Medium and Heavy Trucks

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We have a 2008 peterbilt with a C15 in it. Customer brought
Hi we have a 2008 peterbilt with a C15 in it. Customer brought it in because diesel is getting into the oil. We did some troubleshooting even put dye in the fuel system. It seemed like all vdaup … read more
BrentR718
BrentR718
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I Have a 2004 Sterling with a C7 cat. After it gets warm it
i Have a 2004 Sterling with a C7 cat. After it gets warm it starts to sputter on take off. There are no codes ,did all the injector tests ,tested the hpop pressure its good. One thing though after i c… read more
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2014 volvo vnl d13 coolant in the oil Did an oil sample and
2014 volvo vnl d13 coolant in the oil Did an oil sample and came back 0.83% in the sample was coolant and I have been loosing a lot of coola t lately. … read more
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I have a C7 that is getting fuel in the oil. Ser# wax19268,
I have a C7 that is getting fuel in the oil. Ser# ***** it has about 150,000 miles and 14,000 hrs. The HEUI pump was replaced around 6,000 hours along with all brand new (not reman) injectors. So far … read more
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99 Detroit 12.7 L Fuel mixing in oil. Engine has a miss. How
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I have a cat c13 and it's already been 3 times that we
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Cat Man
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I have 04 f750 c7? when valve cover is of it is normal for
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Have 2007 c-13, SN KCB09401. cooling system full of sludge.
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Cat Man
Cat Man
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I have a 2007 M2 with a Cat C7 ser# WAX56746 with 286000
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Cat Man
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Recently replaced HUIE pump and 2005 Cat C7 now we are
Recently replaced HUIE pump and 2005 Cat C7 now we are getting fuel in the radiator, can it be coming from the HUIE pump??… read more
Cat Man
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04 ford f650 with 3126 it has not starting ecm is powering
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I have a 400 big cam 3 cummins with fuel in the oil have replaced
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, I have a 2000 International with a DT530 I am getting
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Andy
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hello this is aj I talked to you in may and resolved a problem with this same truck. hopef
hello this is aj I talked to you in may and resolved a problem with this same truck. hopefully we can do this again. I was driving it this morning and it blew out a cloud of blackish grey smoke pullin… read more
cumminsdr
cumminsdr
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High School or GED
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I replaced my transfer pump and regulator. Shortly after that
I replaced my transfer pump and regulator. Shortly after that I started getting fuel and a black gelatinous residue in the coolant, the truck started running hot along with hydra-locking when starting… read more
Cat Man
Cat Man
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I have a 3406 early E model Cat that is leaking fuel into the
I have a 3406 early E model Cat that is leaking fuel into the engine oil. I cant get very much information from the driver but there is just about more diesel in the sump than engine oil. I ran the en… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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C7 Cat getting fuel in oil. Already have resealed injectors...30
C7 Cat getting fuel in oil. Already have resealed injectors...30 day ago huei pump and transfer pump were replaced. no fuel coming from transfer pump. Good flow from pressure relief valve to fuel tank… 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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