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Old 11-23-2021, 08:42 PM   #5
Making Volvo Parts Fit
lookforjoe's Avatar
Join Date: May 2008
Location: Rockland County, NY

If none of the new parts made any difference, were they all OEM supplier parts?

Doesn't seem likely the fuel pump would cause a rich at idle symptom, though.

Leaking CS valve could load it up at idle.

My XR July2013 - 446AWHP @ 8K rpm C30 AWD conversion Feedback Thread
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