(AP) — General Motors on Thursday denied allegations made in a lawsuit that the company’s full-size diesel pickup trucks cheat on emissions tests. The lawsuit filed by lawyers for two truck owners in ...

A number of Daimler employees are allegedly being investigated by German prosecutors over diesel-manipulation allegations. Bloomberg claims to have received word from a source close to the matter that ...

Researchers from Bochum, Germany, and San Diego, California, say they’ve found the precise mechanisms that allowed diesel Volkswagens and Audis to engage or disengage emissions controls depending on ...

I don't understand why they don't test the car on the road, where it will be driven.....Our testing procedures have obvious holes in them because they aren't real conditions. Of course they will be ...