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 ...

The EPA is escalating its response to consumer complaints regarding DEF system failures, announcing a new investigation aimed ...

Adding diesel exhaust fluid to trucks has become fairly routine, despite some of the anxiety that came along with the debut of this new fluid a decade ago, needed to cut emissions using selective ...

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 ...

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 ...

Diesel Exhaust Fluid (DEF) is a critical part of a modern diesel-powered vehicle’s emission control system. Made of automotive grade urea and de-ionized water (32.5% and 67.5% respectively). It’s ...

Every day, technical support teams at construction equipment manufacturers and dealers get calls from customers covering any number of topics. A common engine-related call involves diesel exhaust ...

With 2020 being dominated by challenges caused by COVID-19, some diesel-powered vehicles have likely been out of service for a long time. This includes buses, motorcoaches, trucks, and other fleet ...

Diesel exhaust fluid (DEF) is nothing new. GM’s Duramax-powered Chevrolet Silverado and GMC Sierra 2500HD and 3500HD pickups have had used the stuff since 2011. So has Ford’s F-Series Super Duty.

For many years, owners of three-quarter and one-ton pickup trucks enjoyed the fact that there was no smog equipment on their trucks. But in 2008 the EPA required diesel particulate filters on all ...