Possible retrofits in Germany for dirtiest diesels could cost carmakers more

Volkswagen TDI diesel vehicles owned by Phil Grate and family, Seattle, WashingtonThese are not good times for the makers or owners of diesel cars, particularly in their European stronghold, where on average half of all new vehicles had been sold with diesel engines. Strict new real-world emission tests have proven hard to meet, consumers are starting to shy away from buying new diesels, and the values of used cars with diesel...