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idle erratic?

vectra 2ltr sri 1996 model engine idles eratic when warm changed plugs and leads any body knonw how to fix proplem
david, June 2008
Check the throttle position sensor. Could be mis-aligned or need replaced. That's at least the most likely problem.

Terry, June 2008
could be idle control valve.

rich, June 2008
link Click here to see other fixes for Vauxhall Vectra 2ltr SRI 1996.