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 ISX 15,just got it and need pass code to get into
I have a ISX 15,just got it and need pass code to get into ECM,how so do this? … read more
Roy
Roy
shop foreman
Associate Degree
4,538 satisfied customers
Engine code 131 on a 2006 international 9400. 2006
Not sure who will be fixing yet, just trying to figure out what code 131 is first … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I have no fuel pressure at fuel rail. put new high pressure
i have no fuel pressure at fuel rail. put new high pressure pump new lift pump. have fuel at all check points but no high pressure… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I've got an SPN:3610 code. 2015 kenworth w900 with cummins
I've got an SPN:3610 code. 2015 kenworth w900 with cummins isx. … read more
Roy
Roy
shop foreman
Associate Degree
4,538 satisfied customers
What is the actual percentage of Fuel burn in the cylinder
Second opinion] What is the actual percentage of Fuel burn in the cylinder for an ISX 15 500? Normal Diesels are about 70% i have heard the ISX 15 500 is about 85%. Can you clarify for me. Thanks.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
Thank you. I have a 2013 Freigjtliner cascadia, with a 2016
I have a 2013 Freigjtliner cascadia, with a 2016 cummins isx 450hp. … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2012 Peterbilt with a Cummins ISX. the fan runs all
I have a 2012 Peterbilt with a Cummins ISX. the fan runs all the time. I changed the solenoid and fan switch. Still running. What's next ? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
Well my Cummins isx oil pressures is tuning anywhere from 20
Well my Cummins isx oil pressures is tuning anywhere from 20 to about 30 psi with or with out load. Not sure if its normal or a bad gauge … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have 1XKFD49X5BJ290176 Kenworth 2011 T-700 Cummins ISX ESN
I have 1XKFD49X5BJ290176 Kenworth 2011 T-700 Cummins ISX ESN 79439895About once a week getting code and ***** *****ght for: Engine Fan Clutch Output Device Driver Voltage Above Normal, Or Shorted To H… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
My 2010 intnl prostar tractor with isx cummins engine rpm is
My 2010 intnl prostar tractor with isx cummins engine rpm is running too high at 1100 rpm. when i turn on cruise control rpm drop down to 800 rpm. It normally idles around 600 rpm. Have any ideas??… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
Have a 2011 volvo vnl630 cummins isx rebuilt engine a yr ago
Have a 2011 volvo vnl630 cummins isx rebuilt engine a yr ago new turbo last week haven't driven in a week has a code mid 128 sid 332 fmi 4 any help would be great… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I rebuild this cummins isx 450 a while ago i chanmged all 6
hello sir i rebuild this cummins isx 450 a while ago i chanmged all 6 injectors what could other issue for low power CAC - OK turbo - OK turbo actuator driver - ok… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Dan, I have a code 5848 with a FMI 9, I see this is a sensor fault code. I'm head
Hi Dan, I have a code 5848 with a FMI 9, I see this is a sensor fault code. I'm headed for Seattle and am wondering if this can probably wait until Thursday afternoon when I'm back in Reno and can tak… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I was considering buying a Kenworth with a 11/98 565 HP Cummins
I was considering buying a Kenworth with a 11/98 565 HP Cummins ISX motor with 399,...k miles on it that was retro fitted with a CARB compliance filter on it, in late 2013. If the low miles are right … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I am looking at a 2007 9200i with a ISX engine. It doesn't
I am looking at a 2007 9200i with a ISX engine. It doesn't smoke or have ANY blow by. But it does make some valve train noise similar to what you hear when a rocker assembly needs adjusting.At first I… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on
I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on it and the DPF filter was cleaned at 2700 hrs. A couple of weeks ago it threw a code 3251 (particulate trap 1 pressure). I had a mechanic for… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,956 satisfied customers
No marker lights and clearance lights on 2010 international Prostar
hi my name io ion and i have a 2010 international prostar with isx cummins engine now i have one problem i dont have marker lights and clearence lights on truck at all when i check the codes on truck … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Hello, I have a 06 isx and when it idles it will idle fine
Hello, I have a 06 isx and when it idles it will idle fine for a short time then it will start to miss for a short time then back to being fine again, this keeps repeting itself. It seems to do this w… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 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

3,956 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

1,351 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