Maniac said:It wasn't a whistle it was a fluttering noise around the top of the A pillar right near my ear. Only at 70+ and worse in crosswinds. All sorted now. Gearbox (auto) was lumpy but software updates sorted that mpg is certainly not great in the petrol but the main reason I went petrol is that it's quiet. Possibly the quietest car I've ever been in. Add in air suspension and it's a cocoon to drive me back and forth. Entirely the other end of the spectrum to the Z4