500, this part number 1814559 matches the listed factory applications.

This part cross-references Standard Ignition TX348 for the same application.

What It Helps Address

• Incorrect coolant temperature readings sent to the ECM
• Cooling fan operation issues tied to temperature signal faults
• Overheating concerns caused by a failing temperature sensor
• Hard starting or drivability problems related to coolant temperature input
• Check engine light conditions associated with sensor signal errors

Installation Notes and Tips

• Verify the connector shape, terminal count, and mounting location before installation.
• Confirm whether the application uses an engine block or pipe-mounted sensor position.
• Inspect the connector and wiring for corrosion, damage, or loose terminals before replacing the sensor.
• Use the vehicle’s service information for the correct removal and installation procedure.
• After installation, clear any stored fault codes and confirm normal temperature readings.

Quality Assurance

Global Parts 1814559 is manufactured to meet OE specifications for direct replacement use and consistent coolant temperature signal output. It is designed for the listed GMC, Cadillac, and Chevrolet applications, including 2025 GMC Canyon, 2023-2024 GMC Canyon, 2022-2023 Cadillac CT4, 2022-2023 Cadillac CT5, 2022-2023 GMC Sierra 1500, 2022 GMC Sierra 1500 Limited, 2021 GMC Sierra 1500, 2020 GMC Sierra 1500, 2019-2020 Chevrolet Silverado 1500, and 2019 GMC Sierra 1500.