The polarizing 6.0 Liter Power Stroke was supposed to rise to the top of the segment, instead it's many problems caused its fall from grace.

The 6.7 Powerstroke CCV reroute is a common topic among diesel owners seeking improved engine cleanliness, reliability, and long-term performance.

About 630,000 Ram truck owners may qualify for $1,000. Cummins is bribing drivers to complete a diesel engine recall. If the engines aren’t repaired, Cummins faces massive fines, so it’s getting ...

Both Cummins and Ford offer 6.7-liter diesel engines. They share a few similarities, but those don't go much further than their displacements.

Over a year ago, Cummins agreed to pay $1.675 billion after the EPA found its 6.7-liter diesel engine let too much nitrogen oxide slip through in real-world driving. In short, they pollute the ...