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
2006 7.8 Isuzu turbo Diesel/In a GMC C7500 Topkick. After
2006 7.8 Isuzu turbo Diesel/In a GMC C7500 Topkick. After bleeding out fuel lines when running engine for 5-10 min aprox. It shuts down. And I loose prime. I pump back up and no start unless I hit it … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
I have a 1999 ford f550, 7.3 ltr with 420K miles. My
I have a 1999 ford f550, 7.3 ltr with 420K miles. My mechanic say truck is in great shape. Truck runs fine until I attach my 32 ft gooseneck trailer with a load & then it does not to pull the load. Bo… read more
Chris (aka-Moose)
Chris (aka-Moose)
Technician
66,292 satisfied customers
2005 Ford F350SD 6.0L diesel. Hard to start when cold. Truck
2005 Ford F350SD 6.0L diesel. Hard to start when cold. Truck has new batteries. It passed glow plug self test, buzz test etc. Code P0611 did pop up. I am getting 47.6 FICM voltage. What should we chec… read more
Chris (aka-Moose)
Chris (aka-Moose)
Technician
66,292 satisfied customers
1998 FL70 5.9 cummins. truck starts but has no throttle
1998 FL70 5.9 cummins. truck starts but has no throttle response,then shuts off after about 10 seconds. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
2002 ford f550 7.3 power stroke will not start hot sit or 30
2002 ford f550 7.3 power stroke will not start hot sit or 30 min fires right back up runs great no codes at all… read more
Robert Blackwell
Robert Blackwell
Shop Owner
Vocational, Technical or Trade School
159 satisfied customers
Dr. Cummins, Have a ISX that is starting hard and runs rough
Dr. Cummins, Have a ISX that is starting hard and runs rough for a lil while... Once its cleans up it runs good. It will start and run for a couple seconds then die then crank and crank and not start.… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I'm working on a 1992 Kenworth t-800 semi truck. It has a
Hi, I'm working on a 1992 Kenworth t-800 semi truck. It has a cummins L 10 engine that quit running and now it will not restart ( will turn over but won't fire). I scanned the engine and there are no … read more
][\][iCk0411
][\][iCk0411
Fleet Warranty Manager
Vocational, Technical or Trade School
5 satisfied customers
We have a Perkins 4.236 and the engine cuts out after
We have a Perkins 4.236 and the engine cuts out after roughly two hours of running. He rpms surge slightly then she dies. We have replaced all the filters and secured or replaced any suspect fuel line… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
GOT CUMMIN ISX ESN 79423799, CRANKS BUT WONT START, REMOVED
GOT CUMMIN ISX ESN 79423799, CRANKS BUT WONT START, REMOVED FUEL FILTER IT WAS DRY, FILLED IT UP PUT FILTER BACK ON, AND STARTED, AFTER SHUTS OFF ANF WONT START, REMOVED FILTER AND DRY, REDO SAME PROS… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a Mahindra 2015 tractor. I'm having starting
I have a Mahindra 2015 tractor. I'm having starting problems. The engine just won't fire. I thought it was the starter and battery but I've changed them both. Also purchased new battery cables. The st… read more
John Oliver
John Oliver
none
3 satisfied customers
06 Ford F550 6.0 Diesel, Fixed air leaks found in test now
06 Ford F550 6.0 Diesel, Fixed air leaks found in test now starts good was taking long almost not starting, then it would shut down. now cranks right up. New cam sensor due to code, new injector press… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,841 satisfied customers
Ford F550 Super Duty (Diesel): We got a ford F550 diesel super
We got a ford F550 diesel super duty truck and after changing the fuel filters engine starts for few seconds and then shuts off. What is the problem?… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Hi I'm Bob. I have a 2005 FREIGHTLINER Columbia WITH A 7.2
Hi I'm Bob. I have a 2005 FREIGHTLINER Columbia WITH A 12.7 DEISEL ENGINE. THE AC SYSTEM CYCLES FROM HOT TO COLD ON ITS OWN CYCLES… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
ford f650: 01 cummins 5.9 factory installed in ford f650 dual
01 cummins 5.9 factory installed in ford f650 dual saddle tanks on frame rails side of truck , fuel bleeds from filter housing and cause no start, need to crank and release to energize electric pickup… read more
Geoff
Geoff
BS
12 satisfied customers
I have a 92 l10 cummins that when loaded has been losing power
I have a 92 l10 cummins that when loaded has been losing power on hills, sometimes a little skip and finally quits on me. The truck seems to be starving for fuel but right before it quits the stop eng… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have 2000 Ford Heavy Duty with 3126-B runs great when running
I have 2000 Ford Heavy Duty with 3126-B runs great when running but will stop running at any time.will not start unless starting fluid used,fires off and runs great until the next time in quits. We no… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
How do I prime my 2008 pro star with a cummins isx, I put fuel
How do I prime my 2008 pro star with a cummins isx, I put fuel in the fuel filters but now it won't start… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
1996 Chevy Suburban 6.5L turbo diesel. Starts and runs but
1996 Chevy Suburban 6.5L turbo diesel. Starts and runs but shuts off after a few minutes. We have replaced the Injection pump, Lift pump, Crank sensor, Map sensor, and PMD. What the heck is wrong??… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 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

4,841 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

66,292 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