i have replaced cam & crank sensors,mass airflow ,plugs & air filter but it still stalls,sometimes the rev counter drops to about 500 rpm then stalls, other times it picks back up and continues to run . it is the 2ltr ecotec petrol engine
idle control valve is a common problem on vectras, sounds like it could need cleaning
allvxl.co.uk
May 2008
hi,air flow meters even when new have a high percentage failure rate,i reckon the new one you fitted could be faulty as it does sound like a typical air flow problem
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