Stellantis has reportedly agreed to plead guilty to criminal conspiracy charges relating to emissions requirements on over 100,000 diesel-powered Ram and Jeep products sold in the United States. Fiat Chrysler Automobiles (FCA) was previously on the hook for $800 million in civil penalties over a so-called “defeat device” equipped to the automaker’s 3.0-liter turbo-diesel engine. Allegations began in 2017 as regulators were hunting for compliance violations in the wake of Volkswagen’s massive emissions scandal from a couple of years earlier.

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The university that sparked the emissions wildfire under Volkswagen has turned its testing equipment on Fiat Chrysler’s 3.0-liter EcoDiesel vehicles. The results aren’t pretty, especially for those with diminished lung capacity.

West Virginia University researchers who tested tailpipe emissions in real-world driving conditions claim the Ram 1500 and Jeep Grand Cherokee EcoDiesels, singled out by the Environmental Protection Agency in January for excess pollution and unauthorized emission control devices, are indeed quite harmful to air quality. The university plans to detail its findings in a report to be published within weeks.

FCA, which proved unable to sidestep the EPA’s wrath or a lawsuit from the U.S. Department of Justice, has spoken out against the university’s methods. (Read More…)

To most North American consumers, diesel is an exotic powertrain option, full of promise when it comes to torque and efficiency. It rarely delivers on the promise.

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