Medium and Heavy Trucks

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2006 international 9400i w isx 450! lost! runs fine on flat
2006 international 9400i w isx 450! lost ! runs fine on flat but soon as you start climbing the turbo boost starts flutering … read more
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Scott Anthony
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HS Diploma
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I have a 2016 prostar International 9400 truck,with a
I have a 2016 prostar International 9400 truck,with a cummins ISX engine. I turn off ignition key and truck stays on, gauges turn off with the key. Can u help?… read more
cumminsdr
cumminsdr
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Truck won't start without starter fluid on cool days and
Truck won't start without starter fluid on cool days and even worse on a cold day.... we can get it started with starter fluid on cool days … read more
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Mike Mcmillan
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2008 cummins isx 15 the oil pressure is dropping random, if
2008 cummins isx 15 the oil pressure is dropping random, if i turn off the engine turn back on after 10 sec everything is normal for a random time then again drops, change the oil filter helps for 300… read more
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I have a 2006 international 9200i with the isx 450. What are
I have a 2006 international 9200i with the isx 450. What are signs that the fan clutch is going bad?… read more
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Mike Mcmillan
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Cummins 400 ISl Oil Spray Just picked motorhome up from
Cummins 400 ISl Oil Spray Just picked motorhome up from repair shop after: air dryer filter replaced, turbocharger replaced, new oil, oil filter, air filter and front cover resealed. Drove 25 miles an… read more
cumminsdr
cumminsdr
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We have a 2250 isx. A valve broke off so we removed the head
Hi. We have a 2250 isx. A valve broke off so we removed the head and got it completely rebuilt. We reinstalled the head everything runs perfectly smooth but when you get 20 psi boost you get a really … read more
cumminsdr
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I have a cummins ism with code sid 0111. any thoughts? 2005
I have a cummins ism with code sid 0111. any thoughts? … read more
Wayne
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LOW WATER TEM ISX, CHANGED THERMOSTATS AND SEALS TWICE, SAME
LOW WATER TEM ISX, CHANGED THERMOSTATS AND SEALS TWICE, SAME PROBLEM, TOOK HOUSEING FROM ANOTHER ENGINE, PUT IN NEW SEALS AND THERMOSTATS AND INSTALLED SAME PROBLEM, TO0K THAT HOUSING AND PUT ON THE O… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
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I have a cummins isx. Just had the dpf replaced. Still have
I have a cummins isx. Just had the dpf replaced. Still have fault code 2639 … read more
cumminsdr
cumminsdr
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I have cummins isc 2009 With dpf It's building very
Hello I have cummins isc 2009 With dpf It's building very excessive blow by even blowing engine oil through blow by What could cause that??… read more
cumminsdr
cumminsdr
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How do i get the ecm to flash the codes on the check engine
How do i get the ecm to flash the codes on the check engine light for a 2004 International 9400 with a cummins ISX 485 hp engine.… read more
cumminsdr
cumminsdr
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Having issue with turbo boost on 2007 ISX. (serial # *****)
Having issue with turbo boost on 2007 ISX. (serial # *****) Boost will range from 16-32 psi. Kinda stuck at 16-18psi max right now. Next hill might jump to 22-25. Any idea?… read more
cumminsdr
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International Prostar 09 VIN9121261Cummins ISX 435Question:
International Prostar 09 VIN9121261 Cummins ISX 435 Question: The Odometer has lost about 400k miles. What do I check or do I have to take the mofo in?… read more
Andy
Andy
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Vocational, Technical or Trade School
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Hey, I have a 2008 kw with a isx. Has DPF and EGR. I have
Hey, I have a 2008 kw with a isx. Has DPF and EGR. I have not done any deletes on it (don't really think its worth it). Engine runs great, normal power, never overheats, no excess pressure in coolant … read more
cumminsdr
cumminsdr
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My fuel economy is all over the place. 5.5-8empty...4.7-6.5
My fuel economy is all over the place. 5.5-8empty...4.7-6.5 loaded. Power up hills,no power up hills...no power down hills... The colder the temps the less the mpg. I did have black coughing smoke at … read more
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Andy
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Vocational, Technical or Trade School
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2009 Kenworth w/ Cummins Engine Excessive black soot at take
2009 Kenworth w/ Cummins Engine Excessive black soot at take off blocking up the face of the DPF. Have ruled out turbo issues, and intake leaks.. We need to locate the source of the soot, DPF blocks u… read more
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Vocational, Technical or Trade Scho
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ISX 15 / 600hp hi-torque 430 gears in my 2013 peterbilt heavy
ISX 15 / 600hp hi-torque 430 gears in my 2013 peterbilt heavy haul tractor. 33k miles. Grossing around 200,000 lb on 13 axles. When I get on the 5-6% grades it will do ok. pulls approx 16-18mph. BUT o… read more
spankyjr1
spankyjr1
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420 satisfied customers
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