Both banks lean 3.8; 2001 windstar

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10-19-2011, 09:23 AM

UncleRock

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Both banks lean 3.8; 2001 windstar

Any one have the vac diagram?

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11-04-2011, 10:00 PM

F100classics

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I would say the upper intake maifold's "isolator bolts"'. The rubber around them gets hard over time and won't seal the intake from unmetered air. I made vacuum leak till I changed those bolts.

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