Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
It is actually a RV but on a Freightliner chassis and it has
It is actually a RV but on a Freightliner chassis and it has rust in the air system. What needs to be done? … read more
roy
roy
Associate Degree
3 satisfied customers
ISX 15 engine is in derate. Screen show "fuel rail
ISX 15 engine is in derate. Screen show "fuel rail pressure". Also show a fault code of SPN 5585. … read more
Nicholas Awtry
Nicholas Awtry
20 satisfied customers
Alex, Need a little help if possible please.... 2016
hi Alex, Need a little help if possible please.... 2016 Peterbilt 389 550 ISX Cummins.. check engine light came on earlier today... SPN 3226 FMI 20. Truck is running great as any other day. Any though… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
11 satisfied customers
Ran out of fuel ... 2010 Cummins isx 425 hp.filled filter
Ran out of fuel ... 2010 Cummins isx 425 hp.filled filter but still lift pump will not pressureized … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
My traction control keeps popping up on my 2008 287
My traction control keeps popping up on my 2008 287 peterbuilt..qhe. it does i can give ha … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 satisfied customers
I have a 2006 Volvo with isx Cummins and it only turns
I have a 2006 Volvo with isx Cummins and it only turns over... It's will run if we put starter spray in it... Replaced the lift put and fuel pump … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 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
7,066 satisfied customers
Spn 1569 fmi 31 is showing, I got a 2012 587 Cummins isx. I
Spn 1569 fmi 31 is showing, I got a 2012 Peter 587 Cummins isx. I replace a lot of parts already and I'm loosing power … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 satisfied customers
We have a 2008 kenworth t660 with a cummins isx 435, it shut
we have a 2008 kenworth t660 with a cummins isx 435 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 satisfied customers
Cant do regeneration, Peterbilt 386 2010, Cummins isx, I got
I got code for exaust gas pressure and dpf filter full… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I have a 2013 Cascadia with 5 diagnostic falt in dash. Spn
I have a 2013 Cascadia with 5 diagnostic falt in dash. Spn 102 fail 18 spn 5319 fail. 31 spn 5298 fail 17 spn 3556 fail 18 spn 3251 fail 0. Truck Vin 1fujglbg2dsbx2662 engine serial number 79561243 Cu… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have 2010 Pete isx cuminns With code 2639 active Replaced
I have 2010 Pete isx cuminns With code 2639 active Replaced filters Dozer nozzle And been thru ten regen can not get to clear or go inactive… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 satisfied customers
I have a 2008 isx with fault code 94 any nts engine is in a
i have a 2008 isx with fault code 94 any hints engine is in a monaco motor home with 33000 miles engine lost power - will run light load ' about 1500 to 2000 rpm if I push it, it starts blowing some l… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 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
7,066 satisfied customers
2007 cummins 8.9 ISL PID 94 FMI 1. truck starts and runs fine.
2007 cummins 8.9 ISL PID 94 FMI 1. truck starts and runs fine. code only appears under load. i can read the truck with a prolink. i do not have cummins software. so i cant read fuel pressure. should t… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
Hello Im broke down on the side of the road in ID.. I have
Hello I'm broke down on the side of the road in ID.. I have a 2008 pete 387 550 Cummins with 788,768 miles. My ABS lights started coming on and all my light on my gages came on ( red lights ) and my t… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
I have an isx cummins in a 2005 Pete, my problem is when the
I have an isx cummins in a 2005 Pete, my problem is when the truck is shut off after any temperature is reached it won't start again until it completely cools off. Truck has a new starter on it. Any h… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,066 satisfied customers
2011 Kenworth T660 with Cummins ISX400 (with DEF and DPF),
2011 Kenworth T660 with Cummins ISX400 (with DEF and DPF), 9 speed Eaton. 227k miles on the engine. This engine randomly (intermittently) goes into high idle *without* the regen light, warn engine lig… read more
Joe
Joe
Service Technician
Associate Degree
112 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

7,066 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

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