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
1999 Pete M11 Cummins. Check engine code is flashing 2,3,5.
1999 Pete M11 Cummins. Check engine code is flashing 2,3,5 … read more
cumminsdr
cumminsdr
Mechanic
4,262 satisfied customers
You Got a 2011 freight liner with a 8.3 isc Cummins lost the
You Got a 2011 freight liner with a 8.3 isc Cummins lost the turbo about a week ago replaced it with a new one had a VGT calibration problem got it calibrated last night it's making a sound like a air… read more
Expert
Expert
7,470 satisfied customers
Have m11 celect plus in 97 kw t800 have code 254 fuel
have m11 celect plus in 97 kw t800 have code 254 fuel shutoff going down road will just die start back up it is real intermitten i have omhed the hole circut all checks good checked engine harness all… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
404 satisfied customers
I have a 1994 kenworth with an M11 Celect Cummins Engine. I
I have a 1994 kenworth with an M11 Celect Cummins Engine. I took the M11 Celect that was in the truck out and put in an M11 Celect plus Engine that came out of a power unit. I'm not getting power to t… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Aftertreatment 1 Diesel Particulate Filter Missing
Aftertreatment 1 Diesel Particulate Filter Missing ......this is the code that is showing up how do i take care of it … read more
Expert
Expert
7,470 satisfied customers
1996 n11 cummin in a ex fed ex tractor goes into limp mode
1996 n11 cummin in a ex fed ex tractor goes into limp mode five minutes after you start it disconnect batteries wait 30 secs reconnect runs excellent again for ten minutes back to limp mode oil n cool… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
404 satisfied customers
I accidently put some diesel in def tank on a freight liner
i accidently put some diesel in def tank on a freight liner (Jayco Seneca motorhome) with a 340 hp cummins diesel approx 4 months ago. Had the check engine light come on our last trip. I took the unit… read more
Expert
Expert
7,470 satisfied customers
Truck runs well for different amounts of time then won't rev
truck runs well for different amounts of time then won't rev much over idle when trying to get off road starts lurching idles fine Has codes 190 engine speed data eratic and 251Power supply low … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
94 international with a Cummins m11 won't go over 55, 94
94 international with a Cummins m11 won't go over 55 … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I HAVE A 2009 FREIGHT-LINER WITH A CAT C15 engine as 700k
I HAVE A 2009 FREIGHT-LINER WITH A CAT C15 engine as 700k miles. Runs great on a flat surface but ones it hit a hill power drops to 10 mph. I change the turbo, fuel pump and many more things, I can no… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Bought an excavator with a Cummins M11 engine that has
Bought an excavator with a Cummins M11 engine that has overheating problems. Any quirks particular to this engine that might be the cause?… read more
cumminsdr
cumminsdr
Mechanic
4,262 satisfied customers
Need to upgrade my semi. I farm in central ND and use my
Need to upgrade my semi. I farm in central ND and use my semi on a grain trailer to haul from the field to my bins and then in the winter spend about 45 to 50 nights hauling about 380 miles round trip… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Clayton I have a freight liner Columbia 05 Having some issues I di
Hi Clayton I have a freight liner Columbia 05 Having some issues I did a complete engine in frame everything' looks fine no codes no lutes on The problem is losses a lot of power going up hills even w… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2008 Allegro motor home with a front end Cummins IBS
I have a 2008 Allegro motor home with a front end Cummins IBS 300 engine. Yesterday my wife and I were driving on the highway and the check engine light came on, two seconds later the DPF filter light… read more
cumminsdr
cumminsdr
Mechanic
4,262 satisfied customers
Transmissions md3060: I have an international 4700 with a 444e
I have an international 4700 with a 444e and i think an md3060 trans. drives fine shift points are good road speed is 68 max gov. Its is a mini trash hauler. on a steep incline if you dont get to 15mp… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I know that Cummins isnt your specialty but Ive been very
I know that Cummins isn't your specialty but I've been very impressed by your knowledge of engines all around. Have you ever seen an engine run fine when the truck is sitting still but it will never g… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Have a 2006 cummins isx and I keep running High exhaust temps
Have a 2006 cummins isx and I keep running High exhaust temps even while pulling empty around 600 F . Sometimes while I'm pulling a hill the boost will cut down and temps will climb up to 900F. Then t… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Hi! 1998 international with cummins m11 is lost power after
Hi! 1998 international with cummins m11 is lost power after an ecm was changed due to burn for unknown reason, truck is working normally, but after it gets to 180 temperature, loosing power. engine st… read more
cumminsdr
cumminsdr
Mechanic
4,262 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

4,262 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