My Dodge Ram 2500 Cummins 4x4 has officially crossed the one-million-mile mark, but that kind of mileage comes with plenty of ...

Cummins is a trusted name in diesel engines. Its oil-burner motos run everything from Ram HD trucks to buses, generators, and heavy equipment. The 6.7-liter Cummins, in particular, built its name on ...

You don't have to be a diesel-head to have heard about Cummins engines. The Indiana-based diesel truck engine manufacturer has outdone itself in developing some of the strongest and reliable engines ...

A deep dive into the strengths and common issues of the legendary 5.9 Cummins 24-valve diesel engine. What makes this engine so loved—and sometimes so frustrating?