Under certain conditions, the water in DEF can evaporate, leaving behind white crystal urea deposits. Over time, these crystals can build up, clogging system components and interfering with normal ...

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 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 ...

A contributor to CarBuzz since April 2025, Ben also was a finalist in The Intercooler Young Writer Compition in 2021, has done a placement with AutoCar, and runs his own independant automotive blog.

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 ...

Diesel exhaust fluid (DEF) is not volatile—it’s noncombustible, nonhazardous and not a pollutant—but if contaminated or improperly managed, it can have significant consequences for engine emissions ...

Diesel Exhaust Fluid (DEF) is a crucial component in modern diesel vehicles, introduced to comply with US Environmental Protection Agency (EPA) regulations that began in 2010. It's a solution made up ...

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 ...

[Stay on top of transportation news: Get TTNews in your inbox.] The Environmental Protection Agency is directing truck manufacturers to revise software in new and existing trucks to prevent engine ...

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 ...