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Studder Problem

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Old Jun 24, 2007 | 02:51 PM
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taylorrobinette's Avatar
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Studder Problem
I have a 1999 F150 4.2L V6 with 150,000 miles. Anytime I am to go over 1800 RPM starting off the engine studders. Sometimes the AVS light comes on. Any ideas?
 
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Old Jun 24, 2007 | 02:59 PM
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MmmBuckles's Avatar
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From: Huntsville/Cypress, TX
take it to autozone and run a diagnostic on it, c if its throwing any codes
 
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Old Jun 25, 2007 | 02:33 AM
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mine was doing that turns out i had a misfire in cylinder one...
 
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Old Jun 25, 2007 | 02:43 AM
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From: mass.
had same symptom on my 4.6 misfire cylinder 1. its a small studder right?? just enough to notice it, but then when u accelerate it cant really tell right??
 
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Old Jul 13, 2007 | 12:52 PM
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Yeah, its a very noticeable. The only time it does not run rough is when I go VERY easy on the acceleration.
 
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