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Caterpillar C15 ACERT MXS561661, Twin turbos deleted to
Caterpillar C15 ACERT MXS561661, Twin turbos deleted to Single. … read more
JeremyTruckTech
JeremyTruckTech
Service Manager
High School
52 satisfied customers
We have a 2007 Pete 379 With a C15 Acert, It was using too
we have a 2007 Pete 379 With a C15 Acert, It was using too much oil so we had a in frame done it (had broken top rings on some cylinders i suppose someone used starting fluid to do that) after having … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
80 satisfied customers
I have a 2005 Kenworth t800 with a bxs c15 Acert ran fine
I have a 2005 Kenworth t800 with a bxs c15 Acert ran fine all summer and now we are pulling super bees again after pulling triable all summer and its using 2-4 laters engine oil per day … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
80 satisfied customers
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
14 satisfied customers
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
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I have an 05 western star with a c15 acert,my radiator was
Hi,I have an 05 western star with a c15 acert,my radiator was shot so I changed it and since it's been changed the engine oil temp at idle is 125 and oil pressure is 60 psi. Running down the road it's… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
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
Triage Tech/Shop Foreman
Associates
604 satisfied customers
I have a c15 that is blowing the rubber hoes off between the
I have a c15 that is blowing the rubber hoes off between the air cooler and the side of head. Any possible causes? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I have a Cat C 18acert which is only a year old and has been
Hi. I have a Cat C 18acert which is only a year old and has been using 14 litres of lube oil every 220 hours and 13,000 litres of fuel. The fuel consumption is good but I worry about the amount of oil… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
Cayman I've got a 2008 c15 acert cat that lopes at idle only
Hello Cayman I've got a 2008 c15 acert cat that lopes at idle only when it's warmed up. the loping idle is bad enough that the engine died. starts right back up. if you bump it up off idle it smoothes… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
Catman, I asked you a question a few weeks ago regarding
Hey there catman, I asked you a question a few weeks ago regarding a “crank but no start” problem on a cat C15. It seems to be happening again. The truck in question is a 2007 peterbilt 379 (674827) c… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
. Just rolled 1.1 million miles on my 475 hp acert in
Hello. Just rolled 1.1 million miles on my 475 hp acert in an 05 pete 379. I bought it at 570k miles from my dads rigging company in CA. It has been a VERY reliable engine for me. I have several ???s … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
Hello Sir. I have a cat c15 acert 475 590k miles on a pete
Hello Sir. I have a cat c15 acert 475 590k miles on a pete 379 car hauler of which I am in the middle of a "rebuild". I was very unimpressed by the massive blow by issue I have. I even enlisted your k… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
Would it be possible to convert a 2008 acert engine 475 Hp
Would it be possible to convert a 2008 acert engine 475 Hp with the dpf regeneration system over to the previous years equivalent without the regeneration system. 2007… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I install a cat C15 acert 475hp with dpf but Im not happy
I install a cat C15 acert 475hp with dpf but I'm not happy with my fuel mileage. It's a car hauler thus the fuel mileage is never good , but it's about 10% worst than my old C15 550 hp. If I increase … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
hello Mr Man question i have a c15 that just got a full
hello Mr Man question i have a c15 that just got a full pm done now less that 1500 miles later i have a tapping and what sounds like a miss i have a friend who has the cat software he did a cut out te… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I have an 2005 Kenworth with a 475 acert c15 twin turbo MXS
I have an 2005 Kenworth with a 475 acert c15 twin turbo MXS model. It has just over a million miles. I change my oil every 13,000 - 15,000.change fuel filters every 6,000 miles also.when I bought the … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
2007 Peterbilt with a C15 Caterpillar 475 hp (eng sn#MXS79829).
2007 Peterbilt with a C15 Caterpillar 475 hp (eng sn#MXS79829). Have a dead miss at the #2 cylinder. With the injector powered it has a dead miss and is smoking. When I shut the #2 injector off with E… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 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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