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 ...

Modern diesel cars, trucks and SUVs have selective catalytic reduction (SCR) systems to reduce exhaust pollutants and meet emissions standards. These systems work by injecting diesel exhaust fluid ...

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 ...

The Cold Weather Diesel Reliability Act would require the EPA to authorize manufacturers to suspend engine derates and ...

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 ...

Regardless of the Volkswagen diesel emissions scandal that’s still reverberating in government houses and law courts around the globe, diesel engines have made inroads into light trunk and passenger ...

Diesel Exhaust Fluid has an expiration date, after which it becomes far less effective and can even damage your engine. Here's what you need to know.

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 ...