Nitrous

The US Environmental Protection Agency has accused a second major car company, Fiat Chrysler, of cheating on its diesel emissions testing by using secret software applications in multiple models. The company’s Jeep Cherokee and Dodge Ram vehicles used “management software” that “increases air pollution” from nitrous oxide for three years, the EPA alleged in a notice of violation issued Thursday. Fiat Chrysler said it was “disappointed” in the citation, and…