under acceleration the truck bogs, but if u let off it will smarten up and go good again

2005 FORD F-250
230,000 MILES
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SSCRIVEN
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on the hwy if you punch it, the truck bogs right out, the check engine light flashes, but if you let off on the throttle, it clears up and runs ok. i have had it scanned lots of times, and the only thing that comes up is running lean. any suggestions
Jan 13, 2012 at 11:08 PM
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