In the past two months we've covered most of the emission systems that have appeared on recent automobiles. This month we'll conclude our discussion of these systems with those devices designed to ...

Vehicle emissions testing remains one of the primary tools used across the United States to reduce air pollution, but the ...

Hondas are known for their reliability, but like any other complex machine, they can run into the occasional issue. One of these is the dreaded "Check Emission System" or "Emissions System Problem" ...

Carrier Transicold's engine emissions system (EES), capable of reducing particulate matter from reefer unit exhaust by more than 98%, has received conditional verification from the California Air ...

Emission control systems in modern cars have slashed air pollutants such as particulate matter and nitrogen oxides. But these systems face two major challenges: carmakers cheating on pollution tests ...

The move came on the heels of an EPA memo affirming Americans' right to repair their diesel-powered machinery.

To most of us, emission control systems are some sort of "black art" devices that have been forced upon us to rob performance and ruin gas mileage, but that's really not the whole story. Air pollution ...

For our industry, the year 2027 means meeting lower NOx standards while using less fuel. Under old diesel design rules, this would be quite problematic because NOx forms at the high cylinder ...