When addressing the absence of clean diesel automobile options in the U.S. market, one of the most frequent objections raised by automakers is the price difference between gasoline and diesel engines.

1. All new for 2012 the latest generation Mercedes M-Class is available with four engines, a 302 hp V6 powered ML350, a 402 hp twin-turbo V8 powered ML550, a 518 hp twin-turbo V8 ML63 and out diesel ...

Back in July, our man Bowman got his first chance to drive the new Mercedes M-Class in the wilds of Montana, and he came away particularly impressed by the ML350 BlueTEC 4Matic. It’s great news that ...

If you haven’t driven one in a decade or so, forget what you thought you knew about Rudolf Diesel’s 1883 invention — that diesel engines are noisy, smoky, heavy, substantially more expensive to build, ...

The Mercedes-Benz M-Class (W166) is close to celebrate its one year birthday since its official launch in the land of the rising sun. So close, in fact, that the Stuttgart car manufacturer decided to ...