Several times a day, when I am accelerating, my 2012 TDI bogs down for a second or two like it is about to stall. Could be the engine or transmission. It's scary, because someone might run into me if I can't rely on the acceleration while turning or pulling out onto a road. Does anyone else...

I have a 2005 Touareg V8 with about 55K miles. Yesterday it started acting up. When I accelerate, the car feels sluggish, almost like it's about to die. When going at 60 mph, it decelerates and downshifts automatically from D6 to D4. Separately tonight the brake lights come on while the car is...

Hi all, I thought you might be interested in my valve block issues on my 2004 V10 Touareg (which I have owned from new). I don't drive the car hard and it has just completed 62,500 miles. I have had an intermittent issue with harsh downshifting for about 6 months. This occurs mainly from 5...