Almost two million diesel drivers could be in line for £4,000 each after car manufacturers allegedly cheated on clean air ...

Heavy-duty trucks account for a quarter of U.S. on-road vehicle energy consumption, despite representing only 1 percent of on-road vehicles. They also burn highly polluting diesel fuels and ...

Audi is nearly out of time regarding the removal of illegal software from diesel vehicles, as per the deadline imposed by Germany’s KBA motor vehicle authority. The KBA warned Audi that it would face ...

With almost 3 million miles on the odometer, this Mercedes sedan proves just how durable a diesel engine can be.

FRANKFURT, Germany (AP) — Germany prosecutors have fined automaker BMW 8.5 million euros ($9.66 million) for lax oversight in installing defective engine software that led to excessive diesel ...

DETROIT/WASHINGTON (Reuters) - A popular diesel engine management program used by several top automakers, including Volkswagen AG, was not preprogrammed to detect when a vehicle was undergoing ...

Ford Motor Co. rigged at least 500,000 heavy-duty trucks to beat emissions tests, drivers allege in a lawsuit filed Wednesday. The suit adds Ford to the tally of automakers linked to diesel-cheating ...