Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
I'm a grain farmer and I'm looking to buy a used semi. I
I'm a grain farmer and I'm looking to buy a used semi. I have a Freightliner that I'm trading off. We also have a 2011 t800 curved glass Kenworth that I like but have had a couple of engine issues but… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a Allison Transmission 2100hs model, very similar to
I have a Allison Transmission 2100hs model, very similar to a Allison 6speed 1000. I'm having a p0756 code. Things I have replaced, TCM, loaded valve body from Allison, rebuilt unit, check harness fro… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,390 satisfied customers
I have a 2008 Freightliner m2 106 with a mbe900 260hp motor
i have a 2008 Freightliner m2 106 with a mbe900 260hp motor and a allison automatic transmission 6 speed. wanting to get more hp/torque. pulling 40' fifth wheel trailer all loaded up for comfort lil o… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,100 satisfied customers
Fuel Rail Pressure Sign. 2013 Peterbelt 386, ISX 15 Cummins.
Last time around 2000 miles ago , This sign came, i went to peterbilt dealer, They changed the fuel filter, and SCR , NOX, Temp sensor. Then I run around 500 miles this sign came again, when I try to climb at moutain. Then go back to same dealer back, they said bettery cables loose that the reason. Run again 2000 miles now same sign came again on the mountain. … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
Have an isx Cummins that's skipping and passed injector test
Have an isx Cummins that's skipping and passed injector test but failed #6 on cylinder test, opened the valve cover and appeared to be exhaust smut inside what's your thing this may be, I'm replacing … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
Allison 2100 hs transmission no 5th gearNo codes 1-4 shifts
allison 2100 hs transmission no 5th gear(###) ###-####No codes 1-4 shifts fine rpm fine 2700 rpm in 4 59 mph date on trans 09h05… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have an 07 pete 379 with a mxs engine I was having issues
I have an 07 pete 379 with a mxs engine I was having issues with number 2 injector kept getting a questionable result on cylinder cut out test Brought it to the local shop and they changed it and it s… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a 2006 f650 5.9 Cummins engine with Allison
I have a 2006 f650 5.9 Cummins engine with Allison transmission when I'm driving on the expressway my check Trans light come … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
697 satisfied customers
Ok I have a 2012 Freightliner m2 truck with a cummins and Allison.
Ok I have a 2012 Freightliner m2 truck with a cummins and Allison. Codes 191 84 2003 . I have a no crank situation nothing at the shift indicator. also abs beeps 71 on dash.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Customer brought a 2007 ***** ***** Acterra garbage truck
Customer: Customer brought a 2007 ***** ***** Acterra garbage truck over to our shop. I have no throttle with the foot feed or back at the hopper controls. I need a wiring diagram for the body and eng… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Hello I got problem I mentioned I got cummins isx15 every 5000
Hello I got problem I mentioned I got cummins isx15 every 5000 miles exact 5000 miles after oil change the check engine says low oil pressure and truck dies then I start it it goes again when I change… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2003 350 cummins ISC engine in a 2003 freightline. The power is find from dead s
I have a 2003 350 cummins ISC engine in a 2003 freightline. The power is find from dead start \until around 40/45 miles per hour, changing from 4th to 5 gear, then motor cuts-out/shutters and check en… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I have a Monico Motor home with a 8.3 325 Cummins motor. I
I have a Monico Motor home with a 8.3 325 Cummins motor. I feel it should have more power. Loaded truck sail by me on hills. My son has a motor home with a 5.0 cummins that leaves me way behind. What … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
on a 2010 m2106 freight liner with a bummins 5.7L, what are
on a 2010 m2106 freight liner with a bummins 5.7L, what are the fault codes 380,324,101? Just replace the ERG cooler… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 96 FL-70/3126 with a 6-speed manual. What would it
I have a 96 FL-70/3126 with a 6-speed manual. What would it require in general terms to convert to an Allison Auto with an overdrive gear (like a 2000, or 3000) that will get it over 60mph. I know I m… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I had a PDI delete kit installed on my 2005 ISX by Artic Truck
I had a PDI delete kit installed on my 2005 ISX by Artic Truck in Calgary, AB. Since then the engine break is week and there is no difference between settings 1 and 2 on the switch. I expected to lose… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I need a split shaft pto on a new international terrastar,
I need a split shaft pto on a new international terrastar, the 1000RDS and 1000HS transmissions are not programable for this, can an allison 3000 be put in from the factory or even after I buy it, whi… read more
NavistarMaster
NavistarMaster
master diesel technician
Associate Degree
44 satisfied customers
hello i am looking to buy a used silage/grain/dump truck for
hello i am looking to buy a used silage/grain/dump truck for the farm. I have found a 2003 IHC 7600 with a 320hp ISM cummins with a allison HD-4560P/WR 5sp auto trans in it. Its previous job was a Cal… read more
Curtis B.
Curtis B.
Technician
Associate Degree
991 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

3,100 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,530 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

2,892 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,243 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

cumminsdr

cumminsdr

Mechanic

1,351 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

991 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

dieseldan55

dieseldan55

Contractor

74 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