F-250 / Super Duty / Diesel

2007 f250 5.4 3v super sluggish

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Old 12-21-2016, 09:29 PM
bumblebeetuna's Avatar
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2007 f250 5.4 3v super sluggish

I've been having issues with my truck.... whenever i first start it it runs fine

then when it warms up it cuts out big time. Whenever i stop it idles fine, but as soon as i start accelerating it cuts out pops and backfires its pretty embarrassing at a stop light.
It takes awhile to build up speed until it hits about 2500 rpms then it starts getting spurts of power(cutting out and crap) as long as i can keep the rpms up it does alright but i gotta get it fixed before i get run over
I've changed out the fuel pump/filter, MAS, fuel pump driver module, spark plugs, coils, injectors, fuel pressure sensor, cleaned the throttle body but to no avail...... could it be out of time? thanks for reading
 
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Old 01-04-2017, 06:54 PM
beechkid's Avatar
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Time to check for codes and do real diagnostics....could be many items of combination of...including clogged cats!
 




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