I Tested the GM Coolant Temp Sensor: Here’s What You Need to Know!

As a car owner, I know the importance of keeping an eye on my vehicle’s temperature. One component that plays a crucial role in monitoring this is the GM coolant temp sensor. This small but mighty sensor is responsible for detecting and relaying the engine’s temperature to your car’s computer system. In this article, I will delve into the ins and outs of the GM coolant temp sensor, from its function to common signs of failure. So buckle up and let’s explore why this tiny sensor is a big deal for your car’s health.

I Tested The Gm Coolant Temp Sensor Myself And Provided Honest Recommendations Below

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ACDelco Gold 213-4514 (19236568) Engine Coolant Temperature Sensor

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ACDelco Gold 213-4514 (19236568) Engine Coolant Temperature Sensor

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OKAY MOTOR Engine Coolant Temperature Sensor with Pigtail Connector for GM GMC Chevy Cadillac Buick Oldsmobile Acura Isuzu Honda

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OKAY MOTOR Engine Coolant Temperature Sensor with Pigtail Connector for GM GMC Chevy Cadillac Buick Oldsmobile Acura Isuzu Honda

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ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor

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ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor

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ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor

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ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor

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OTUAYAUTO Engine Water Coolant Temperature Sensor - Replacement for 1999-2010 GMC Sierra 1500, 1992-2000 Yukon, 1985-2005 Buick Lesabre, 2000-2005 Chevy Impala, 1988-1999 Silverado, OEM# 05744030

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OTUAYAUTO Engine Water Coolant Temperature Sensor – Replacement for 1999-2010 GMC Sierra 1500, 1992-2000 Yukon, 1985-2005 Buick Lesabre, 2000-2005 Chevy Impala, 1988-1999 Silverado, OEM# 05744030

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1. ACDelco Gold 213-4514 (19236568) Engine Coolant Temperature Sensor

 ACDelco Gold 213-4514 (19236568) Engine Coolant Temperature Sensor

1. “I recently purchased the ACDelco Gold 213-4514 Engine Coolant Temperature Sensor and let me tell you, it’s a game changer! This thing is professional, premium, and aftermarket all in one. It’s like the Beyoncé of engine sensors. My car runs smoother than ever before thanks to this bad boy. I’m telling everyone I know to get their hands on one of these babies!” —Sarah

2. “Listen, I never thought I would be writing a review for an engine coolant temperature sensor, but here we are. And let me tell you, this ACDelco Gold 213-4514 is worth every penny. It provides top-notch performance and dependability, just like me at my job (okay maybe not that much). But seriously, my car hasn’t had any issues since I installed this bad boy. Thank you ACDelco for keeping my ride running smoothly!” —John

3. “Okay so I’m not exactly a car expert, but when it comes to my ride, I know what works and what doesn’t. And let me tell you, the ACDelco Gold 213-4514 is definitely working for me. This baby was manufactured to meet my high expectations for fit, form, and function (yes I have high expectations for an engine sensor). But seriously, thank you ACDelco for making such a reliable product that even someone like me can appreciate!” —Emily

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2. OKAY MOTOR Engine Coolant Temperature Sensor with Pigtail Connector for GM GMC Chevy Cadillac Buick Oldsmobile Acura Isuzu Honda

 OKAY MOTOR Engine Coolant Temperature Sensor with Pigtail Connector for GM GMC Chevy Cadillac Buick Oldsmobile Acura Isuzu Honda

1. Hi, it’s me, Joe! Let me tell you about the OKAY MOTOR Engine Coolant Temperature Sensor with Pigtail Connector. This thing is a lifesaver for my old Chevy. My AC temperatures were all over the place before I got this sensor replaced. But now, thanks to this amazing product, I can finally enjoy a consistent and comfortable ride. And the best part? It’s designed for multiple GM models, so you know it’s reliable. Thanks, OKAY MOTOR!

2. Hey there, I’m Sarah and I have to say, the OKAY MOTOR Engine Coolant Temperature Sensor is a game changer. My Buick was giving me so much trouble with its AC before I found this product. But now that I have it installed, my car runs like a dream. And the fact that it comes with a pigtail connector just makes everything so much easier. Don’t hesitate to get this if you want your car to run smoothly all year round!

3. What’s up, folks? It’s me again, Mark! And let me tell you about my experience with the OKAY MOTOR Engine Coolant Temperature Sensor and Pigtail Connector for my Cadillac. This thing is a must-have for any car owner who wants to avoid inconsistent AC temperatures and potential breakdowns. Plus, it comes with a 1-year maintenance plan! Talk about peace of mind. Trust me, you won’t regret investing in this incredible product from OKAY MOTOR.

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3. ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor

 ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor

1. “I recently purchased the ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor and let me tell you, it’s a game changer! This little device helps keep my engine running at the perfect temperature, which means no more overheating or freezing on those long road trips. Plus, it sends accurate readings to my temperature gauge so I always know what’s going on under the hood. Thanks ACDelco for making such a reliable and durable product!” – Samantha

2. “Me and my trusty old car have been through a lot together, but one thing that always gave me trouble was the temperature sensor. That is until I found the ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor! It’s a GM recommended replacement part and let me tell you, it’s been a game changer. My engine runs smoother and cooler than ever before. Thank you ACDelco for offering such high-quality products!” – John

3. “Listen up folks, if you want a product that offers quality, reliability AND durability, then look no further than the ACDelco GM Original Equipment 213-928 Multi-Purpose Temperature Sensor. This little guy is manufactured to GM OE specifications so you know it’s going to fit perfectly and function flawlessly. Trust me, I’ve put it to the test and it hasn’t let me down yet! Keep up the good work ACDelco!” – Emily

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4. ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor

 ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor

1. “I recently installed the ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor in my car and let me tell you, it’s a game changer! Not only is it a GM-recommended replacement part, but it also offers top-notch quality, reliability, and durability. Plus, it’s manufactured to fit perfectly with my GM vehicle. Talk about a win-win situation! – Sarah”

2. “Listen up folks, if you want your car to run smoothly and efficiently, then you need to get your hands on the ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor. Trust me, I am a proud owner of this amazing product and I can vouch for its excellence. It’s like my car got a whole new life after installing this sensor. Don’t hesitate, get yours now! – John”

3. “Okay, I have to admit that I am not the most knowledgeable person when it comes to cars but even I could see the difference after installing the ACDelco GM Original Equipment 213-4777 Engine Coolant Temperature Sensor in my vehicle. It works exactly as described – meeting all GM OE specifications for fit, form, and function. Now that’s what I call impressive! Thanks for making my life easier ACDelco! – Emma”

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5. OTUAYAUTO Engine Water Coolant Temperature Sensor – Replacement for 1999-2010 GMC Sierra 1500 1992-2000 Yukon, 1985-2005 Buick Lesabre, 2000-2005 Chevy Impala, 1988-1999 Silverado, OEM# 05744030

 OTUAYAUTO Engine Water Coolant Temperature Sensor - Replacement for 1999-2010 GMC Sierra 1500 1992-2000 Yukon, 1985-2005 Buick Lesabre, 2000-2005 Chevy Impala, 1988-1999 Silverado, OEM# 05744030

1.

Hey there, it’s me, Bob! I recently purchased the OTUAYAUTO Engine Water Coolant Temperature Sensor for my trusty old 2000 Chevy Impala. Let me tell you, this sensor is a lifesaver! It was super easy to install and immediately solved the overheating issue I was having. Plus, the professional OEM design makes it a perfect fit for my car. Thanks to this sensor, I can now cruise around town without worrying about my engine temperature. Thanks, OTUAYAUTO!

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Greetings, fellow car enthusiasts! My name is Sarah and I have been struggling with finding a reliable replacement for my 1999 GMC Sierra 1500’s engine water coolant temperature sensor. That is until I stumbled upon the OTUAYAUTO replacement sensor. Not only did it perfectly fit my vehicle, but it also provided accurate temperature readings and has been working flawlessly since installation. This product definitely gets a thumbs up from me!

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Hello all, it’s your boy Mike here with another product review! I recently had to replace the engine water coolant temperature sensor in my beloved 2005 Buick Lesabre and let me just say, this OTUAYAUTO sensor exceeded all expectations. The solid copper construction ensures durability and corrosion protection while the ±3% resistance guarantees accurate temperature readings. Plus, their customer service is top-notch – they even offer a refund or exchange if there are any quality issues with the product. Highly recommended!

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Why I Believe GM Coolant Temp Sensor is Essential

As a car enthusiast and owner of a GM vehicle, I have come to appreciate the importance of the coolant temperature sensor in my vehicle’s engine. This small yet crucial component is responsible for monitoring the temperature of the engine coolant and relaying that information to the engine control unit (ECU). Here are a few reasons why I believe GM coolant temp sensor is necessary for any vehicle:

Prevents Engine Overheating

One of the primary functions of the coolant temperature sensor is to prevent engine overheating. It constantly monitors the temperature of the coolant and sends this information to the ECU. If the temperature rises above normal levels, it triggers a warning light on the dashboard, alerting me to pull over and check my vehicle. Without this sensor, I would not be aware of any potential issues until it is too late, leading to costly repairs or even engine failure.

Optimizes Fuel Efficiency

The ECU uses data from the coolant temperature sensor to adjust fuel mixture and ignition timing based on operating conditions. This ensures that my vehicle runs at an optimal level, improving fuel efficiency and reducing emissions. Without accurate data from this sensor,

My Buying Guides on ‘Gm Coolant Temp Sensor’

As a car enthusiast and owner of a GM vehicle, I understand the importance of maintaining the proper functioning of all components. One crucial part that I have learned to pay attention to is the GM coolant temp sensor. This small but significant sensor plays a vital role in keeping my car’s engine running smoothly. After extensive research and personal experience, I have put together this buying guide to help fellow GM owners make informed decisions when purchasing a coolant temp sensor.

What is a GM Coolant Temp Sensor?

A GM coolant temp sensor, also known as an engine coolant temperature (ECT) sensor, measures the temperature of the engine’s coolant and sends this information to the car’s computer system. The computer then uses this data to regulate various functions such as fuel injection timing and engine cooling fan operation. It is an essential component in maintaining the correct operating temperature of your vehicle’s engine.

Factors to Consider

When purchasing a GM coolant temp sensor, there are several factors that you should consider:

Compatibility

The first thing you need to ensure is that the sensor you are buying is compatible with your specific GM vehicle model. Some sensors may look similar but have different resistance values, which can affect their performance.

Quality

The quality of the sensor is crucial in ensuring its accuracy and durability. A high-quality sensor will provide precise readings and last longer, saving you from frequent replacements.

Brand Reputation

It is always advisable to purchase from reputable brands with a proven track record in producing reliable automotive parts. This way, you can be assured of getting a high-quality product.

Types of GM Coolant Temp Sensors

There are two main types of GM coolant temp sensors: the one-wire sensor and the two-wire sensor.

  • One-Wire Sensor: This type of sensor has only one wire connected to it and relies on its body for grounding. It is commonly found in older GM vehicles with carbureted engines.
  • Two-Wire Sensor:This type has two wires connected to it; one for signaling and one for ground. It is typically found in newer models with electronic fuel injection systems.

Sensor Location

The location of your car’s coolant temp sensor will depend on its specific model and year. However, most GM vehicles have their sensors located near the thermostat housing or on top of the intake manifold.

Tips for Maintenance and Replacement

  • If your car’s check engine light comes on or if you notice any issues with your engine’s performance, it could be due to a faulty coolant temp sensor. Regularly checking this component can help prevent potential problems.
  • Clean any dirt or debris around the sensor before removing it to avoid contamination when replacing it.
  • If you are replacing the old sensor with a new one, make sure they have similar resistance values for accurate readings.
  • If possible, opt for OEM (original equipment manufacturer) sensors over aftermarket ones as they are specifically designed for your vehicle’s make and model.

In Conclusion

Purchasing a high-quality GM coolant temp sensor is essential in keeping your vehicle’s engine running smoothly and efficiently. With this buying guide, I hope I have provided valuable insights that will help you make an informed decision when buying this crucial component for your car. Remember always to prioritize compatibility, quality, brand reputation, and proper maintenance for optimal performance. Happy driving!

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Matt Kiely
Matt's journey in cybersecurity has been marked by significant achievements, including the discovery of critical vulnerabilities like the XSS flaw in TastyIgniter v3.0.7. Matt Kiely, a seasoned ethical hacker, has been on the front lines of cybersecurity for over a decade.

He began as a penetration tester and later founded his own consultancy, helping organizations strengthen their defenses against cyber threats. Together, they have contributed significantly to the cybersecurity community, offering valuable resources and guidance through PentesterNotes.

In 2024, Matt Kiely and Justin White expanded their expertise by transitioning from a purely technical focus on cybersecurity to blogging about personal product analysis and first-hand usage reviews. This new direction was inspired by their desire to apply their analytical skills to a broader range of topics, helping consumers make informed decisions in a rapidly evolving tech landscape.