HomeBelts and Cooling > SensorsFour Seasons 37889 Engine Coolant Temperature Sensor
Part #: 37889

Four Seasons 37889 Engine Coolant Temperature Sensor

Coolant Temp Sensor
⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Coolant Temp Sensor
🚗Fitment: Jeep and American Motors, Wrangler, Eagle, J10, CJ7, Grand Wagoneer, and CJ5
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Engine Coolant Temperature Sensor for Jeep Vehicles

The Four Seasons Coolant Temp Sensor 37889 is designed to provide accurate temperature readings for your engine's cooling system. Compatible with various Jeep models, this sensor helps maintain optimal engine performance by monitoring coolant temperature effectively.

  • Connector Gender: Female
  • Connector Shape: Oval
  • Fitting Thread Size: M12 x 1.50
  • Number of Terminals: 2
  • Meets or exceeds OEM specifications
  • Style and Type: Engine Coolant Temperature Sensor

About the Four Seasons Coolant Temp Sensor Product Line

The Four Seasons Coolant Temp Sensor product line focuses on delivering precise and durable sensors that integrate seamlessly with your vehicle's cooling system. This line ensures compatibility and reliability, meeting or exceeding original equipment manufacturer standards to support accurate engine temperature monitoring.

Detailed Product Description

This engine coolant temperature sensor features a female oval connector with two terminals, designed for secure and reliable electrical connections. The M12 x 1.50 fitting thread size ensures proper installation and compatibility with the cooling system components. The Four Seasons 37889 sensor is engineered to meet or exceed OEM requirements, providing dependable performance for Jeep CJ5, CJ7, Grand Wagoneer, J10, and Wrangler models.

Common Applications and Issues Addressed

  • Helps prevent engine overheating by providing accurate temperature data
  • Supports proper engine management and fuel efficiency
  • Resolves erratic temperature gauge readings
  • Assists in preventing engine misfires related to coolant temperature
  • Ensures reliable operation of cooling fans and temperature-dependent systems

Installation Notes and Tips

  • Verify compatibility with your Jeep model before installation
  • Ensure the sensor thread and connector match the vehicle’s specifications
  • Use appropriate tools to avoid damaging the M12 x 1.50 fitting thread
  • Check for secure electrical connections at the female oval connector
  • Follow vehicle manufacturer torque specifications during installation

Quality Assurance and Warranty

The Four Seasons Coolant Temp Sensor 37889 is manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. This sensor undergoes rigorous quality control to maintain consistent accuracy and fitment. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandFour Seasons
Part Number37889
PositionCoolant Temp Sensor
Connector GenderFemale
Connector ShapeOval
DescriptionCoolant Temp Sensor
Fitting Thread SizeM12 x 1.50
Meets / Exceeds OEM?YES
Number of Terminals2
StyleCoolant Temp Sensor
TypeCoolant Temp Sensor

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1990JeepWrangler4.2LL6N/ACoolant Temp Sensor
1989JeepWrangler4.2LL6N/ACoolant Temp Sensor
1988JeepWrangler4.2LL6N/ACoolant Temp Sensor
1987JeepJ104.2LL6N/ACoolant Temp Sensor
1987JeepWrangler4.2LL6N/ACoolant Temp Sensor
1986JeepCJ7N/ACoolant Temp Sensor
1986JeepJ104.2LL6N/ACoolant Temp Sensor
1985JeepCJ7N/ACoolant Temp Sensor
1985JeepGrand WagoneerN/ACoolant Temp Sensor
1985JeepJ104.2LL6N/ACoolant Temp Sensor
1984JeepCJ7N/ACoolant Temp Sensor
1984JeepGrand WagoneerN/ACoolant Temp Sensor
1984JeepJ104.2LL6N/ACoolant Temp Sensor
1983JeepCJ54.2LL6N/ACoolant Temp Sensor
1983JeepCJ74.2LL6N/ACoolant Temp Sensor
1983JeepCJ74.6LL6N/ACoolant Temp Sensor
1983JeepJ104.2LL6N/ACoolant Temp Sensor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

17125983242318378898933001979A14239CT0119SU331

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.