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2007 Peterbilt 335 Cummins 8.3 ISC. SN 46644819...originally
2007 Peterbilt 335 Cummins 8.3 ISC. SN 46644819...originally brought in bc of loss of power & heavy smoke...replaced injectors (all 6), replaced #2 piston & sleeve, machine shop checked heads but no m… read more
cumminsdr
cumminsdr
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High School or GED
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In my 2012 Kenworth wuth a Cummins ISX 15 engine I'm getting
Hi in my 2012 Kenworth wuth a Cummins ISX 15 engine I'm getting a engine light and alert for the fuel rail pressure sensor … read more
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99 ism SET FOR 4 YEARS ran fine when parked Now it runs good
99 ism SET FOR 4 YEARS ran fine when parked Now it runs good for a while then goes rich and runs rough after 10 -15 min new fuel filter\run … read more
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I have a 2013 KW 660 and its blowing smoke when i accelerate
I have a 2013 KW 660 and its blowing white smoke when i accelerate but its driving strong. … read more
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My 6036 skytrak smokes excessively mostly at part throttle.
My 6036 skytrak smokes excessively mostly at part throttle. At full throttle it cleans up. I changed injectors and it still does this. Any ideas? B 4.5 Cummins. … read more
Curtis B.
Curtis B.
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I have a 2000 Kenworth T800. The brake lights work on the
I have a 2000 Kenworth T800. The brake lights work on the truck, but not the trailer. I have checked all the connections on the pigtail, checked the fuses, and replaced the trailer brake relay. I can … read more
Jeremy
Jeremy
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2007 kenworth with Cummins isc engine. Hard start when cold.
2007 kenworth with Cummins isc engine. Hard start when cold. If u leave the block heater plugged in it will start normal. Will sometimes smoke blue and sometimes black and sometimes not at all. Has oi… read more
cumminsdr
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Can you please forward dash light skematics for 2003 KW
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I have replaced the wiring harness and had the ECM flashed
I have replaced the wiring harness and had the ECM flashed and replaced crank/cam position sensor in the Cummins ism engine still blowing white smoke injector replaced head completely redone including… read more
FIX-IT
FIX-IT
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I have a 99 international eagle with a Cummins ism engine it
I have a 99 international eagle with a Cummins ism engine it is blowing white smoke.just had the head redone but on # 2 injector when I unplug it smoke stops .I have replaced injector with a new one a… read more
cumminsdr
cumminsdr
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I have a cummins isx 550 its blowing out oil form the bypass
i have a cummins isx 550 its blowing out oil form the bypass i replaced the filter but there is quite a bit of pressure when i hold my hand to it, the truck has 500,000km i dont think it would be my r… read more
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Jeremy
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Blowing blue smoke and not getting any fuel to it, 2006 kw
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I have a 1989 Marine Cummins 6 BT a CPL 953 that overheated
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cumminsdr
cumminsdr
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We have 1989 western star with l10 400 hp Cummins motor in
we have 1989 western star with l10 400 hp Cummins motor in it. We did an inframe to the motor, we sent cyl head out for rebuild, head was cracked, after 5 attempts the machine shop found a good core t… read more
Daniel Wilson
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Just changed all six injectors on a cummins ism 370 hp. On
Just changed all six injectors on a cummins ism 370 hp. On start up it fires great and idles real good for 10 to 15 minutes. Afterwards the engine starts tumbling and pushing out tons of white smoke t… read more
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What will cause smoke on a Red Top N14, it only does it when
What will cause white smoke on a Red Top N14, it only does it when its hot after it idles for a while?… read more
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Just rebuilt a 07 isx with a pdi delete used timing wedges
Just rebuilt a 07 isx with a pdi delete used timing wedges and set the backlash. Engine starts and runs beautifully but am getting very little boost and smokes black under medium to hard acceleration… read more
cumminsdr
cumminsdr
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I have a 2003 Cummins ISM 500 in my RV. It recently started
I have a 2003 Cummins ISM 500 in my RV. It recently started making a popping noise at idle out of exhaust with white smoke. Was advised it was probably an injector and ran some amsoil fuel conditioner… read more
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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