Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 06/94 Cummins M11 310Ehas oil/ fuel coming out of
Hello, I have a 06/94 Cummins M11 310Ehas oil/ fuel coming out of #1 where the exhaust manifold gasket is against the head. It has a dead miss on #4, all the rest are hitting about the same. #1 runs a… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
414 satisfied customers
2005 international with isx cummins replaced head gasket
2005 international with isx cummins replaced head gasket after having #6 valves redone when started up really bad bad soot comming out of exahust and has code for fuel pressure bank 2… read more
Mike Mcmillan
Mike Mcmillan
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Associates
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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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You never got connected to my question sid64 fmi7. Could it
You never got connected to my question sid64 fmi7. Could it cause injector damage with the here wich injector . No wetness in the turbo pipe no oil and what hole workers do I check for the sid91 fmi4… read more
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Mike Mcmillan
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I am having issues with my 2005 Sterling. It has a C7 cat
Hello there! I am having issues with my 2005 Sterling. It has a C7 cat engine. The issue I am having is that when I go to start it, it take a while for it to start. It tries to start as if it had ran … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a 05 kw with a cummins ISM it generally runs fine
I have a 05 kw with a cummins ISM it generally runs fine until you start going up hill under a load then it bogs down real bad and blows heavy black smoke then it clears up and takes off regaining ful… read more
cumminsdr
cumminsdr
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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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Vocational, Technical or Trade Scho
829 satisfied customers
I have replaced the complete wiring harness to start with it
I have replaced the complete wiring harness to start with it wasn't getting fuel then got it to crank and still white smoke… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,272 satisfied customers
Can the ECM or ECM wiring harness be causing the truck to
Can the ECM or ECM wiring harness be causing the truck to blow white smoke on # 2 injector when you unplug it smoke stops injector has already been replaced head has been completely redone including v… read more
Jeremy
Jeremy
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Associate Degree
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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
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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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
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a cummins ism engine. It has clouds of smoke after
I have a cummins ism engine. It has clouds of white smoke after the engine gets ran awhile.would this be the egr cooler or cracked head?… read more
Daniel Wilson
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I have a 2009 freightliner cascadia with detroit series 60
Hello i have a 2009 freightliner cascadia with detroit series 60 14.0 engine. Its giving me a big problem where it just got repaird of bad wet sleeves and installed new gaskets in the engine, but when… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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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
cumminsdr
cumminsdr
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I have a n14 lost power, changed fuel filter and still slugash
I have a n14 lost power, changed fuel filter and still slugash at low rpms my fuel milage went south checked turbo spins free smokes at mid range. Tried to cut out injectors and you could here diff on… read more
cumminsdr
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222mk, 2001 Isuzu NPR 4.8 Heads redone. Press. tested, valve job
2001 Isuzu NPR 4.8 Heads redone. Press. tested, valve job with new springs, new gaskets. I new injector. When start cold some white smoke and clears up in a couple minutes. It also Runs rough for this… read more
Wayne
Wayne
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I have a 2000 KW T800 with a Cummins ISM. This winter I had
I have a 2000 KW T800 with a Cummins ISM. This winter I had a fuel gel problem and since then the truck smokes really bad after idling (red lights ect.) but clears up after I start gearing up. Smoke i… read more
Don
Don
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Hello, question on my 2002 KW T2000 N14, Ive notice when idling
Hello, question on my 2002 KW T2000 N14, I've notice when idling some smoke coming out of exhaust pipe but you can see it or I can see it at night when Truck is under spot light nothing during the day… read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

4,272 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

24 years of experience diagnosing & repairing

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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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