Volvo has detected that an emissions control component used in certain markets with stringent emissions standards is degrading more quickly than expected.
The U.S. federal government recently rolled out a proposal to freeze automotive fuel economy and greenhouse gas standards, and a former EPA exec disagrees with the move.
The Trump administration on Thursday revealed its plan to roll back Obama-era standards meant to cut emissions from tailpipes and boost fuel efficiency in cars and trucks sold in the U.S. in the coming years.
Engine maker Cummins Inc. announced it will voluntarily recall 500,000 model-year 2010-15 medium- and heavy-duty trucks to replace a defective catalyst in the emissions control system.
Volkswagen warned that a shortage of engineers is hampering efforts to get its cars to meet new anti-pollution rules, clouding its sales outlook and overshadowing a forecast-beating 23 percent rise in underlying operating profit.
On Monday, Fiat Chrysler and Cummins Inc. were hit with an amended class-action lawsuit stating the companies colluded to develop and conceal no less than two emissions-cheating defeat devices used in pickups.
