The federal agency is demanding failure and repair data from manufacturers to "hold [them] accountable for the continued system failures." ...

Volkswagen is preparing to launch a new "performance-focused" version of the Amarok, a midsize pickup that shares its ...

Although diesel isn't a common fuel type in the United States these days, there are some who still buy diesel trucks because there are some advantages. For starters, new diesel trucks generally pull ...

The Trump administration has issued new guidance on diesel exhaust fluid (DEF) systems aimed at avoiding sudden engine shutdowns that sideline trucks and cost truckers money. U.S. Environmental ...

Here's the story of perhaps the most legendary diesel engine ever made, the Cummins 5.9L.

The law of unintended consequences applies to much more than just reviving Jurassic-age dinosaurs. It also comes into play with diesel trucks: Relying on a diesel rather than a gasoline-powered engine ...

The U.S. Department of Justice on Wednesday announced it's pausing criminal prosecutions of diesel "delete" procedures under ...

Ram announced that the TRX pickup truck — a Ram with a Hellcat engine under the hood — is coming back for the 2027 model year ...

In a move that could reshape enforcement of the Clean Air Act in the diesel truck world, the United States Department of ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

HANOI, Vietnam (AP) — China is replacing its diesel trucks with electric models faster than expected, potentially reshaping global fuel demand and the future of heavy transport. In 2020, nearly all ...

Researchers at the University of Southern California have released an interactive map to show Angelenos how pollution from diesel truck traffic affects neighborhoods and streets across the region.