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
2011 Maxxforce DT466 unit came in running rough, no engine
2011 Maxxforce DT466 unit came in running rough, no engine codes. Did a injector buzz test #3 and #6 failed, replaced all injectors and injector pucks. Unit will start but runs rough injector pressure… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
Truck was running fine and he was sitting in the interstate
Truck was running fine and he was sitting in the interstate idling in a construction zone. Truck shut off and would not start. He had fuel in the tanks. It is a 2015 Freigthtlner/Cascadia with a DD15.… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
2013 Mack gu713 Fault codes pulled using JPro 1127-18 647-5
2013 Mack gu713 Fault codes pulled using JPro 1127-18 647-5Driver reported that the unit runs well in lower gears, but the unit loses power once he gets into higher gears and the unit is going 60 mph … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2013 freighliner pndb.. what other issues can outcry other
2013 freighliner pndb.. what other issues can outcry other than shutting off while driving... my HDA OVRD, check trans light, ABS light and it starts and won't start sometimes … read more
Expert
Expert
10,510 satisfied customers
I got sa 0 spn 641 fmi7. Its Volvo 2012 d13. No I'm not I'm
I got sa 0 spn 641 fmi7 JA: What's the make/model/year of your truck? Engine type? Customer: its Volvo 2012 d13 JA: Are you fixing your truck yourself? What have you tried so far? Customer: no I'm not… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
I have a 2013 Mack CHU613 with the MP8 engine. 2013 Mack
-SPN 1072 FMI 4 -SPN 1127 FMI 18 -SPN 647 FMI 5 -SPN 4811 FMI 2 -SPN 4813 FMI 4 -SPN 1265 FMI 4 -SPN 3936 FMI 0 -SPN 1127 FMI 10 -SPN 1127 FMI 14 -SPN 411 FMI 7… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
2012 MACK MP8 ENGINE WERE IS THE CHECK VALVE FOR FUEL SYSTEM
2012 MACK MP8 ENGINE WERE IS THE CHECK VALVE FOR FUEL SYSTEM TRUCK BLEEDS BACK FUEL AFTER SITTING AWILE… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
Need to convert SPN's & FMI's to usable information. 2014
Need to convert SPN's & FMI's to usable information … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
Spn-94 fmi 18 and pid-94 fmi 1. 2007 peterbilt cm870 cummins
2007 peterbilt cm870 cummins died turned back on but know response from pedal … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
My truck 2014 prostar maxxforce 13 loses power going up the
My truck 2014 prostar maxxforce 13 loses power going up the slightest hill loaded or unloaded. loaded wont go faster than 58-60mph. fuel economy is out the window. codes that came up are SPN 524285 FM… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
Running rough slow take off low power. 2013 volvo 670 D13.
Running rough slow take off low power JA: What's the make/model/year of your truck? Engine type? Customer: 2013 volvo 670 D13 JA: Are you fixing your truck yourself? What have you tried so far? Custom… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
My truck SPN 613 and FMI 14-1-5 its shuts down. Fixing it my
my truck SPN 613 and FMI 14-1-5 its shuts down JA: Sometimes things that you think will be really complicated end up being easy to fix. The Heavy Truck Mechanic I'm going to connect you with knows all… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
Its throwing codes sa 0 spn 94 fmi 18. sa 0 spn 1127 fmi 14
its throwing codes sa 0 spn 94 fmi 18. sa 0 spn 1127 fmi 14 sa 0 spn 1127 fmi 18 sa 0 spn 5298 fmi 18 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
I have an engine code on a mack with an mp8 engine spn 1127
hello i have an engine code on a mack with an mp8 engine spn 1127 fmi 14 and spn 1127 fmi 18 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
Fault code spn 1127 FBI 18. Volvo vnl 780 d13 2013. Reset
Seems to be running fine, not sure what the problem is… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,305 satisfied customers
Not sure I have a code I'm trying to see what it means, 2011
not sure I have a code I'm trying to see what it means … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a 2009 internation durastar 4300 7.63 liter with a
good morning i have a 2009 internation durastar 4300 7.63 liter with a trouble code of 111 coolant level id 1 vaild but below range and 118 injector needle lift sensor #1 id 3 voltage above normal or … read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
640 satisfied customers
Jeremy, I have a a 2012 Volvo with a D13 that just threw out
Hey Jeremy,I have a a 2012 Volvo with a D13 that just threw out two codes and is asking for a parked regen. I have tried to do a parked regen but it start the process and about 5 min into the regen it… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 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