Three failed 5th-gen Cummins engines were torn down, and the same core problem kept surfacing – just in different forms.

In 2016, Nissan introduced a Cummins-powered engine option for the Titan pickup truck, a model that had already earned a lukewarm reception from full-size truck buyers. After a brief and troubled ...

A deep dive into the strengths and common issues of the legendary 5.9 Cummins 24-valve diesel engine. What makes this engine ...