passing probs

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01-28-2009, 11:13 AM

phillyFX4

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passing probs

have a 2006 F250, 5.4L.....on the rare times I try to pass another vehicle at around 70 mph my engine really starts acting up, stuttering, gagging, not smooth at all.....any ideas? it has 40K

thanks

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01-28-2009, 01:16 PM

ManualF150

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Sounds like a COP or plug issue.

Last edited by ManualF150; 01-28-2009 at 01:23 PM. Reason: Got rid of sig...

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