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 2012 mack chu613 with an mp8 in it it keeps giving
I have a 2012 mack chu613 with an mp8 in it it keeps giving me a scr performace low service scr system and parked regen needed and the truck is derated … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
I have a 2015 mack mp8 engine that will not stay out of
I have a 2015 mack mp8 engine that will not stay out of derate mode says poor def quality service def we have clleaned filters new in and out senseors doser valve put new vavles behind the starter and… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
Will not start it's stuck in reverse 2010 Mack cxu613 mp8
Will not start it's stuck in reverse 2010 Mack cxu613 mp8 engine Eaton fuller transmission automatic … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
I have a mack flat front truck and i am getting the
Good day i have a mack flat front truck and i am getting the following codes:mid 136, sid 3 fmi 5 mid 142 pid 173 fmi 4 mid 136 sid 4 fmi 5 mid 142 sid 254 fmi 4 mid 136 sid 254 fmi8… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
I have a Mack MP8 360 EC01 engine with a CAM/CRANK fault
Hi, I have a Mack MP8 360 EC01 engine with a CAM/CRANK fault active, I don't have the timing tool, can you guide me to adjust the engine time? … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
2019. Mack gr64ft. Code. Mid 144 psid247 fmi14 count 1. Its
2019. Mack gr64ft. Code. Mid 144 psid247 fmi14 count 1 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
How are you I have a 2012 Mack CXU day cab with a Mac mp8
Good morning how are you I have a 2012 Mack CXU day cab with a Mac mp8 engine and I'm getting a trouble code SID 231 j 1939 data erratic I've attached a picture of the VIN number end of the trouble co… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
2012 MACK MP8 ENGINE HAVE SOME CODES ENGINE 128 SPN 5394 84
2012 MACK MP8 ENGINE HAVE SOME CODES ENGINE 128 SPN 5394 84 FMI 17,9,19 ABS 136 MID 136 DID 4 FMI 2 10 7 14 VECU 144 MID 144 PID 84 FMI 2… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
I have codes,752,60,60,781,& 772 on a 2010 Mack cxu613 mp8
I have codes,752,60,60,781,& 772 on a 2010 Mack cxu613 mp8 engine any suggestions? … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
GM I have a 2012 Mack at idle Im able to shift gears but
GM I have a 2012 Mack at idle Im able to shift gears but truck won't move at all getting some codes on dash transmission 130 eng 128 what could be the cause of this… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
Volvo truck losing vss nd dateing engine. 214000. Vhd truck
volvo truck losing vss nd dateing engine JA: How many miles are on the Volvo? Is it an automatic or a manual transmission? Customer: 214000 JA: What is the model/year of your Volvo? Customer: vhd truc… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
14,373 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
Triage Tech/Shop Foreman
Associates
561 satisfied customers
Ist hivin me thise Nox monitoring failure. 2012 mack cxu.
Ist hivin me thise Nox monitoring failure JA: What's the make/model/year of your truck? Engine type? Customer: 2012 mack cxu. Mp8 JA: Are you fixing your truck yourself? What have you tried so far? Cu… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
Mack mp8 2012 in derate no codes no check engine light no
mack mp8 2012 in derate no codes no check engine light no lightening bolt, service def on information screen won't let us take out of derate… read more
Expert
Expert
10,508 satisfied customers
2005 Freightliner M2 with Mercedes engine and Allison 6
2005 Freightliner M2 with Mercedes engine and Allison 6 speed transmission. After truck gets hot get a banging noise from under seat and transmission stays in 5th gear. Getting several codes. 130 151 … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 2009 freightliner Columbia vin #1fuja6ck69lam6313
I have a 2009 freightliner Columbia vin #1fuja6ck69lam6313 It is not going into gear it an automatic transmission and is reading an code ECU 130 … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
2014 mack cxu613 MP8 codes P20EE00 AND P207F00 REPLACED BOTH
2014 mack cxu613 MP8 codes P20EE00 AND P207F00 REPLACED BOTH NOX SENSOR,NO CODES NOW BUT CAN NOT REGEN AND TRUCK STILL HAS SERVICE DEF ON INFORMATION SCREEN AND IS DERATED… read more
Expert
Expert
10,508 satisfied customers
2012 mack cxu613 mp8 code spn 4094 fmi 1 diagnosed to be acm
2012 mack cxu613 mp8 code spn 4094 fmi 1 diagnosed to be acm ,can I use a acm off another truck to be sure before buying one… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
14,373 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

14,373 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