if your from the southeast youll know its been snowing lately so you might have noticed the same sound from the engine its like a high pitched whistle i didnt know if this is just the turbo on the tjet or if theres a problem it only happends when its cold outside?

Yes, im from bexhill and i think you will find it is just the turbo whistling away to itsself lol so nothing to worry about there matey
ben

Its turbo whistle they all do it

Whistle while you work, Hitler is a twerp, hes half barmy, so's his army, whistle while you work.