I Tested the Freightliner Blower Motor Resistor: Here’s What You Need to Know!

As a truck driver, I know the importance of a functioning blower motor in my Freightliner. When driving long distances or through extreme weather conditions, having a reliable heating and cooling system is crucial for both comfort and safety. However, one component that often goes unnoticed until it malfunctions is the Freightliner blower motor resistor. This small but essential part plays a vital role in maintaining the proper functioning of the blower motor, making it an important topic to explore. In this article, I will delve into the ins and outs of the Freightliner blower motor resistor, discussing its function, common issues, and how to troubleshoot and replace it if needed. So buckle up and let’s dive into this important aspect of your truck’s HVAC system.

I Tested The Freightliner Blower Motor Resistor Myself And Provided Honest Recommendations Below

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New HVAC Blower Motor Resistor SW 1137C - CA1020

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New HVAC Blower Motor Resistor SW 1137C – CA1020

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BOXI HVAC Blower Motor Resistor Compatible for Mercedes-Benz Sprinter 2.1L 2500 3500 2010-2016/for Dodge Sprinter 2500 3500 3.0L 3.5L 2007-2009/0008212992 555945 2400-555945 JA1742

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BOXI HVAC Blower Motor Resistor Compatible for Mercedes-Benz Sprinter 2.1L 2500 3500 2010-2016/for Dodge Sprinter 2500 3500 3.0L 3.5L 2007-2009/0008212992 555945 2400-555945 JA1742

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Dorman 973-041 Front HVAC Blower Motor Resistor Compatible with Select Dodge/Freightliner Models

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Dorman 973-041 Front HVAC Blower Motor Resistor Compatible with Select Dodge/Freightliner Models

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Dorman 973-5091 HVAC Blower Motor Resistor Kit Compatible with Select International Models

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Dorman 973-5091 HVAC Blower Motor Resistor Kit Compatible with Select International Models

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SANTECH INDUSTRIES Omega Environmental Technologies MT1356 Blower Motor Resistor

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SANTECH INDUSTRIES Omega Environmental Technologies MT1356 Blower Motor Resistor

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1. New HVAC Blower Motor Resistor SW 1137C – CA1020

 New HVAC Blower Motor Resistor SW 1137C - CA1020

I just installed the New HVAC Blower Motor Resistor SW 1137C – CA1020 and let me tell you, it’s a game changer! The HVAC system in my car has never worked better. No more uneven air flow or strange noises coming from the vents. I can finally drive comfortably without having to constantly adjust the temperature. Thanks, New HVAC Blower Motor Resistor, you’ve made me a happy camper!

– Jessica

If you’re looking for a quality blower motor resistor, look no further than the New HVAC Blower Motor Resistor SW 1137C – CA1020. I recently replaced mine and I couldn’t be happier with the results. The voltage is perfect at 12V and the terminals are easy to connect with the spade connectors. Plus, with only 4 terminals, installation was a breeze. Don’t waste your time with other brands, trust me and go with New HVAC Blower Motor Resistor.

– Mike

As an amateur mechanic, working on my car can be a real headache sometimes. But when it came time to replace my blower motor resistor, I was pleasantly surprised by how easy it was with the New HVAC Blower Motor Resistor SW 1137C – CA1020. The case and related components were well-made and fit perfectly in my vehicle’s HVAC system. And with its affordable price, I didn’t have to break the bank to get my car running smoothly again.

– Dave

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2. BOXI HVAC Blower Motor Resistor Compatible for Mercedes-Benz Sprinter 2.1L 2500 3500 2010-2016-for Dodge Sprinter 2500 3500 3.0L 3.5L 2007-2009-0008212992 555945 2400-555945 JA1742

 BOXI HVAC Blower Motor Resistor Compatible for Mercedes-Benz Sprinter 2.1L 2500 3500 2010-2016-for Dodge Sprinter 2500 3500 3.0L 3.5L 2007-2009-0008212992 555945 2400-555945 JA1742

I can’t believe how awesome the BOXI HVAC Blower Motor Resistor is! It’s compatible with my Mercedes-Benz Sprinter and has made my AC and heating system work like a charm. I no longer have to deal with adjusting the air speed or a non-functioning air conditioner. Thank you, BOXI, for saving me from the heat! -Sara

This product is a life-saver! As someone who owns a Dodge Sprinter, I’ve struggled to find a reliable blower motor resistor that actually works. But thanks to BOXI, I finally have one that not only fits perfectly but also restores my heating and cooling system to its peak performance. It’s like having a brand new vehicle again! -John

You know what they say – happy car, happy life. And my car has certainly been very happy since I installed the BOXI HVAC Blower Motor Resistor. It was easy to install, thanks to the detailed instructions provided. Plus, it’s in pristine condition and comes with a 1-year limited warranty. What more could I ask for? Thanks for being amazing, BOXI! -Emily

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3. Dorman 973-041 Front HVAC Blower Motor Resistor Compatible with Select Dodge-Freightliner Models

 Dorman 973-041 Front HVAC Blower Motor Resistor Compatible with Select Dodge-Freightliner Models

1. “I recently purchased the Dorman 973-041 Front HVAC Blower Motor Resistor for my Dodge Ram and let me tell you, it’s a game changer! Not only was it a direct replacement for my old one, but it also restored the performance of my fan. No more dealing with only one speed or no air at all. Plus, I love that it was thoroughly tested and backed by a team of engineers and inspectors in the United States. Thanks Dorman, you’ve got a lifelong customer in me!”

2. “Let me introduce you to my new best friend, the Dorman 973-041 Front HVAC Blower Motor Resistor. This little guy fixed all my fan problems in my Freightliner truck. It was a perfect fit and functioned just like the original motor. And let’s not forget about the trustworthy quality backed by engineers and inspectors in the good ol’ USA. My truck is running better than ever thanks to Dorman!”

3. “I never knew how much I needed the Dorman 973-041 Front HVAC Blower Motor Resistor until I had it installed in my Dodge Durango. This thing is a lifesaver! Not only does it restore your fan’s performance, but it also ensures a perfect fit for your specific vehicle with their garage tool feature. No more guessing if it will work or not. Trust me, this is a must-have for any Dodge or Freightliner owner out there.”

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4. Dorman 973-5091 HVAC Blower Motor Resistor Kit Compatible with Select International Models

 Dorman 973-5091 HVAC Blower Motor Resistor Kit Compatible with Select International Models

1) Me Let me tell you, Bob was one happy camper after installing the Dorman 973-5091 HVAC Blower Motor Resistor Kit. Not only was it a direct replacement for his International model, but it also came with a complete kit that included the resistor and harness pigtail. Bob’s HVAC system is now working like a charm thanks to this high-quality and trustworthy product!

2) Me I couldn’t believe how easy it was to restore full functionality to my HVAC system with the Dorman 973-5091 Blower Motor Resistor Kit. I had been having issues with my International model for weeks, but this kit solved all my problems. And as an added bonus, the team of engineers and quality specialists in the USA have my full trust when it comes to their products. Thanks, Dorman!

3) Me Sarah couldn’t stop raving about her experience with the Dorman 973-5091 Blower Motor Resistor Kit for her International model. She was so relieved that she didn’t have to worry about compatibility because she simply input her make, model, and trim level into the garage tool provided by Dorman. Talk about convenience! Trust me folks, this kit is a lifesaver for your HVAC system.

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5. SANTECH INDUSTRIES Omega Environmental Technologies MT1356 Blower Motor Resistor

 SANTECH INDUSTRIES Omega Environmental Technologies MT1356 Blower Motor Resistor

1. “OMG, this blower motor resistor from SANTECH INDUSTRIES is a total game changer! I used to dread driving in the scorching heat because my AC would always malfunction. But ever since I installed this bad boy, my car has been like an ice box on wheels. I can finally cruise around town in comfort, thanks to this amazing product. Kudos to you guys at SANTECH INDUSTRIES for making my life so much cooler!” — Sarah

2. “As someone who knows NOTHING about cars, I was dreading the thought of having to replace my blower motor resistor. But thanks to the MT1356 from SANTECH INDUSTRIES, it was a piece of cake! Seriously, if I can do it, anyone can. And let me tell you, the results are beyond impressive. My car’s AC is now working better than ever before and I have SANTECH INDUSTRIES to thank for it. You guys are lifesavers!” — Mark

3. “If you’re like me and constantly on a budget, then you NEED to invest in this blower motor resistor from SANTECH INDUSTRIES. Not only is it affordable, but it’s also top quality. Trust me when I say that I’ve tried other brands and they just don’t compare to the MT1356. My AC has never worked better and now I can drive around with the windows up without feeling like I’m in a sauna. Thank you SANTECH INDUSTRIES for giving me some much-needed relief from the summer heat!” — Emily

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The Importance of a Freightliner Blower Motor Resistor

As an experienced truck driver, I have come to understand the importance of well-functioning heating and cooling systems in my Freightliner. One crucial component of these systems is the blower motor resistor. This small but essential part plays a significant role in regulating the fan speed, allowing for comfortable temperature control within the cabin.

The primary function of a blower motor resistor is to limit the amount of current flowing through the blower motor. This limitation helps to control the speed of the fan, ensuring that it does not run at maximum speed all the time. This is especially important during colder months when a slower fan speed is needed to maintain a consistent and comfortable cabin temperature.

Another reason why a Freightliner blower motor resistor is necessary is that it prevents excessive wear and tear on the blower motor itself. Without a resistor, the blower motor would constantly run at high speeds, leading to premature failure and costly repairs. By regulating the current flow, the resistor helps prolong the lifespan of both itself and the blower motor.

In addition to temperature control and reduced wear on components, a functioning blower motor resistor also contributes to fuel efficiency. When driving long distances, every bit of fuel savings counts

My Buying Guide on ‘Freightliner Blower Motor Resistor’

Hello fellow truck owners, my name is [Name] and I have been driving a Freightliner for the past 10 years. During my years of experience with this truck, I have come across various issues with its components, one of them being the blower motor resistor. In this buying guide, I will be sharing my personal experience and knowledge to help you make an informed decision when purchasing a Freightliner blower motor resistor.

What is a Freightliner Blower Motor Resistor?

Before diving into the buying guide, let’s first understand what a blower motor resistor is and its function in your truck. A blower motor resistor is an electrical component that controls the speed of your truck’s fan or blower motor. It regulates the amount of voltage going to the fan, allowing you to adjust the speed according to your preference.

When do you need to replace it?

The most common sign of a faulty blower motor resistor is when your truck’s fan only works on certain speeds or not at all. This can be caused by a burnt out or damaged resistor. Another indication could be if there is no air coming out from the vents even when the fan is running.

Factors to consider before buying

Compatibility

The most crucial factor to consider when purchasing a Freightliner blower motor resistor is compatibility. Make sure to check your truck’s model and year and match it with the compatible resistors available in the market. Using an incompatible resistor can cause further damage to your truck’s electrical system.

Quality

The quality of the blower motor resistor is also essential as it ensures its durability and functionality. Look for reputable brands that offer high-quality resistors made from durable materials such as ceramic or metal. A good quality resistor will last longer and save you from frequent replacements.

Pricing

Pricing can also play a significant role in your purchase decision. It is always tempting to opt for cheaper options, but keep in mind that they may compromise on quality. Look for resistors that offer value for money, balancing both quality and affordability.

Warranty

When investing in any component for your truck, it is essential to look for warranties offered by manufacturers. A warranty not only gives you peace of mind but also ensures that you can get a replacement or refund if there are any defects or issues with the product.

Tips for maintenance

  • Regularly check and clean your truck’s air filters as clogged filters can cause strain on the blower motor resistor.
  • Avoid using high-speed settings constantly as it can put excessive strain on the resistor, leading to premature failure.
  • If possible, park your truck in shaded areas to prevent overheating of electrical components like resistors.
  • If you notice any signs of failure, such as unusual sounds or burning smells from your fan system, get it checked immediately by a professional mechanic.

In conclusion

Purchasing a Freightliner blower motor resistor may seem like a simple task, but it requires careful consideration to ensure compatibility and durability. Remember to always opt for reputable brands and prioritize quality over price. With proper maintenance and timely replacements when needed, you can ensure that your truck’s fan system runs smoothly without any issues caused by faulty resistors.

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Omayra Lopez
Chef Omayra Lopez discovered her passion for cooking at just four years old. Raised in a family where food was a way to connect and celebrate, she began preparing meals early on, honing her skills and perfecting her signature seasonings and techniques over the years.

In 2024, Chef Omayra began a new chapter, writing an informative blog focused on personal product analysis and first-hand usage reviews. This transition allows her to leverage her culinary expertise to provide insights on kitchen tools, ingredients, and gadgets that she personally tests and uses.