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Related Medium and Heavy Trucks Questions
I noticed a coolant leak dripping down onto dozer valve on
Hey Scott I noticed a coolant leak dripping down onto dozer valve on my 2011 maxxforce13. When I crawled under the truck it looks oily and goopy and is dripping off of a heat shield that covers the ex… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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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
Wayne
Wayne
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Vocational, Technical or Trade Scho
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2006 international sba 4300. Driver complains that he
2006 international sba 4300. Driver complains that he overheated. He claims the lower radiator hose felt frozen last night and the truck overheated. Checked coolant reservoir and found it mostly empty… read more
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2006 dt466. Trying diagnose possibly leaking engine oil
2006 dt466. Trying diagnose possibly leaking engine oil cooler. Truck has external leak from cooler. Truck has oil in coolant and no coolant in oil. Is there a pressure test to determine condition of … read more
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Got oil floating on top of coolant in reservoir... just had
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Bradey V
Bradey V
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Its paccar mx 13 noticed engine oil in coolant reservoir its
its paccar mx 13 noticed engine oil in coolant reservoir its kw 660 … read more
Wayne
Wayne
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Crankcase filter has sludge in it. 2010 peterbilt... with
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About the Isuzu FRR oil in coolant issue. U said it's
hello Steven about the Isuzu FRR oil in coolant issue. U said it's probably the oil cooler, i rad some topics, and other folks said that they replaced the oil cooler and oil returned in a few months. … read more
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I have a bunch of oil in coolant. I changed the seals on the
I have a bunch of oil in coolant. I changed the seals on the oil cooler 4-5 months back. Are there any other ways the oil is leaking into coolant?DD15 Cascadia… read more
Curtis B.
Curtis B.
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I have a 2006 c-15 cat engine that was parked for about an
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Cat Man
Cat Man
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I have 60 series Detroit with oil getting into the coolant
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I have a pacar engine that has oil in the water we had oil
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cumminsdr
cumminsdr
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This question is, VIN#:1FUJGHDV8ALAU1136 The above truck has
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roybelding
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i replace the injector cups on my 1998 international 466e it
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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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Vocational, Technical or Trade Scho
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Hello sir i have 2008 c15 475 problem is showing moister
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Cat Man
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I Have a 2009 fLiner cascadia with a DD15 engine and have
I Have a 2009 f'Liner cascadia with a DD15 engine and have oil in anti freeze is there any other cause other than engine oil cooler somebody said that egr valve could also cause it… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Hello. I have an 06 Sterling with a Series 60 Detroit (model
Hello. I have an '06 Sterling with a Series 60 Detroit (model # XXXXX and serial #06R083947). It ran a short run of 55 miles yesterday, adding a small amount of coolant to the overflow reservoir mount… 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

1,700 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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