Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Connect one-on-one with {0} who will answer your question

Related Medium and Heavy Trucks Questions
2015 prostar CM2350 - dpf and doc were cleaned last week.
2015 prostar CM2350 - dpf and doc were cleaned last week. Truck through 1922 code. Reset the dpf/doc Maintenace and performed parked regen. Regen was stopped due to 2639 code … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
49 satisfied customers
I have a peterbiltthat does not have def system but does
I have a peterbilt(###) ###-####that does not have def system but does have aftertreatment. It is now in limp mode because it wont speed up , the red stop engine light just turned on . How can I get i… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
49 satisfied customers
2012 Freightliner M2 106 8.3l isc 149k miles check engine
2012 Freightliner M2 106 8.3l isc 149k miles check engine light on truck in a slightly reduced power mode which it has been in for a month apparently. Tech originally said it needed and ecm update and… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
49 satisfied customers
We are having a consistent problem with this trucks after
We are having a consistent problem with this trucks after treatment system that no one can seem to figure out. After many of our own attempts at figuring it out we brought to multiple dealers $$$ and … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
CUMMINS. GOT A CM871 2009 MODEL. PETERBILT 389. TRUCK SAT
HELLO DR CUMMINS. GOT A CM871 2009 MODEL. PETERBILT 389. TRUCK SAT FOR 4 YEARS, UPON BRINGING TRUCK BACK ON ROAD ADVISED CUSTOMER TO REMOVED DOC AND DPF FOR BAKING, REMOVED AND HAD BOTH DOC AND DPF BA… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
I HAVE A 2015 PETE WITH A ISX CUMMINS I REPLACED THE DPF
I HAVE A 2015 PETE WITH A ISX CUMMINS I REPLACED THE DPF FILTER AND NOW IT WILL NOT GO THROUGH A REGEN BRINGING UP A CODE 1664 ENGINE # 79747865… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
I am workin on an six esn 79253692. It has codes 2637 380 11
Hello again. I am workin on an six esn 79253692. It has codes 2637 380 11 and 1921 324 0. When I try to run the parked regen with the dash button it does do anything. When I try to do a service regen … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,299 satisfied customers
2010 Volvo vnl 670 with a cummings isx, changed the egr
2010 Volvo vnl 670 with a cummings isx, changed the egr valve, it's regening again but almost all day, every day!… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
Spn 5397 fail31. Cascadia 2012 cummins eng. I'm doing a
yes I clean both dpf filter and doc three weeks ago and both pass, but now is doing the regen to often.… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
2013 isx cummins wants to regen every load run 200 miles
2013 isx cummins wants to regen every load run 200 miles empty 200 miles loaded has new turbo … read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
630 satisfied customers
Cummins ISL9 regening too often. I have been working on this
Cummins ISL9 regening too often. I have been working on this bus on and off for several months. It is trying to actively regen around every 2 hours. ISL9 CM2250 engine serial# ***** ECM code CB90010.4… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
630 satisfied customers
Looking at a 2011 IHC 8600 with a Maxx Force 13 with 186000
Looking at a 2011 IHC 8600 with a Maxx Force 13 with 186000 miles its is real inexpensive 17500 looks really good but it has not been updated. Just wondering what it would cost to update the emissions… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
630 satisfied customers
I own a 2012 prostar wih a maxxforce 13. Also have regen
hi, I own a 2012 prostar wih a maxxforce 13. Also have regen question. Recently found and repaired an exhaust leak at the manifold and a cracked turbo housing. Regens were not completing and were dail… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
630 satisfied customers
I got a 2010 Freightliner Cascadia with DD15 in it. VIN
Hi, I got a 2010 Freightliner Cascadia with DD15 in it. VIN **AS4674 We have a problem of coolant loss, up to a gallon in 2-3 days, no visible leaks. Same time there is a Regeneration issue. Truck req… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have an Cummins ISL 9 that is going into regen all the
I have an Cummins ISL 9 that is going into regen all the time. Removed the dpf and doc. Had both cleaned. installed, reset and performed regen. Still no luck. same problem.… read more
Expert
Expert
10,510 satisfied customers
2009 Peterbilt w/ Cummins ISX 450. 825,000 miles. The Faults
2009 Peterbilt w/ Cummins ISX 450. 825,000 miles. The Faults Information provided by PB indicate error code 4214. They have suggested replacing the DOC. The Aftertreatment History indicates the follow… read more
Jackie Dempsey
Jackie Dempsey
Heavy Line Technician
Automotive and Diesel Engines
130 satisfied customers
i have a 2010 mack MP8 that wont complete it s regen
Hello i have a 2010 mack MP8 that wont complete it s regen starts then stops screen says that DPF needs service but was cleaned 4 months ago is cleaning intervals normally this close? an error also co… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
Thanks Andy explanation of the DOC and DPF system on
Thanks Andy for the explanation of the DOC and DPF system on the Maxxforce engine. You gave the best description I've heard. They were telling me that the DOC was bad because you could see a flashligh… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,353 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,115 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

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

Curtis B.

Curtis B.

Technician

1,947 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

Mechanic

1,886 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 satisfied customers

24 years of experience diagnosing & repairing

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x