Chech your intake system,pay attention to splits/cracks in intercooler hoses and pipes and the intercooler itself,also remove intake pipe on turbo and check for play in impeller,check filters are in good condition, other than that a scan for faults would be the way to go,good luck.
Cdc
August 2015
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Hello plase help I have...2004 Vauxhall Vectra cdti SRI ?
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