HOLLY, Mich., April 16, 2025 (GLOBE NEWSWIRE) -- A diesel truck, car or SUV that is losing power and fuel economy, shutting down unexpectedly, and/or has a DEF warning light illuminated is probably ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

Diesel, once a bastion of the future and a savior of fuel economy, has found itself in a very different place since the industry-shaking Diesel Gate incident of 2015. It went from what was seen as the ...

HOLLY, Mich., Nov. 18, 2025 (GLOBE NEWSWIRE) -- Most drivers know the consequences of running out of fuel: The car or truck will stop running, and they’ll be stranded. But what many don’t realize is ...

One of the many things we love about running a diesel engine is how long it will run. You can pack in a lot of mileage without needing major repair - as long as you take care of the motor and keep ...

The U.S. Environmental Protection Agency is working to fix a long-standing headache for diesel truck and equipment operators: power cuts triggered by low diesel exhaust fluid levels. New rules will ...

DES MOINES, Iowa (IOWA CAPITAL DISPATCH) - U.S. Environmental Protection Agency Administrator Lee Zeldin announced guidance Tuesday for engine and equipment manufacturers to prevent sudden shutdowns ...

If you regularly drive a modern-day diesel-powered vehicle, chances are, you know what Diesel Exhaust Fluid (DEF) is. A crucial component used by most modern vehicles with diesel engines, DEF — which ...

The MarketWatch News Department was not involved in the creation of this content. HOLLY, Mich., April 16, 2025 (GLOBE NEWSWIRE) -- A diesel truck, car or SUV that is losing power and fuel economy, ...

DEF is a key component in lowering pollutants emitted from diesel engines, helping to reduce harmful emissions. Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations ...