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I have an 04 C15 Acert BXS prefix. Fresh inframe, new head
I have an 04 C15 Acert BXS prefix. Fresh inframe, new head and new oil pump. Oil pressure when at temp is running 55psi (20 psi at idle). As I start pulling (boost rising above 20psi my oil pressure s… read more
Nich1019
Nich1019
Cummins/Caterpillar Technician
Vocational, Technical or Trade School
3,359 satisfied customers
I have questions about my cat c15 acert. Debating on doing a
Second opinion] I have questions about my cat c15 acert … read more
JeremyTruckTech
JeremyTruckTech
Service Manager
High School
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I have questions about my cat c15 acert. Debating on doing a
debating on doing a rebuild with single turbo conversion but I talked to a guy said put 16-1 pistons in it program computer and leave the twin turbos on it. Is this possible or will it work without failure down the road? … read more
Justin
Justin
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Vocational, Technical or Trade School
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Loss of oil pressure with a 2006 accert engine. it's
loss of oil pressure with a 2006 accert engine. it's consistently running at 30 lbs. driver reported it was running around 60 before the drop … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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C15, 630 hp, leaking oil out the housing. Rear main seal, I
C15, 630 hp, leaking oil out the bell housing. Rear main seal, I suppose. … read more
Nich1019
Nich1019
Cummins/Caterpillar Technician
Vocational, Technical or Trade School
3,359 satisfied customers
I have a c15 acert, and have been having recurring problems
I have a c15 acert, and have been having recurring problems with low oil pressure. We started with rods and mains, then changed sensors, put a new oil pump on, and none of that resolved the issue of t… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
1 satisfied customers
C15 acert engine light with code 93(actuator 3 is not
C15 acert engine light with code 93(actuator 3 is not responding) I already replaced actuator 3 twice, new harness, switched actuator mount 3/4 to 1/2,ECM replaced and the light still, after turning m… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2004 cat acert c15 Diesel engine over heats only when boost
2004 cat acert c15 Diesel engine over heats only when boost pressure reaches over 30 psi with light loads and 17 psi with heavy loads. No coolant loss or oil. Compression is good on all cylinders. Wil… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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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
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Can you put acert water pump on single turbo c15. Cat
2001 Pete 379. Wondering if acert high volume pump would better cool my non acert cat… read more
Cat Man
Cat Man
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I have a 2001 379x peterbilt semi that I am having problems
I have a 2001 379x peterbilt semi that I am having problems with the a/c compressor kicking in. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
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What do the v band clamps on the turbo housing torque to?
What do the v band clamps on the turbo housing torque to? C15 acert. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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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
214 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
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Have a 2007 peterbilt c15 twin turbo. Oil pressure drops to
Have a 2007 peterbilt c15 twin turbo. Oil pressure drops to 40 then to 37. Then the low oil pressure light comes on. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a 2006 peterbilt oil pressure goes from 42# to 80# to
Second opinion] i have a 2006 peterbilt oil pressure goes from 42# ***** 80# ***** 03 while running it is a C-13 acert cat engine do you think it is a sensor and where is it located… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I have a 2006 peterbilt oil pressure goes from 42# to 80# to
i have a 2006 peterbilt oil pressure goes from 42# ***** 80# ***** 03 while running it is a C-13 acert cat engine do you think it is a sensor and where is it located … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a c15 acert and a 2001 c15 single turbo in a Pete can
I have a c15 acert and a 2001 c15 single turbo in a Pete can I swap them and what problems would I have… read more
Cat Man
Cat Man
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

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I am ASE Master Truck Certified.

Wayne

Wayne

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worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

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Curtis B.

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cumminsdr

cumminsdr

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All types of Cummins applications

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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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