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 96 Dodge diesel that has 334k on it. Truck does
Hi! I have a 96 Dodge diesel that has 334k on it. Truck does fine until after pulling a trailer a while it loses power, won't pull faster than say 50 mph. … read more
Expert
Expert
7,469 satisfied customers
I am looking to purchase a used 1999 International 7.3
I am looking to purchase a used 1999 International 7.3 Diesel t444e short school bus to convert into an RV. The bus looks to be in good shape, but needs the rear end regarded for highway speeds. My kn… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
403 satisfied customers
I am looking to purchase a used 1999 International 7.3
Second Opinion] I am looking to purchase a used 1999 International 7.3 Diesel t444e short school bus to convert into an RV. The bus looks to be in good shape, but needs the rear end regarded for highw… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I would like to get some advice from a mechanic, there is a
Hi, I would like to get some advice from a mechanic, there is a man that is selling me a 1985 international mobile home toter with a 466 engine for $3500, everything works. The truck cranks and runs g… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Thanks for your time. I want to fabricate a goose neck ball
Hi , thanks for your time. I want to fabricate a goose neck ball on my 2018 f550 “roll off flat bed” attachment.Can it work pu … read more
Chris (aka-Moose)
Chris (aka-Moose)
Technician
Vocational, Technical or Trade School
66,382 satisfied customers
I have 2006 freightliner century with Detroit 60 12.7 truck
I have 2006 freightliner century with Detroit 60 12.7 truck was running good until 2 days ago, suddenly while I was cruising at 60 mph its start to sputter / jerk fells exactly like cars with distribu… read more
Expert
Expert
7,469 satisfied customers
My rear running lights are not working. Break lights work.
Break lights work. back up lights work but my running lights the red ones aren't turning on. And I can't find their fuse. It's a Ford f550 2018 work truck with bins . … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 1999 F550 cab and chassis, my check engine light
I have a 1999 F550 cab and chassis, my check engine light came on and I have all kinds of crazy codes, now I can no longer get my scaner to communicate with the truck. My scaner is bi-directional it's… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
My truck is running fine at idle. There is a very little
Hello, my truck is running fine at idle. There is a very little white smoke at startup that started when true truck lost prime a few months back. I took the truck to freightliner and had the idle shut… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
On more level ground i cruise at 75 mph no problem and very
On more level ground i cruise at 75 mph no problem and very little white smoke. When climbing hills or mountain grades i lose speed and power booster guage wont go past 30 on dash. And my exhaust pump… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a cat that falls on its face once its under a load
i have a cat that falls on its face once its under a load they found turbo was bad replaced found injector orings were bad replaced and air to air had a hole each time somethings replaced it gets bett… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
IH 9300 semi tractor, have replaced 2 ECM's in 15 months.
IH 9300 semi tractor, have replaced 2 ECM's in 15 months. Occassionally lose engine control (truck running, but pedal appears "dead", then will recover on it's own … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Tengo un Mitsubishi fuso fm fr 1999, no aceleraba a mas de
hola, tengo un Mitsubishi fuso fm fr 1999 , no aceleraba a mas de 55 mph y tira demaciado humo blanco, cualquier dia se arreglo solo llegando a mas de 75 mph y dejo de tirar humo blanco, estubo asi po… read more
Eurotruck72
Eurotruck72
Garage owner
122 satisfied customers
Early 2008 ford f550 6.4 diesel blue to smoke when driving
early 2008 ford f550 6.4 diesel blue to white smoke when driving had 2 forced regens second from dealer they found nothing happened for a few miniats nothing on dash for regen … read more
Chris (aka-Moose)
Chris (aka-Moose)
Technician
Vocational, Technical or Trade School
66,382 satisfied customers
I THINK I HAVE WATER IN THE FUEL OF MY ISUZU NQR 4.8 LTR DIESEL. WHITE
I THINK I HAVE WATER IN THE FUEL OF MY ISUZU NQR 4.8 LTR DIESEL. WHITE SMOKE AND ROUGH RUNNING HOW DO I BLEED IT? DAMMY… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I need help trouble shooting my komatsu D37p-5 dozer, ser.
I need help trouble shooting my komatsu D37p-5 dozer, ser. #3937 which has the 3 cyl. engine. After about 6 hrs. hard work, it started losing power as if the fuel filter was bad. after changing the fi… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2006 Freightliner with a 14 ltr Detroit 450hp. Upon
I have a 2006 Freightliner with a 14 ltr Detroit 450hp. Upon acceleration i am getting a miss with black smoke coming out the exhaust pipe. Cruising it is fine, as soon as you ask for power is starts … read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 satisfied customers
I have a 1988 F superduty 7.3 deisel. when the truck is loaded
I have a 1988 F superduty 7.3 deisel. when the truck is loaded it loses power when climbing hills. I have to down shift only to lose power in that gear and repete the process. what can i do to get the… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 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

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

66,382 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