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 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
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
Im having issues with cummins engine.Unit number is 28476.
Hi Andy, Im having issues with cummins engine.Unit number is ***** It is a 2016 Freightliner 108 SD with ISL9 330 Cummins Issue: sputters at low RPMs (1600 or below) Code: *FMI 18 SPN 3058 (active) En… read more
Mike
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
Im having issues with cummins engine.Unit number is 28476.
Hi Andy, Im having issues with cummins engine.Unit number is ***** It is a 2016 Freightliner 108 SD with ISL9 330 Cummins Issue: sputters at low RPMs (1600 or below) Code: *FMI 18 SPN 3058 (active) En… read more
Mike
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
I have questions concerning two trucks. The first truck is
Hi Andy, i have questions concerning two trucks. The first truck is unit number 84671 a 2014 Freightliner Coranado with an ISX15 550 Cummins Issue: Shuts down while driving and gauges malfunction then… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
2016 m2 with a code spn 1569 fmi 31. Freightliner m2 2016.
I try do do most work in house but, kind of green on the def side if that is the problem… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,400 satisfied customers
2015 > Freightliner > M2-106 > 8.9 L 540 L6 Cummins ISL
2015 > Freightliner > M2-106 > 8.9 L 540 CID L6 Cummins ISL Diesel 3ALHCYCY6FDGM6211, CEL and trying to regen, horn keeps going off what causes that?… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
1 satisfied customers
I have this code dtc 157 14 on my maxxforce 13. 2013 pro
i was fixing my egr cooler and egr valve but after i bypass them i had this DTC 157-14 CODE AND WARNE ENGINE ON … read more
Mike
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
I have a spn 157 fmi 14 code. We have replaced the fuel pump
I have a spn 157 fmi 14 code. We have replaced the fuel pump and fuel rail. The code still exists. What do you think it is … read more
Mike
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
SPN 4364/FMI 18 - EPA10 Selective Catalyst Reduction NOx
SPN 4364/FMI 18 - EPA10 Selective Catalyst Reduction NOx Conversion Low how do I troubleshoot this or fix it? … read more
Mike
Mike
Shop Foreman/Triage Tech
Associates
2,464 satisfied customers
Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp with a
Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp with a SPN 3360 FMI 9 Fault. Took it to the Cummins Dealer and they said it was a bad key switch shorting to ground. Replaced the key switch same i… read more
Eddy
Eddy
HD Truck Tech
GED
2 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
3,632 satisfied customers
Have a 2014 M2 freightliner with EnG 1 code on dash. M2
have a 2014 M2 freightliner with EnG 1 code on dash … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,400 satisfied customers
I have 6.7l M2 106 I am changing the oil. I bought 5.2gals
Thank you, ***** ***** 6.7l M2 106 I am changing the oil. I bought 5.2gals of 15w40 wolf's head. Is this enough? … read more
Roy
Roy
shop foreman
Associate Degree
5,275 satisfied customers
I have a 2016 Freightliner M2 Business Class Cummins/Allison
I have a 2016 Freightliner M2 Business Class Cummins/Allison with 61,000 miles. intermittemnt problems with shifting and Range Inhibit light coming on. Usually reseating the electrical connectors on t… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
Cummins ISB6.7 in 2007 Freightliner m2 106 low fuel rail
Cummins ISB6.7 in 2007 Freightliner m2 106 low fuel rail pressure code ECU 128 PID 157 New Parts CP3 Fuel control actuator Fuel pressure relief valve Fuel pressure sensor Fuel Filter and Water separat… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
2012 Freightliner M2, Cummins ISB ser. # ***** shuts
2012 Freightliner M2, Cummins ISB ser. # ***** shuts down. Engine injector metering rail 1 pressure code SPN 157, FMI 18. What do we do?… read more
Roy
Roy
shop foreman
Associate Degree
5,275 satisfied customers
I have a 2008 ford F-650 with the 6.7L cummins, when calling
I have a 2008 ford F-650 with the 6.7L cummins, when calling for power at especially on inclines the engine light comes on and then when I ease for the gas pedal the light will go off, then I plugged … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
2009 paccar kenworth 6.7L cummins Code help FMI 2 Data erratic
2009 paccar kenworth 6.7L cummins Code help FMI 2 Data erratic intermittent incorrect FMI 3 Voltage above normal shorted high What do they mean and how can I figure this out limited scan tool diag.… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 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

3,632 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,965 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

3,400 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,672 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

1,458 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

149 satisfied customers

16 years of experience

dieseldan55

dieseldan55

Contractor

77 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