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2003 C15 6NZ last 6 of VIN #596650 Going to perform a full
2003 C15 6NZ last 6 of VIN #596650Going to perform a full coolant flush for first time on this used truck I bought a few months back I want to completely flush the system (currently has green coolant … read more
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I have a 2004 Volvo Fh12 and there is oil in the coolant. I
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I have a Freightliner FL80 with a Cat C7 engine. Check
I have a Freightliner FL80 with a Cat C7 engine. Check engine light came on and gave codes 39, 15, 39. Engine surges when CEL is on. Oil level was normal and didn't appear milky. Noticed oil in coolan… read more
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I have a 2006 387 with c15 acert i have water coming out of
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Daniel Wilson
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2005 GMC HD TRUCK W 5500 SERIES GMC, ISUZU (4HK1) 5.2L TURBO
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Recently replaced an EGR cooler on a 2010 PACCAR PX-8,
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I have a black spongy material in my radiator. I can squeeze
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Daniel Wilson
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2003 pete 6nz dyno 5/2017/indicates 463 hp @26.37 lbs boost
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Cat Man
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Is it OK To put seafoam inside the oil of am international
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Roy Belding
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Hey Cat Man. I have a 2003 pete with a c15 6nz in it. It runs
Hey Cat Man. I have a 2003 pete with a c15 6nz in it. It runs great with no water or oil loss since an out of frame 115,000 miles ago. Since the rebuild it's ran hot. I've replaced the radiator and th… read more
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I have a 2010 international prostar with a coolant issue. Yesterday
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Daniel Wilson
Daniel Wilson
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catmant 6nz the driver just brought in. He says the heat quit
catmant 6nz the driver just brought in. He says the heat quit in the cab and there is oil in the coolant. so it seems there are two issues. First oil in the coolant. I took the radiator cap off and it… read more
Cat Man
Cat Man
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catman I have an 08 cat c15 eng sn sdp04125. It is building
catman I have an 08 cat c15 eng sn sdp04125. It is building pressure in the coolant. We thought it had a leak but I just looked at it and it appears to be flowing from the cap. the engine was cool lik… read more
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UD 1400: MY NAME ISXXXXX HAVE A 1994 UD 1400 WITH A TD42T
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2007 Volvo, VLN 64 with a cummins ISX 400. Coolant system
2007 Volvo, VLN 64 with a cummins ISX 400. Coolant system is sludgy, oil contamination. Engine oil is good, no signs of water. Are these known for engine oil cooler failures? What is the easiest way t… read more
cumminsdr
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Have a 2006 kenworth T600 with Cat C-15 in it. Doesnt seem
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Cat Man
Cat Man
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Hi i got 03 peterbilt with cat c15 6nz serial number had oil
Hi i got 03 peterbilt with cat c15 6nz serial number had oil in coolant changed water pump and thermostat by than we saw oil cooler is dirty so i changed that to after 2 weeks i see again little oil i… read more
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Daniel Wilson

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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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