Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
I have a 2012 Isx 15 600 hp in a Peterbilt 389, fuel pump
I have a 2012 Isx 15 600 hp in a Peterbilt 389, fuel pump went out took it to local shop they replaced but timing was out, it ran fine just check engine light and code was for mechanical timing. Took … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I got a 2012 peterbilt w a isx15 while im driving the stop
I got a 2012 peterbilt w a isx15 while im driving the stop engine warning light comes on and shows a little #1 . it did have a loss of power also . what can this be ? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
I have 2016 Peterbilt. 389. Cummins isx. It just threw a
It just threw a code to shut engine off immediately… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
Fault code755 on Cummins isx cm2350 I have tried another
Fault code755 on Cummins isx cm2350 I have tried another fuel pressure sensor another ecm what could cause this code … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
Have a Cummins ISX engine. Just threw code FMI 31, SPN 4364.
Have a Cummins ISX engine. Just threw code FMI 31, SPN 4364 … read more
roy
roy
Associate Degree
3 satisfied customers
2009 Peterbilt with isx Cummins on insite trying to do a
2009 Peterbilt with isx Cummins on insite trying to do a stationary regen says clutch pedal is depressed just put in new clutch switch still says depressed try to bypass with jumper wire still says de… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 satisfied customers
I have a code on my peterbilt of sp175 what does it mean.
I have a code on my peterbilt of sp175 what does it mean … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
Cummins isx. Yellow check eng light on. Scanner shows codes
Cummins isx. Yellow check eng light on. Scanner shows codes 2637-FMI 11 and 4214-FMI 1. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 2010 Prostar Cummins ISX 435 with a solid Regen
I have a 2010 Prostar Cummins ISX 435 with a solid Regen light I tried to do park Regen didn't work andthe check engine light come and then goes off has a code sid 324 any help would be great… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
490 satisfied customers
Just had the DPF cleaned, changed some sensors due to a
just had the DPF cleaned, changed some sensors due to a fault number 3582, got back on the road and the check engine light came back with the same fault, I'm driving back home loaded and hoping for th… read more
roy
roy
Associate Degree
3 satisfied customers
Ive never had a truck like this 2012 international 9400 that
ive never had a truck like this 2012 international 9400 that REGEN. How do I know when I need to do a regen or is it automatically done? are there certain procedures? there is a light that is usually … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I acquired a Cummins isx 15 550 engine (cm2350) complete
I acquired a Cummins isx 15 550 engine (cm2350) complete with fuller transmission and emissions after treatment system (egr, scr) off of an 2015 international truck. ecu and wire harness included up t… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
Our 2008 peterbuilt 387 isx 485 cummins will start to regen
our 2008 peterbuilt 387 isx 485 cummins will start to regen and then wont finish it just keeps going and won't stop. the high temp light doesn't come on now when it starts and just keeps saying dpf st… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
Constant problems with regeneration right now it regents for
Constant problems with regeneration right now it regents for 1hour off 1hour truck still has plenty of power 2010 peterbilt model 335 cummins motor… read more
Geoff
Geoff
BS
8 satisfied customers
I have a 2013 Pete with a 500 ISX. I just had tha DPF filter cleaned out last week and th
I have a 2013 Pete with a 500 ISX. I just had tha DPF filter cleaned out last week and the next day it started regening about every 4 hours. Brought it to Cummins and they diagnosed that the turbo was… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
I own a 2009 Volvo 780 with the Cummins ISX 500 under the hood.
I own a 2009 Volvo 780 with the Cummins ISX 500 under the hood. Dating back to July 2013 I have been having regen problems. So far, 4 Cummins dealers , a Volvo dealer and a certified cummins peterbilt… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
HAVE 08 INTERNATIONAL PROSTAR WIL CUMMINS ISX. NOT SURE IF
HAVE 08 INTERNATIONAL PROSTAR WIL CUMMINS ISX. NOT SURE IF I'M GETTING PASSIVE REGEN. REGEN LIGHT WILL COME ON SOLID BUT IT WILL GO BACK OUT. THE TEMP LIGHT WILL COME ON AS I COME TO A STOP OR SLOW DO… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 satisfied customers
2007 cummins 485 isx in a 389 pete... 140000 miles...fault
2007 cummins 485 isx in a 389 pete... 140000 miles...fault of particulate trap temp 1 is coming up in diagnostics...yellew check engine light on and them intermentent red check engine with exhaust tem… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
3,876 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

2,803 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,530 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

2,892 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,243 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

cumminsdr

cumminsdr

Mechanic

3,876 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

991 satisfied customers

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

dieseldan55

dieseldan55

Contractor

74 satisfied customers

Road Service mechanic for Volvo Construction.

< 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