01 f550 runs ruff till completely warmed up - Ford Powerstroke Diesel Forum

 
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post #1 of 3 Old 02-24-2010, 03:23 AM Thread Starter
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01 f550 runs ruff till completely warmed up

Hello everyone I'm the new guy
Well heres my problem Truck used to start and run perfect morn till night now in the morning cold engine I start truck cranks a little different than before but starts then runs really ruff till engine is fully warmed up then is ok all day it's like 70degress in the morning no mods all stock only boost gauge and egt gauge My boost gauge won't boost past 15lbs ever Has little power Egt never pass 12 has 150000miles now. I change oil every 4000miles motorcraft new alt batt Been told glowplugs or injectors this is my personal tow truck Im a one man emergence road service so this truck feeds my family any help
thanks Peter
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post #2 of 3 Old 02-24-2010, 04:18 AM
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I'd test to see if glow plugs are getting any power. Then check to see if any plugs are shorted or open. It may be glow plugs.

-John
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post #3 of 3 Old 02-24-2010, 04:57 AM
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mine just had this same problem,bad injector or two.

06 250 with 4 inch skyjacker lift
20 inch xd monsters w nitto mud grapplers 35s
pioneer 6 disc dvd touchscreen w 2 tvs in the headrests jl audio 450-4 and jl 1000-1 for the sound system pushing 2 memphis 10 inch subs behind rear seat in a custom box,
airraid cold intake
sct with djs looney tune
also lots and lots of chrome goodies
train horns with built in air compressor the best add on for any truck mbrp 4 inch straight pipe exhaust with 6 inch tip.
zoo dad mod.
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