too lean or rich???

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07-23-2007, 04:13 PM

sampsonite

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Join Date: Jul 2007

Posts: 2

too lean or rich???

my 2000 auto tibby is either running too lean or rich. when i hit the throttle it puts out a bunch of black smoke out the exhaust. i have no idea how to change that on this car so help please..

07-24-2007, 02:18 PM

Doohickie

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Join Date: Feb 2006

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Posts: 866

RE: too lean or rich???

It's probably a bad sensor. Are you getting any Check Engine Lights? If so, find out what the CEL codes are; that should help you figure it out.

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