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The real meanings behind "permanent" and "lifetime" coolants
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By Clifford Auto Parts
Every time you start your car, accelerate on the highway, or cruise through city streets, there’s a silent genius at work ensuring everything runs smoothly—the Engine Control Module (ECM). While it may not be the most glamorous part of your vehicle, the ECM plays a critical role in ensuring your car performs at its best.
Let’s dive into the world of ECMs to understand why this small but mighty component is so important and how it impacts your driving experience.
What Exactly is the ECM?
The ECM is often referred to as the brain of your car, and for good reason. It’s a sophisticated computer that processes data from various sensors throughout your vehicle. These sensors monitor critical factors like air intake, engine temperature, fuel levels, and more.
The ECM uses this data to make real-time adjustments to ensure your engine runs efficiently. For example, it determines the exact amount of fuel your engine needs and adjusts the air-to-fuel ratio for optimal combustion. Without it, your car would struggle to start, run inefficiently, or even fail to comply with emissions standards.
Why the ECM Matters
It’s easy to overlook something as technical as an ECM, but this little device affects almost every aspect of your driving experience.
Fuel Efficiency
If you’ve ever wondered how modern cars manage to go further on a gallon of gas, the ECM is part of the answer. It fine-tunes fuel delivery to maximize efficiency, saving you money at the pump.
Performance
Whether you’re accelerating onto the freeway or climbing a steep hill, the ECM ensures your engine delivers the power you need when you need it.
Emissions Control
The ECM helps reduce harmful emissions by carefully managing the combustion process. This not only keeps the environment cleaner but also ensures your car meets legal standards.
Diagnostics
When something goes wrong, the ECM doesn’t just sit idly by. It records fault codes that mechanics can use to pinpoint issues quickly. That check engine light? It’s often the ECM trying to tell you something needs attention.
Signs Your ECM Might Be in Trouble
Like any other electronic component, the ECM isn’t immune to wear and tear. If your car is experiencing any of the following symptoms, it might be time to have your ECM checked:
Difficulty Starting: A failing ECM may struggle to regulate fuel delivery, making it hard to start your car. Poor Performance: If your engine feels sluggish or unresponsive, the ECM might not be doing its job. Unusual Fuel Consumption: A faulty ECM can disrupt fuel efficiency, leading to higher costs at the pump. Check Engine Light: While this can indicate many issues, an ECM problem is one possibility. Replacing or Upgrading Your ECM
If your ECM is damaged or outdated, replacing it with a high-quality unit is essential. When choosing a replacement, ensure it’s compatible with your vehicle’s make and model. Investing in a reliable ECM can restore your car’s performance and save you from costly repairs down the line.
Conclusion
The ECM might not be the most visible part of your vehicle, but its impact is undeniable. It’s the behind-the-scenes mastermind ensuring your car runs efficiently, performs well, and meets modern environmental standards.
So, the next time you enjoy a smooth ride or marvel at your car’s fuel economy, take a moment to appreciate the ECM quietly working its magic under the hood. It’s proof that sometimes, the most important things are the ones we don’t see.
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By Counterman
link hidden, please login to view (YTC) announced it has become a lifetime trustee of the University of the Aftermarket Foundation (UAF). YTC President and CEO Jeff Barna, who made the announcement, also has been named to the UAF board of trustees. Since 1986, UAF has provided millions of dollars in scholarships to thousands of students studying for technical and professional industry careers. Among the many benefits
link hidden, please login to view provides are: Support for continued education for industry participants, including the AAP and MAAP certification programs. Support of industry educational initiatives. Provide a recognition platform to honor or memorialize individuals. Highlight industry career opportunities to attract the next generation of industry professionals. Engage industry members to work together for the future. “UAF helps pave the way for the next generation of automotive aftermarket leaders,” Barna said. “
link hidden, please login to view believes in, and is committed to, seeding the industry with future talent. We think it’s important for tire manufacturers, like Yokohama, to consider being involved in this worthy endeavor, and are honored to lay the foundation for others to follow.” “On behalf of the University of the Aftermarket Foundation, we extend our sincere thanks to Yokohama Tire Corporation for their generous support and welcome Jeff Barna to the UAF board of trustees,” said Roger McCollum, MAAP, chairman, University of the Aftermarket Foundation. “By becoming a Lifetime Trustee, Yokohama is demonstrating their commitment to the development of a skilled workforce that can drive industry innovation and service excellence. Their support is not just a contribution, but an investment in the future of the tire industry.”
According to McCollum, donations to UAF benefit:
Students pursuing technical careers in automotive maintenance and repair, collision, heavy duty/diesel, performance or other segments of the industry. Students planning careers in the industry in such fields as engineering, supply chain, IT/cybersecurity, sales, marketing and finance. Suppliers/vendors and other industry organizations through the education of those who work for them through programs like Leadership 2.0. Employees, customers, colleagues, children and friends of industry participants. All members of the motor vehicle aftermarket as UAF helps attract talent and supports multiple industry education initiatives. The post
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By Counterman
link hidden, please login to view (YTC) announced it has become a lifetime trustee of the University of the Aftermarket Foundation (UAF). YTC President and CEO Jeff Barna, who made the announcement, also has been named to the UAF board of trustees. Since 1986, UAF has provided millions of dollars in scholarships to thousands of students studying for technical and professional industry careers. Among the many benefits
link hidden, please login to view provides are: Support for continued education for industry participants, including the AAP and MAAP certification programs. Support of industry educational initiatives. Provide a recognition platform to honor or memorialize individuals. Highlight industry career opportunities to attract the next generation of industry professionals. Engage industry members to work together for the future. “UAF helps pave the way for the next generation of automotive aftermarket leaders,” Barna said. “
link hidden, please login to view believes in, and is committed to, seeding the industry with future talent. We think it’s important for tire manufacturers, like Yokohama, to consider being involved in this worthy endeavor, and are honored to lay the foundation for others to follow.” “On behalf of the University of the Aftermarket Foundation, we extend our sincere thanks to Yokohama Tire Corporation for their generous support and welcome Jeff Barna to the UAF board of trustees,” said Roger McCollum, MAAP, chairman, University of the Aftermarket Foundation. “By becoming a Lifetime Trustee, Yokohama is demonstrating their commitment to the development of a skilled workforce that can drive industry innovation and service excellence. Their support is not just a contribution, but an investment in the future of the tire industry.”
According to McCollum, donations to UAF benefit:
Students pursuing technical careers in automotive maintenance and repair, collision, heavy duty/diesel, performance or other segments of the industry. Students planning careers in the industry in such fields as engineering, supply chain, IT/cybersecurity, sales, marketing and finance. Suppliers/vendors and other industry organizations through the education of those who work for them through programs like Leadership 2.0. Employees, customers, colleagues, children and friends of industry participants. All members of the motor vehicle aftermarket as UAF helps attract talent and supports multiple industry education initiatives. The post
link hidden, please login to view appeared first on link hidden, please login to view.
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By Counterman
A major change is underway for the bottles of engine oils that line the shelves of American auto shops and supply factory and service fill stations.
ILSAC GF-7—the next specification for passenger car engine oils—will see its first license on March 31, 2025. That means all factory and service fill engine oils must deliver new levels of performance across a range of criteria, most particularly fuel economy.
For auto service professionals, it’s worth staying educated on developments like these to best satisfy the wants and needs of your customers. In this article, we’ll explore the new performance requirements of GF-7 in more detail, as well as the science that goes into delivering next-generation performance.
A Focus on Fuel Economy: GF-7 Performance Requirements
The new GF-7 specification requires that next-generation lubricants contribute to enhanced fuel consumption rates, as well as enhanced fuel economy retention over the course of the oil drain. To the average driver, these fuel economy gains will likely go unnoticed. But taken across all cars on the road, they will have a major impact on emissions reduction for the American auto population.
But those aren’t the only new requirements. GF-7 will require lubricants to deliver heightened levels of overall engine protection and will measure the lubricant’s ability to prevent low-speed pre-ignition (LSPI), piston deposit control, and premature timing chain wear over extended periods. These are important attributes. For example, LSPI is a potentially catastrophic problem unique to modern gasoline direct injection (GDI) and turbocharged GDI (TGDI) engines.
The specification calls for advanced performance in several other areas, including deposit control, seal compatibility, wear and corrosion protection, oil pumpability, and catalyst compatibility. Taken comprehensively, the requirements of GF-7 will help to better protect cars on the road while enabling new-model engines to meet their full potential.
Elsewhere, it’s important to note that GF-7 will in fact be split into two separate categories: GF-7A, which covers legacy viscosity grades 0W-20, 5W-20, 0W-30, 5W-30, and 10W-30, and GF-7B, which covers 0W-16, a lower viscosity that some OEMs have specified in new-model vehicles to drive even higher fuel economy benefits than the GF-7A category. For auto service professionals, it’s worth knowing how and when to recommend GF-7B products to customers in conjunction with automaker recommendations.
The Science Behind Performance
To understand the technology that goes into GF-7 performance or other OEM specifications, it’s helpful to understand the anatomy of an engine oil. Formulations are composed of three primary component parts:
Base oil. The base oil is the carrier fluid and delivers basic performance. It makes up the majority of the formulation and is a critical building block for formulating a high-quality lubricant. Additive. This is the key performance enabler, allowing the finished product to meet operational requirements when in use. Viscosity modifier and pour point depressant. This component ensures the final product will deliver consistent flow across a broad range of operational temperatures and climates. These components complement each other to create optimized performance that will need new performance specifications. Generally, engine oil producers will utilize high-quality base stocks blended with additives and viscosity modifiers to deliver the required performance.
There can be some complexities here. Base oil availability and pricing can be inconsistent, and access to the highest-quality options is not always a guarantee for formulators. But by taking advantage of advanced additive technology, engine oil producers can typically meet the required performance standards with a range of available base stocks.
Additionally, elevated additive performance can enable the use of viscosity modifiers (VMs) that help maximize engine durability while achieving the necessary fuel economy requirements of new specifications. Typically, passenger car engine oils are formulated with VMs that maintain a shear-stability index (SSI) of 35. The higher the SSI, the more easily the finished product will shear, contributing to fuel economy gains. Lower SSI VMs, by contrast, may hinder some of those fuel economy gains, but will deliver higher levels of durability. For example, heavy-duty engine oils for commercial trucks are typically formulated using VMs with an SSI of 25.
Higher-performance additives, however, can change those considerations. Top-tier additives enable finished engine oils to achieve higher fuel economy gains in combination with lower-shear (25 SSI) VMs. This means no compromises when it comes to protection and durability while delivering meaningful fuel economy contributions.
GF-7 is nearly here, and it raises the bar for what modern lubricants can contribute to today’s and tomorrow’s vehicles. Ultimately, today’s additive science is the reason engine oils are reaching those loftier performance standards—and that is a positive thing for every car on the road today.
Padu Sreenivas is Product Manager at The Lubrizol Corporation and manages Lubrizol’s North American passenger car motor oil business. He has over 25 years of industry experience and has held numerous positions in technology, testing and commercial roles globally.
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