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Related Medium and Heavy Trucks Questions
I have a cummins isx cm871 im getting oil in coolant even
i have a cummins isx cm871 im getting oil in coolant even when engine is off it consume coolant also on the exhaust manifold i fount oil coming out of the exhaust manifold what can cause the problem … read more
SeanM
SeanM
Fleet Maintenance Manager
High School Diploma
10 satisfied customers
2014 pete isx15 cm2350 got two issues but may be related,
2014 pete isx15 cm2350 got two issues but may be related, one is the coolant is building a lot of pressure sometimes coolant comes out from relief cap and when open main cap coolant wants to rush out,… read more
cumminsdr
cumminsdr
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High School or GED
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Loosing coolant not leaking on the ground. 2013 kw w-900
i am fixing it myself I haven't tried anything yet … read more
Bradey V
Bradey V
Certificate
Just had my Cummins ISX inframed but today I noticed a
Hi. Just had my Cummins ISX inframed but today I noticed a little coolant in the overflow tank. Is it normal to have a little coolant in there? … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
Getting fuel in the oil I have replaced injectors o rings
getting fuel in the oil I have replaced injectors o rings Put new head a year ago what else could cause this Its a Cummins isx engine ser number 79216434 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
ISX CM2350 just will like your opinion on this, how logical
ISX CM2350 just will like your opinion on this, how logical or possible is to have coolant leaking into the fuel rail making it all the way to the fuel tanks then making it back to the fuel water sepa… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I HAVE A CUMMINS ISX, IT WAS LEAKING FUEL IN TO THE OIL PAM
HI, I HAVE A CUMMINS ISX , IT WAS LEAKING FUEL IN TO THE OIL PAM I BRING IT TO THE SHOP AND ALL INJECTORS O RING WAS REPLACE AND NOW STILL SENDIN G FUEL TO THE OIL, MY CUESTION IS THE FUEL PUM CAN SEN… read more
Roy Belding
Roy Belding
7,583 satisfied customers
I am getting coolant in the fuel, I dont have tank heaters
I am getting coolant in the fuel, I dont have tank heaters or a davco heated filter housing. Everything I am reading is saying injector cups, but the contamination happens when the motor is running wh… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have coolant in the fuel engine is ISX15 2013. 2014
Hi, I have coolant in the fuel engine is ISX15 2013 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a 2013 Cummins ISX 15 ( 79798545) Getting coolant in
Hello I have a 2013 Cummins ISX 15 ( 79798545) Getting coolant in fuel . Drained the davco fuel water housing with coolant lines to it pressure test coolant system didn't find anything. Pulled injecto… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a kenworth t660 with a Cummins isx15 engine. I'm
I have a kenworth t660 with a Cummins isx15 engine. I'm getting coolant in the fuel. I have replaced the tank heaters and the filter base for the heated fuel water seperator. The cummins dealer is tel… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Just doing some research on an issue with coolant ending up
Just doing some research on an issue with coolant ending up in my fuel/water separator, Cummins ISX CM 2250 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
Keep getting water in my fuel on my 2014 isx. Every is
Keep getting water in my fuel on my 2014 isx. Every is saying injector cups. Any suggestions with pulling the head to do injector cups?… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,292 satisfied customers
I have a non egr isx cummins have clean coolant in the
I have a non egr isx cummins have clean coolant in the bottom of the oil filter. … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
205 satisfied customers
I had a cummins isx 2009 in my shop Was building pressure
I had a cummins isx 2009 in my shop Was building pressure into 19 psi in coolant Check the egr cooler ok, did the combustion in coolant test Liquid turned blue to green Pull out the cylinder head And … read more
Roy Belding
Roy Belding
7,583 satisfied customers
I get fuel into oil is it an injector problem 09 volvo
My name is ***** ***** I get fuel into oil is it an injector problem 09 volvo Cummins isx … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Working on isx cummins blowing a lot of smoke replaced EGR
Working on isx cummins blowing a lot of white smoke replaced EGR cooler was leaking water and smoke continues 2009 ISX… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a cat C7 that has the #1 injector not firing. Upon
I have a cat C7 that has the #1 injector not firing. Upon removal found the tip of injector has been smashed. I have bore scoped and do not find and foreign material, also have pulled the pan and insp… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
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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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