Fuel injectors are the heart of a vehicle’s fuel system. Because they keep the fuel supply running smoothly, when an injector experiences a problem, the whole engine suffers the consequences. Because ...

The fuel and exhaust systems inside diesel engines work closely together. As a result, fuel- and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system often can ...

In a May 2013 report, “Case Study—Impact of Poor Diesel Fuel Quality on an Urban Fleet,” Cummins Filtration investigated problems with diesel engines in a New York City bus fleet. Complaints ranged ...

The L5P Duramax diesel V8 is what powers heavy-duty work trucks like the 2025 Chevy Silverado 2500 HD and is an amazing powerhouse. It didn't exactly start off that way back in 1984 when GM first ...

If you’re in fleet management or the construction industry, you undoubtedly have machines that run on diesel fuel. In addition to large trucks, more than 75% of all heavy construction equipment uses ...

High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...

This month we will be concentrating on diagnosing a clogged fuel injector using data from a can tool. Diagnosing a clogged injector is not always easy because the symptoms act similar to low ...