Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2006 387 with c15 acert i have water coming out of
i have a 2006 387 with c15 acert i have water coming out of the blowby pipe with lots of blow by and i beleive its water in the oil pan its greenish but not milky just had it rebuilt new sleaves,head,… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Help we are loosing water On 2006 Acert C15 cat engine in a
Help we are loosing water On 2006 Acert C15 cat engine in a 379 Peterbilt truck what could cause this I can't find the leak but it still is getting away… read more
NicholasM1019
NicholasM1019
Diesel Technician
GED
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I have a c15 cat thee was fuel in my coolant so i had all
I have a c15 cat thee was fuel in my coolant so i had all the injector cups replaced and after about 2000 miles i have lost about 4 gallo a of coolant with no visible leak seems like it may be going i… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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C15 Cat in a 4900 Western Star losing 2to3 gallons coolant
C15 Cat in a 4900 Western Star losing 2to3 gallons coolant per day. No visible leaks, exhaust not white,not skipping,not blowing out overflow. Help me.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 2005 peterbilt 379 with a cat acert C15 in it the
I have a 2005 peterbilt 379 with a cat acert C15 in it the blower motor will not work on any speed I have gotten the multimeter out and started checking when I go to any point in the system be at the … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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2012 international Prostar with maxxforce 13 losing about 2
2012 international Prostar with maxxforce 13 losing about 2 gallons of oil every 1500 miles. No significant oil leak seen. Not smoking. Runs fine. Any ideas?… read more
Mike Mcmillan
Mike Mcmillan
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I have a 2006 t800 with a cat c15 motor. I had a complete in
I have a 2006 t800 with a cat c15 motor. I had a complete in frame done at 1,225,000 miles. It now has 1,485,000 miles. It has been using 1 gallon of oil every 5000 miles right after oil change and th… read more
Mike Mcmillan
Mike Mcmillan
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How did I get water in oil on a cat 6nz. I have to go look
how did I get water in oil on a cat 6nz JA: What is the complete model and serial number of your machine? Customer: i have to go look it up give me a min JA: Are you fixing this yourself? What have yo… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2007 Cat C15 Acert, 1.2 million miles. I have an exhaust
2007 Cat C15 Acert, 1.2 million miles. I have an exhaust gasket leaking and there is oil/wetness underneath the leaking exhaust port. Is this normal? It does not seem to use much oil, maybe 1 gallon e… read more
Curtis B.
Curtis B.
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Associate Degree
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Cat c15 acert SDP engine kenworth t 660 2011. It leaked
Cat c15 acert SDP engine kenworth t(###) ###-#### It leaked almost all oil n started to rattle. Now stopped in res area. N oil has leaked real bad from driver side oil was good in the morning b4 drivi… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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MXS69146 engine .. Just replaced turbo oil line from top
MXS69146 engine .. Just replaced turbo oil line from top turbo and it still leaks at bottom of hose and at the elbow , all washers are in place and everything nut is tight , any ideas ? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
We have an 07 pete with c15 acert its pushing antifreeze out
we have an 07 pete with c15 acert its pushing antifreeze out the overflow but only when the turbo boost is above 40 lbs head and head gasket has ben replaced cat has put it on dyno and nobody can find… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 09 w900 with a cat c15 I have a oil leak looks like
I have a 09 w900 with a cat c15 I have a oil leak looks like around the oil cooler on right side of motor can't find it… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
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I got a 2000 freightliner century class with c15 cat.
I got a 2000 freightliner century class with c15 cat. Leaking a gray color liquid out of the breather tube… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
i have an 07 c13 acert engine with antifreeze coming out of
i have an 07 c13 acert engine with antifreeze coming out of the breather pipe but not putting any in the crankcase oil… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2005 Cat c15 in a 2005 Kenworth T800. I has been running
I have a 2005 Cat c15 in a 2005 Kenworth T800. I has been running perfect with great fuel mileage. I had a PM done a few weeks ago and we alo had to replace the water hose located behind the Fuel cool… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2003 freightliner with a cat c15 in it it seems to
I have a 2003 freightliner with a cat c15 in it it seems to go thru about 2 gallons of antifreeze a week in the winter but uses none in the summer. We have pressure tested the cooling system and it se… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
hello i have a cat c15 acert, i have alot of oil comeing out
hello i have a cat c15 acert, i have alot of oil comeing out of blowby tube, i just put two new turbos and a new compressor, but ive heard from other acert owners that cat has this problem with the ac… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
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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

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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

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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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