Wyoming Sen. Cynthia Lummis (R-Wyoming) has introduced legislation that would effectively undo decades of Environmental Protection Agency (EPA) rules for diesel engines and ban emissions control ...

New York City pizzerias can still bake their pies in traditional wood- and coal-fired ovens, but most of those ovens will now have to come with emission control devices, under a regulation that went ...

Germany’s federal transportation authority, the KBA, has determined that certain F25-generation BMW X3s from the 2010 to 2014 model years used a shut-off device to control the emissions of diesel ...

A blue Dodge Ram 2500 sits in front of its trailer. (Photo by Guillaume Vachey, CC0, via Flickr) SAN FRANCISCO (CN) — A federal judge issued a mixed-bag ruling Tuesday in a class action accusing FCA ...

The U.S. Department of Justice has ordered a recall of 600,000 Ram trucks as part of a settlement that directs engine maker Cummins Inc. to remedy environmental damage it caused when it illegally ...

In case you haven’t been paying attention, Volkswagen is no longer the only auto manufacturer associated with diesel emissions defeat devices. Far from it, actually. The Environmental Protection ...

Imagine finally buying your dream car after years of hard work and driving it every day with pride, only to discover that a device installed in your vehicle is allegedly faking compliance with a key ...

Last month we began our discussion of emission systems by examining various crankcase and fuel vapor control devices, along with throttle and carburetion equipment aimed at reducing automotive exhaust ...