As convenient as it might be to burn VW at the stake for this as the "sacrificial lamb", that misses the point. Because VW ain't the only ones who engage in th

As convenient as it might be to burn VW at the stake for this as the "sacrificial lamb", that misses the point. Because VW ain't the only ones who engage in these kinds of tactics, by now it seems like it's some kind of "open industry secret" how manufacturers try to get the best measuring results during environmental testing for those good ratings, which directly translates to good marketing.