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

Sick of DEF failures shutting you down? EPA is pushing changes that could reduce disruptions caused by faulty sensors.

One of the many things we love about running a diesel engine is how long it will run. You can pack in a lot of mileage without needing major repair - as long as you take care of the motor and keep ...

The move follows a February action seeking to end diesel derates. EPA cited the Small Business Administration as saying its ...

Shell Rotella has introduced its own Diesel Exhaust Fluid, designed for on-highway medium- and heavy-duty trucks as well as off-highway construction equipment and trucks. Shell Rotella has introduced ...

HOLLY, Mich., March 13, 2024 /PRNewswire/ -- Rislone introduces DEF Crystal Clean™ Diesel DEF & SCR Emissions System Cleaner. This one-of-a-kind product scrubs away crystal contaminants from the ...

This story appears in the June 13 print edition of Transport Topics. The Environmental Protection Agency last week updated its guidance for certification of heavy-duty truck engines using selective ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

Prestone Command diesel exhaust fluid (DEF) is a colorless, odorless, nontoxic and nonflammable liquid solution consisting of 67.5% demineralized water and 32.5% high-quality automotive-grade urea. It ...

You’re gazing idly at the landscape when a yellow light on the dash winks on, spoiling the serenity: Your diesel particulate filter (DPF) needs attention. In most situations, the warning doesn’t ...

When it comes to reducing the nitrogen oxide (NOx) emissions of diesel-burning commercial vehicles, selective catalytic reduction (SCR) is firmly in place as today’s technology. And these systems are ...

Since 2010, diesel-powered on-highway trucks in North America have been using selective catalytic reduction (SCR) as an exhaust after-treatment technique to control nitrogen-oxide (NOx) emissions. And ...