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Just replaced intake gaskets ran great for a week now misfiring

(1999 Lincoln Navigator)
of Rms Services in Pittsburgh, PA on October 11, 2010
Got p0171,p0174,p0300,p0304,p0307,p0308 have reason to believe my intake has to come back off! Used enrichment but could not see a short term adjustment.
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Popular Answer
on October 11, 2010
Sounds like you have a big intake leak causing the engine to run lean, misfire and set the codes. if you can't find a leak anywhere else, you may have to remove the intake and check your gaskets, etc.
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