2002 Vauxhall Vectra knocking and water loss

Car: Vauxhall Vectra
Year: 2002
Variant: 2.0 dti
Categories: Running Rough, Starting & Power Loss
when driving slow its fine runs ok and dont overheat but when you put foot down it blows the water out the expansion tank and makes this taping noise tap tap tap only when the turbo kicks in on high revs
any answers
thanks
Posted: Feb 6, 2010 (14 years ago)
sounds like pinking and over boosting have this check out asap or will be very costly in the long run and may have early signs of the headgasket on its way have this checked out to
Posted Feb 11, 2010 (14 years ago)

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