Add Yahoo as a preferred source to see more of our stories on Google. (Photo: Jim Allen/FreightWaves. Diesel Exhaust Fluid pumps like this one have become a lifeline and a headache for truckers — and ...

Semi trucks need a lot of power to carry their cargo on the road. That's why it can be a huge problem for the driver if it ...

Diesel owners who have wrestled with warning lights, sudden power loss or even complete shutdowns tied to diesel exhaust ...

The bar for ELP compliance "should not be withheld" from truckers: CVSA Senate bill would require EPA to authorize prevention of engine shutdowns and power reductions due to emissions control ...

Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't do well in the cold; here's why.

Manufacturers' required DEF derates will soon be less severe. Current equipment may enter limp mode and slow to 5 mph, or stop altogether until a DEF fault is cleared. The EPA's new guidance for ...

For more information, please see EPA’s Diesel Exhaust Fluid. Since 2010, most on-road diesel trucks and many types of nonroad ...

The Environmental Protection Agency is changing regulations about diesel engines that could help Oklahoma farmers and truck drivers. The rules have to do with Diesel Exhaust Fluid. The EPA began ...