EPA demands DEF failure data from diesel makers. Investigation could force recalls and software fixes for engines already on U.S. roads. 30-day deadline set.

Iowa House lawmakers heard public comments on and voted to advance bills Tuesday that would create regulations for shellfish farms, prohibit lawsuits related to greenhouse gas emissions from ...

CSX will buy 100 new locomotives, upgrade 50 more and purchase a site of digital services in a $670 million deal with Wabtec ...

Even if you don't plan on ever owning a car with a diesel engine, you may still want to know how they compare to gas engines ...

After years of rebuilding, redesigning, and reengineering nearly every component, Monster Max 2 is finally moving under its ...

The company's addition to VIPAR Heavy Duty expands the network with seven U.S. locations and deep diesel expertise in turbochargers, fuel systems and emissions components.

Ford has plenty of V6, V8, and i4 engines to its name, but only one straight-five.

Firefighters in York County tackled a blaze involving multiple vehicles at a diesel repair business.

By Tim Hepher and Rajesh Kumar Singh SINGAPORE, Feb 13 (Reuters) - GE Aerospace technician Suresh Sinnaiyan has spent more than a decade repairing jet‑engine compressor blades by guiding them across a ...