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
2017 Kenworth With 455 MX Pacar suddenly shut down and
2017 Kenworth With 455 MX Pacar suddenly shut down and displayed an engine icon with a wrench in the center of it … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
I'm getting a ecu 1 spn 5357 code when I pull a trailer the
Hello, I'm getting a ecu 1 spn 5357 code when I pull a trailer the check engine light comes on and black smoke comes out the exhaust … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Just needed to know what gear oil to use in my differentials
Just needed to know what gear oil to use in my differentials on my 2013 Peterbilt 587. I think it is 75w90 but not sure if I need synthetic or conventional … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Dpf enable fuel actuator code comes up with EGR Delta
Dpf enable fuel actuator code comes up with EGR Delta pressure code sometimes will blow white smoke around turbo side of engine. It's a 2012 386 peterbilt paccar Mx 13… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,395 satisfied customers
EGR Delta pressure code comes up it's a 2012 paccar mx13 386
EGR Delta pressure code comes up it's a 2012 paccar mx13 386 Pete … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
I have a 2013 Pete 386 w/MX-13 motor. Throwing DPF Fuel
i have a 2013 Pete 386 w/MX-13 motor. Throwing DPF Fuel Injector 1 No Response. Trying to figure out how to fix. … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
195 satisfied customers
Have a t680 having to do a manual Regen two days in roll
Have a t680 having to do a manual Regen two days in roll now … read more
Expert
Expert
7,467 satisfied customers
I have a 2013 Peterbilt with a epa 10 mx13 paccar 455 hp and
I have a 2013 Peterbilt with a epa 10 mx13 paccar 455 hp and 13 speed. Recently had truck serviced, dpf and doc baked and cleaned, boost pressure sensor replaced, nox sensors, 7th injector, def inject… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
Egr delta pressure. engine lite on,can I hurt the engine if
egr delta pressure . engine lite on,can I hurt the engine if I run it to get off long island ny … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
I am getting DPF fuel pressure voltage and EGR delta
I am getting DPF fuel pressure voltage and EGR delta pressure and fuel delivery pressure codes on a 2012 pack at motor … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,395 satisfied customers
I have a 2013 peterbilt with an mx-13. Check engine light
I have a 2013 peterbilt with an mx-13. Check engine light comes on and the display says 2 things : EGR delta pressure DPF fuel enable actuator… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
2011 kentworth with MX13 engine, my Esa diagnostic program
2011 kentworth with MX13 engine, my Esa diagnostic program is not working so I don't know what codes it has but the truck display shows egr delta pressure and the engine particle trap #1. Any ideas. I… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a code 412 fail 31 on a cummins isb 6.7, Freigjtliner
Just trying to figure out wats goin on wit the truck … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 2011 KW after idling all night my red stop engine
I have a 2011 KW after idling all night my red stop engine light came on fault found was EGR Delta pressure and Particulate Trap1 Pressure. I am a truck stop. Please help.… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
2013 kentworth. VIN 1NKBL50X6DJ342143 Has code FAULT CODE
2013 kentworth. VIN 1NKBL50X6DJ342143 Has code FAULT CODE 3382. SPN 3058 FMI 18. Need diagnostic info and location of sensors. Took on the road with scanner on and the percent on the egr fluctuates ac… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,395 satisfied customers
I am working on a Freightliner with a Detroit engine. Serial
I am working on a Freightliner with a Detroit engine. Serial #06r0991537. The wires for the delta p sensor have been torn off and I can't find the other end. Do they go to the end and if so what are t… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 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
12 satisfied customers
i have another question for clayton. 2006 columbia. vin # XXXXX
i have another question for clayton. 2006 columbia. vin # XXXXX dash says ECU 128. Blink codes are red light 81. yellow light 39, 46, 49, 44, 83, 72. 39 and 49 flash the code twice… read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 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

11,395 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

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

cumminsdr

cumminsdr

Mechanic

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 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