"You have power, you have energy, you have emissions: You get to choose two of them." That's the conundrum facing diesel-engine engineers, as summarized by Don Hillebrand, the director of energy ...

You've probably already of brake fluid, engine oil or windshield washer fluid, but you've probably never heard of refilling or checking AdBlue or clean diesel fluid right? That is, of course, unless ...

This is, apparently, a common problem. The bit I don't get is if this is a problem for non VW engines or if it is only VW. I would serious suggest avoiding VW TDI Bluemotion: repair was £700 and VW ...