check engine light 99 ranger

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Oct 16, 2007 | 10:24 AM

dwight

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Joined: May 2007

Posts: 4

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check engine light 99 ranger

The reader shows P0455 large leak detected. We found pcv valve bad but soon the light returned. I must be missing the obvious. Anythoughts would be helpfull.4.0 engine,standered trans.

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