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 ...

Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

There are many advantages that make 5.9L Cummins-powered '98 1/2 to '02 Dodge Rams very desirable trucks—especially from an engine standpoint. First, the engines don't have the killer dowel pin ...

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 ...

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 ...

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 ...

We start this report with a question for do-it-yourself diesel pickup owners who perform all of their truck’s engine upkeep and repair, especially those of you with oil-burners that have more than 100 ...

The first RAM with a Cummins engine under the hood was launched in 1989 and has continued to evolve, now in it's fifth generation. In 2003, the popular heavy-duty truck offered the Cummins third ...