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Related Medium and Heavy Trucks Questions
2005 Peterbilt 379 C15 Acert. Truck will randomly lose power
2005 Peterbilt 379 C15 Acert. Truck will randomly lose power and shut off. I can tell it's fuel pressure issue but confusing because it will run fine for days the all of a sudden it starts acting up. … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
64 satisfied customers
I have a 70 pin Peterbilt with a C15 and I put a a model in
I have a 70 pin Peterbilt with a C15 and I put a a model in its 40 pin wiring harness I mean 40 pin motor how can I fix that … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
64 satisfied customers
04 peterbilt 379 with c15. Engine fan won't come on unless I
04 peterbilt 379 with c15 . Engine fan won't come on unless I do it manually with the switch in the dash … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
64 satisfied customers
I have a 2014 Peterbilt 389 with c15 cat glider. Have a
I have a 2014 Peterbilt 389 with c15 cat glider. Have a j1939 engine code. But the trucks runs good. Have no gauges working. So I suspect the engine ecm is good and cat told me that it's not the engin… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
C15 mxs died and no restart. 2006 Pete 379. Cat engine c15.
C15 mxs died and no restart JA: What's the make/model/year of your truck? Engine type? Customer: 2006 Pete 379 JA: Are you fixing your truck yourself? What have you tried so far? Customer: cat engine … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
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I have a C15 cat 05 peterbilt I've lost 5 to 8 lb of oil
I have a C15 cat 05 peterbilt I've lost 5 to 8 lb of oil pressure and can't find it put a new oil sending unit and tried to put a manual gauge to see if it was right can't find the right pass used to … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a 2006 Pete with a C15 acert, jakes seem weak. 3
I have a 2006 Pete with a C15 acert, jakes seem weak. 3 position jake 90,0000 pounds only 20# ***** or less. … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a 2006 Peterbilt 387 Cat C15. The AC is throwing hot
I have a 2006 Peterbilt 387 Cat C15. The AC is throwing hot air. I checked and the AC hose is frozen. Should I close the heat valves? There's 4 of them I think … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Plz i need help with my cat engine ... 2004 peterbilt 379
Hello, plz i need help with my cat engine ... 2004 peterbilt 379 Cat c15 Mbn12209 Engine was overhauled 70k miles ago at peterbilt shop . In past few days the truck will derate and And won't accelerat… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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C15 cat, boost sensor was replaced at cat dealership and
C15 cat, boost sensor was replaced at cat dealership and truck had 60 pounds of boost the day I picked it up, drove home cut truck off and the next day it wouldn?t get over 30 psi, every once in a whi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
My 2007 357 Peterbilt stumbles randomly and emits unburned
Hi my 2007 357 Peterbilt stumbles randomly and emits unburned fuel smoke when it does.we changed injector harness. Had a check engine light on and it still ran ok checked the engine harness and found … read more
Bradey V
Bradey V
Certificate
Where is the identification number for a C15 cat engine at?
Where is the identification number for a C15 cat engine at? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have an 05 pete with a c15 the fuel fliter gauge is max
i have an 05 pete with a c15 the fuel fliter gauge is max out and light is on if you shut it off it looses its prime and you have to prime the fuel system before it will start. We have changed filters… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
My 2005 Pete with a C15 won't start. I get no clicking in my
My 2005 Pete with a C15 won't start. I get no clicking in my valve covers for the fuel rail system. Ecm checks out good. I have fuel pressure after cranking in the return behind filter. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
When drivers door is opened and closed it will shut off. Do
When drivers door is opened and closed it will shut off . Do you have any ideas of what the problem would be. It is a 387 Peterbilt 2005 has a c15 Cat motor.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Have a c15 2007 same deal fuel delivery is good will crank
Have a c15 2007 same deal fuel delivery is good will crank over just will not fire up owner drove truck to location shut it off did his farming and truck will not crank up now… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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c15 engine, keep getting fuel pressure light, change filters
c15 engine, keep getting fuel pressure light, change filters and comes on within couple of days, running 7#s pressure. any suggestions. engine is on 2006 peterbilt dump truck… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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working on a 1999 freightliner with a c15 cat secondard fuel
working on a 1999 freightliner with a c15 cat secondard fuel filter bleeds off after truck is shut off… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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Daniel Wilson

Daniel Wilson

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cumminsdr

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Chris (aka-Moose)

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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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