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Old Feb 2, 2010 | 08:19 PM
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kockblock89
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need help
i have a 03 f250 5.4 4x4 i got it with 70k on it it only has 2 o2 sensers right after the headers no cat and it is straight piped i get about 5mpg all the time just wondering what is wrong
 
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Old Feb 4, 2010 | 04:00 PM
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Are you getting any DTC's (codes) from the ECM?
 
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Old Feb 4, 2010 | 07:09 PM
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none at all my reader just says 02 sencer number 2 is not compleateing its cycle also it dose not have egr on it
 
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Old Feb 5, 2010 | 01:41 AM
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Furian
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I'll have to "BUMP" this thread in the hope that other FTE members can assist you...sorry.

BTW, welcome to FTE!
 
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Old Feb 9, 2010 | 08:48 PM
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Do you have different height tires than stock? Is 5 mpg an exaggeration? Did the bad mileage happen after you straight-piped it?
 
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