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An engine temperature sensor is a critical component for your vehicle's health. It accurately monitors the engine's operating temperature, sending vital data to the car's computer. Ensuring you have a reliable sensor prevents overheating, optimizes fuel efficiency, and helps maintain peak engine performance.
[PREMIUM PERFORMANCE] - Bosch Original Equipment Coolant Temperature Sensors accurately monitor the coolant temperature in your vehicle ensuring a long and healthy life
[ACCURACY} - Coolant Temperature Sensors provide information to the engine control unit to keep your engine running strongly, safely, and efficiently
[SUPERIOR ENGiNEERING} - Robust design features high resistance to engine vibration and an extreme temperature range of -40F to +260F
[OPTIMUM EFFICIENCY] - Bosch Coolant Temperature Sensors feature OE or better quality, performance, and function to ensure your vehicle performs with optimum levels of efficiency
Compatible with select vehicles (Note: engine may affect fitment - verify specific vehicle fitment details with fit checker above): BUICK: 2008-17 Enclave, 2005-08,2010-11 LaCrosse, 2004-06 Rendezvous; CADILLAC: 2004-11 CTS, 2004-11 SRX, 2005-11 STS
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function
International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions
[Vehicle Fitment-1]: Compatible with Ford Aerostar 1995-1997, Contour 1996-2000, Crown Victoria 1995-1998, E-150/E-150 Club Wagon/E-250 2003, E-150 Econoline/E-150 Econoline Club Wagon/E-250 Econoline/ Expedition 1997-2002, Escort 1996-2002, Excursion...
[Vehicle Fitment-2]: Compatible with Ford F-150 1997-2003, compatible with F-150 Heritage 2004, compatible with F-250 1997-1999, F-250 Super Duty/F-350 Super Duty/F-450 Super Duty/F-550 Super Duty 1999-2004/2011-2016, Focus 2000-2001, Freestar...
[Vehicle Fitment-3]: Compatible with Lincoln Aviator 2005, Blackwood 2002, compatible with Continental 1995-2002, LS 2000-2006, Mark VIII 1996-1998, Navigator 1998-2004, Town Car 1995-2001; Compatible with Mercury Cougar 1995-1997 1999-2002, Grand Marquis...
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted engine coolant temperature sensor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of...
[Premium Quality]: Manufactured and tested to the strictest OE standards for superior durability and a longer lasting part life.
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted engine coolant temperature sensor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of...
Replacement part Number - Engine Coolant Temperature Sensor replaces 37870-PNA-002, 37870-PNA-003, 37870PNA002, 37870PNA003, 37870-PLC-004, 37870PLC004
High Quality Material - Our engine coolant temperature sensor is made of high quality material, which sturdy and durable, high sensitivity and high-precision. Ensures that you receive top-tier quality
Package Content - 1 x 37870PNA003 Engine Coolant Temperature Sensor. Our engine water temp sensors can directly replaces the old parts and easy to install, stable performance
High Quality Material: The car engine coolant temperature sensor is made of high-quality aluminum alloy and steel materials. Aluminum alloy material is not easily damaged and can resist the influence of complex external changes to a certain extent. Steel...
Scope of Application: The dimensions of the automotive engine coolant temperature sensor are 4.72 × 1.97 × 3.15 inches. This product is compatible with the 2008-2015 LaCrosse, 2005-2007 Rainier, 2011-2015 Regal, 2007-2013 Avalanche, 2004-2011 Aveo...
Practical Function: The car engine coolant temperature sensor can capture real-time changes in coolant temperature, transmit temperature signals to the vehicle engine control system in a timely manner, provide a basis for adjusting operating parameters of...
Easy Installation: When installing, make sure the vehicle is turned off and the engine is cool. Next, locate the old coolant temperature sensor and its matching plug on the engine, unplug the connecting wire plug of the old sensor, and use a suitable tool...
Compact Design: The overall volume of the car engine coolant temperature sensor is compact and lightweight, making it very convenient for daily storage and carrying. During maintenance, there is no need to occupy too much operating space, and it can be...
[Vehicle Fitment-1]: Compatible with Land Rover Freelander 2002-2005; Compatible with BMW 128i 2008-2013, 135i 2008-2011, 135i 2011, 228i 2014-2016, 228i xDrive 2015-2016, 320i/320i xDrive 2013-2018, 323Ci 2000, 323i 1999-2000, 323i 2007/2010, 323is...
[Vehicle Fitment-2]: Compatible with BMW 428i/428i xDrive 2014-2016, 428i/428i/435i xDrive Gran Coupe/435i Gran Coupe 2015-2016, 435i 2014-2016, 435i xDrive 2014-2016, 5 Series 525i 2004-2007, 528i 2008-2016, 528i xDrive2009-2010/2012-2016, 528xi...
[Vehicle Fitment-3]: Compatible with BMW 640i/640i Gran Coupe/640i xDrive 2016-2018, 640i xDrive Gran Coupe 2016-2019, 645Ci 2004-2005, 650i 2007-2010/2012-2018, 650i xDrive 2012-2018, 740i 2011-2012, 740i 2015, 740Li 2011-2012, 740Li 2015, 745i/745Li...
[Vehicle Fitment-4]: Compatible with BMW Alpina B6 Gran Coupe 2016, Alpina B6 xDrive Gran Coupe 2015-2019, B7 2011-2015, B7 2007-2008, B7 xDrive 2011-201, B7L 2011-2015, Alpina B7L xDrive 2011, M3 2001-2006/2010-2013/2015-2018, M...
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted coolant temperature sensor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.
Last update on 2026-09-09 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Engine Temperature Sensors
Compatibility is Key
Always verify the sensor is compatible with your vehicle's make, model, and year. Different vehicles use different sensor types and connector designs.
Check the sensor's part number against your vehicle's original equipment manufacturer (OEM) specifications or consult a reliable parts catalog.
Material and Durability
Look for sensors constructed from high-quality materials like brass or durable plastics designed to withstand extreme engine temperatures and vibrations.
A robust build ensures longevity and consistent performance under demanding driving conditions.
Connector Type and Fitment
Ensure the sensor's electrical connector matches your vehicle's wiring harness precisely. Mismatched connectors can lead to installation issues and faulty readings.
Some sensors may come with or require a new gasket or O-ring for a proper seal, which is crucial to prevent coolant leaks.
Frequently Asked Questions
What are the signs of a faulty engine temperature sensor?
Common signs include the temperature gauge reading incorrectly (too high, too low, or fluctuating wildly), poor fuel economy, and the engine overheating. You might also notice the check engine light illuminating on your dashboard.
How often should an engine temperature sensor be replaced?
There isn't a set replacement interval, as sensors can fail prematurely or last the lifetime of the vehicle. It's best to replace it if you suspect it's malfunctioning or if recommended during vehicle maintenance.
Can I replace the engine temperature sensor myself?
For many DIY mechanics, replacing a temperature sensor is a straightforward repair. However, it's important to consult your vehicle's service manual and ensure you have the correct tools and safety precautions.
Will a new sensor improve my car's performance?
Yes, a properly functioning temperature sensor is crucial for optimal engine performance and fuel efficiency. It ensures the engine management system receives accurate data to adjust fuel delivery and ignition timing.
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