Emissions inspectors Preston Matheson and Shane Worden walk around a 2007 Isuzu NPR at the Davis County Testing Center in Kaysville on Tuesday, Feb. 3, 2015. The Isuzu was tested with a snap idle test ...

Psst. Hey, you. Yeah, the one who used to drive a Volkswagen diesel. Chevy would like to have a little chat. Smelling an opportunity in the wake of VW’s emissions scandal and the German brand’s very ...

DETROIT -- The U.S. Environmental Protection Agency plans sweeping changes to the way it tests for diesel emissions after getting duped by clandestine software in Volkswagen vehicles for seven years.

When a major lobbying group issues a statement replying to an academic study the same day that study first hits the media, you know it's major. On Monday, the Diesel Technology Forum responded to an ...

A European environmental group issued a report earlier this month that suggested other automakers in addition to Volkswagen and Audi may use software or other technology to enable their diesel ...

BMW has reiterated that its exhaust treatment systems on its diesel engines are active whether rolling on the test bench or driving on the road. Numerous automakers are under the microscope now that ...

Three years ago, Volkswagen announced that it was testing two different types of renewable diesel fuel in a pair of its TDI diesel-engined cars sold in the U.S. Now, the company says it has finished ...

An advisory committee with the Weber-Morgan Health Department will again approach the board of health next week trying to make the case for a diesel emissions testing program. The proposed tests for ...

Dieselcraft Fluid Engineering has introduced its Fuel Test #W-1, an early warning system to test for 200 ppm suspended water in diesel fuel, jet fuel, kerosene and gasoline. “It tells you water is ...