Drivers of VW and Audi models say routine oil top offs masked a larger defect, and now a court will decide what happens next ...

One of the Volkswagen Group’s most widely used engines is at the center of a new class action lawsuit in the United States.

Although Volkswagen has its fair share of reliable models, it's not an auto manufacturer that's necessarily famed for overall reliability. That mixed record extends to its engines; some of these are ...