Diesel Exhaust Fluid (DEF) systems are vital for cutting harmful NOx emissions in modern diesel engines, but failures can lead to costly downtime and power limits. Issues like frozen tanks, clogged ...

There is plenty of misinformation swirling around, so here is what you need to know to sort fact from fiction.

Diesel owners who have wrestled with warning lights, sudden power loss or even complete shutdowns tied to diesel exhaust fluid systems may finally be getting some relief. The U.S. Environmental ...

Diesel engines are known for several things. Power and torque are the biggest attractions, but there is another attribute that drivers like. They can rack up a lot of mileage without needing major ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

The Environmental Protection Agency issues new right-to-repair guidance clarifying how the Clean Air Act applies to non-road diesel equipment, a move EPA Administrator Lee Zeldin says is intended to ...

The Environmental Protection Agency is requiring 14 major diesel engine manufacturers to provide detailed information about diesel exhaust fluid system failures that have affected farmers and truckers ...

Since 2010, diesel-powered on-highway trucks in North America have been using selective catalytic reduction (SCR) as an exhaust after-treatment technique to control nitrogen-oxide (NOx) emissions. And ...

I recently read a pretty startling statistic—in the next year, the off-highway engine market will consume about 20 million gallons of Diesel Exhaust Fluid (DEF). In the next five years that number is ...

Nebraska Attorney General Mike Hilgers supports the EPA announcement regarding DEF system failures. "Consumers have the right to repair their diesel equipment to ensure they function properly and ...