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
I have a 2017 Freightliner with a 6.7L Cummins. I replaced
I have a 2017 Freightliner with a 6.7L Cummins. I replaced the def sending unit and now I have a SPN 1569 that I can not get rid of. Any suggestions/ … read more
NicholasM1019
NicholasM1019
Diesel Technician
GED
4 satisfied customers
Engine light on. Freightliner m2 2008. Cummins 6.7. Mechanic
Engine light on JA: What's the make/model/year of your truck? Engine type? Customer: freightliner m2 2008 JA: Are you fixing your truck yourself? What have you tried so far? Customer: cummins 6.7 JA: … read more
NicholasM1019
NicholasM1019
Diesel Technician
GED
4 satisfied customers
Check engine lights and red stop light. 2016 Freightliner m2
I tried a regen process given to me by a friend - couldn't get the ramps up … read more
Scott Anthony
Scott Anthony
Master Technician
HS Diploma
2 satisfied customers
2014 Freightliner m2, 6.7 Cummins, red and yellow check
2014 Freightliner m2 , 6.7 Cummins, red and yellow check engine light came on, truck on limp mode, fault codes 3712spn5246, 3714spn 1569, need help… read more
Roy Belding
Roy Belding
7,534 satisfied customers
19 Freightliner m2 with Cummins has codes 6255, 6254, 1683
19 Freightliner m2 with Cummins has codes 6255, 6254, 1683 and3712. It went into limp mode and def gauge read empty and quality was 0 , I replaced the tank module and it drove 30 miles and back in lim… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
I have a fault code 1922. 2014 freightliner M2. 2014
yes, just checked the harness and after treatment temperature sensor … read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
204 satisfied customers
I have a check engine light that just came up in traffic spn
I have a check engine light that just came up in traffic spn 3216 FMi 20 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
419 satisfied customers
I have code 1922 and I don't know how to reset the red
I have code 1922 and I don't know how to reset the red engine light. I am using insite. Please help… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
6.7 cummins in m2 freifgrliner only goes 5 mph. Freightliner
6.7 cummins in m2 freifgrliner only goes 5 mph JA: What's the make/model/year of your truck? Engine type? Customer: freightliner m2 cummins 6.7 2014 JA: Are you fixing your truck yourself? What have y… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Def light on tanks full. Cummins 2014 m2. Has new pump
Has new pump Chased all wires did olms test and no broken wires … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
Cummins 8.9L 350 HP ISL M2 Chassis 2016 - error Codes spn
Cummins 8.9L 350 HP ISL M2 Chassis 2016 - error Codes spn 1569 Fail 31 - thanks, Derek … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
2011 Freightliner M2, Yellow and Red engine lights on,
2011 Freightliner M2, Yellow and Red engine lights on, derated speed. 4 codes 3226 fail 4, 3226 fail 20, 1569 fail 31, 5246 fail 0. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Engine is under powered with all engine code lights on.
Engine is under powered with all engine code lights on. Trouble codes are BH33 and Spu69-18stn … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I got a 2014 freightliner cascadia Cummins ISX with the
I got a 2014 freightliner cascadia Cummins ISX with the fault code 1569 spn … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
I was just talking to you about my freightliner. 2012 m2
no dpf light according to driver but check engine lights are on will not go about 1000 rpm… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 satisfied customers
I have a f650 cummins 2011 have had all parts of def system
Hey I have a f650 cummins 2011 have had all parts of def system replaced and spent well over $16000 on the truck with def problems according to cummins the truck is in debate mode throwing code 5246 a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2013 Freightliner M2 with an 8.3 cummins engine,vin#1FVACXBS8CDBJ8224.
I have a 2013 Freightliner M2 with an 8.3 cummins engine,vin#1FVACXBS8CDBJ8224. It has reduced power, slightly over idle with throttle. Codes 1569 and 3226. I don't have access to a repair manual, doe… read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
2012 Freightliner M2 with 6.7 Cummins. Check engine light and
2012 Freightliner M2 with 6.7 Cummins. Check engine light and stop engine light on. Bus is in derate. Fault codes on display are 3216,3226,1569 and 5246???… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,275 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

4,737 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

4,275 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