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

Washington, DC, April 07, 2026 (GLOBE NEWSWIRE) -- Selective Catalytic Reduction (SCR) systems and the use of diesel exhaust fluid (DEF) have drawn renewed attention across the agricultural, trucking, ...

Farmers gain relief as EPA eliminates DEF sensor rules, cutting costs and reducing equipment failures during critical ...

Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't ...

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 ...

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the ...

Environmental Protection Agency Administrator Lee Zeldin has announced that EPA has removed the requirement that diesel equipment contain Diesel Exhaust Fluid (DEF) sensor equipment. EPA announced the ...

On the heels of clarifying farmers’ right to repair their own equipment, EPA is escalating pressure on diesel engine manufacturers over ongoing Diesel Exhaust Fluid (DEF) system failures the ...

Wyoming Farm Bureau Federation President Todd Fornstrom testified Wednesday before the U.S. Senate Environment and Public ...

EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment: EPA appeared first on FreightWaves.

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 ...