Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
2016 cascadia fault codes eec 61 fail 15 spn 3720. Had dpf
2016 cascadia fault codes eec 61 fail 15 spn 3720. Had dpf filters cleaned 1 month ago. Computer soot level reset … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2016 isuzu npr diesel it is on limp mode and i can not find
2016 isuzu npr diesel it is on limp mode and i can not find what is wrong . i attached a video of the dash . i cleared the codes using autel scanner and no codes coming back . i did select regeneratio… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I have a 2009 frieghtliner colombia with mercedes benz motor
i have a 2009 frieghtliner colombia with mercedes benz motor and the engine will shutdown there is a red flashing light on i know its for the exhaust filter but is there anything i can do or unplug to… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I HAVE A 2015 Freightliner cascadia DD15 with a headache
I HAVE A 2015 Freightliner cascadia DD15 with a headache code 5246 FMI 15 … read more
roy
roy
Associate Degree
3 satisfied customers
I have a 2012 freightliner garbage truck that was constantly
I have a 2012 freightliner garbage truck that was constantly regening had exhaust filters cleaned all codes went away except 5246-0 can't clear it has my power derailed… read more
roy
roy
Associate Degree
3 satisfied customers
Have a 2011 Freightliner Cascadia Dd15 with some codes Eec61
Have a 2011 Freightliner Cascadia Dd15 with some codesEec61 spn5246 fail 15 Chs 71 spn 520918 fail 5 Sys 25 spn 1548 fail 5 Any help would be great thanks… read more
roy
roy
Associate Degree
3 satisfied customers
We transferred an apu from one unit to another and it ran
we transferred an apu from one unit to another and it ran for a 30 minutes and it stopped and code En9 came up. Now when you turn it on it comes on for 5 seconds and stops and code En9 is back. Any id… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
A 2011 freightliner Cascadia with code spn3556 fmi 1 both
Hi ***** On a 2011 freightliner Cascadia with code spn3556 fmi 1 both check engine lights on, had replace Doser valve and Doser injector. On running engine around 1400rpm makes this "rattling noise. k… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
My names and I'm having trouble with a 09 Freightliner
Hi my names Chris and I'm having trouble with a 09 Freightliner Cascadia, it won't perform a parked regen.… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2012 model t660 with an isx 15 in it regen light is
I have a 2012 model t660 with an isx 15 in it regen light is on. On the dash but no ecm codes… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
I would like to know what the following code? Means. 3AFOE4.
I would like to know what the following code? Means. 3AFOE4. a detrit drumroll engineering diagnostic tool was used to read codes. The above is a MCM Fault. 2012 freightliner with d13 Detroit… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2008 freightliner cascadia trying to do a manual regen
I have a 2008 freightliner cascadia trying to do a manual regen but truck keep cutting off stop engine light keep coming on… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
Hello we get 2 codes on our 2008 freightliner cascadias 249
Hello we get 2 codes on our 2008 freightliner cascadias 249 254 5 Sid, and 164 254 4 sid they dont regen can you help me with this problem?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I have a tripac with dpf option. I stopped by a thermoking
I have a tripac with dpf option. I stopped by a thermoking in Mississippi and they told me my heat contactor was bad. They didn't have one I had to get it from tk in fontana California. I installed it… read more
tkman55
tkman55
Shop manager Trailer Refrigeration shop
138 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
Have freightliner cascadia and engine shutting down. not near
Have freightliner cascadia and engine shutting down. not near diagnostic computer but dash is flashing the following codes: Fail 00 sld 155 ecu 128… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 satisfied customers
Can someone help me on how to regenerate the dpf on a 2008
Can someone help me on how to regenerate the dpf on a 2008 ford lcf.We had it cleaned.Now we need to know how to regenerate the system...… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have 09 Freightliner Cascadia with DD15 engine! Recently,
I have 09' Freightliner Cascadia with DD15 engine! Recently, it shows some error code as follow: 750F AC120 4-20 SU120 I dont quiet understand and can't find anything related! Now, this truck will sta… read more
DirectInjection
DirectInjection
Field Service
Diplom
56 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

2,891 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