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.

CINCINNATI (CN) — Clean diesel truck buyers argued Thursday that their fraud and deceptive trade practices claims against GM for the use of a "defeat device" to pass emissions tests are not preempted ...

When the temperature drops into the negatives, your vehicle faces several challenges. Cold weather thickens engine oil, saps ...

Jeffrey D. Gaskin helps department apparatus committees get ahead of the curve regarding vehicle specification in relation to ...

As cars get ever more complex, the process of looking after them аlso does. Wind the clock back a good number of decades, and so long as you threw some fresh oil in the vague direction of your hood, ...

Built on its long-running Heavy-Duty Engine Platform, Daimler Truck North America’s new Gen 6 diesel engines utilize a novel ...

Racing towards sustainability, the majority of green solutions providers work in the same direction, focusing on future fuels. While this happens, millions worth of legacy diesel engines, capable of ...

Some folks impacted by the L87 engine recall should now be running an updated oil spec, which has us wondering - how's your ...

Detroit Gen 6 engines debut with new DD13, DD15, and DD16 options designed to meet EPA 2027 emissions standards.

In the realm of internal combustion power, diesel engines are typically reserved for the heavy stuff. Over the last several decades, every semi-tractor you've seen on the road has boasted some form of ...

The federal government said it's no longer going to pursue criminal charges for tampering with emissions equipment. But civil charges are still on the table. The U.S. Department of Justice has ordered ...

Accelerate your tech game Paid Content How the New Space Race Will Drive Innovation How the metaverse will change the future of work and society Managing the ...