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Old 11-08-2003, 12:18 PM   #7
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Join Date: Sep 2003
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Location: Buckley, WA
What I Drive: 2005 ST

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I really don't think your rough running is because of the oil. There are so many things that can cause that. Like any one of the numerous sensors, or even dirty fuel injectors. a gummed up MAF will do that too
ST crew #18
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