Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
Have 2003 freightliner FL70 low power with with code on dash
have 2003 freightliner FL70 low power with with code on dash ECM128 and ABS 136 checked code by pushing cruse control and holding and get an engine light flashing 34. can you help please ? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I've a 97 international 4700 with a 466 dt engine its has a
I've a 97 international 4700 with a 466 dt engine its has a code 3866 what does the code means & how do u go about repair it.The truck comes on but wont crank, … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I have as a project a loaned 963 cat loader, for the fall
I have as a project a loaned 963 cat loader, for the fall diesel engine class, the owner loaned it for repair to our class, supposedly an acert 7.1 cat engine, for some reason bad fuel got by all thre… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
I have an 86 Caterpillar 931B trackloader. It isn't used a
I have an 86 Caterpillar 931B trackloader. It isn't used a whole lot. Recently I ran it and after about an hour, it stopped pulling. It was steering fine. Engine running fine, etc. I had not changed t… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,287 satisfied customers
This is what is going on I have a 2010 freightliner Coronado
Ok this is what is going on I have a 2010 freightliner Coronado with a series 60 this thing when your going up through the gears usually starts in eight gear when I have my foot in it and about 1600 t… read more
timdieseltech
timdieseltech
diesel tech
Vocational, Technical or Trade School
85 satisfied customers
I am considering buying a 2000 GMC C6500 / C5500 and
I am considering buying a 2000 GMC C6500 / C5500 and restoring it. Are there any parts that might be impossible to find, so my project is likely to hit an obstacle that cannot be fixed? For example, e… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
11 satisfied customers
Flashed ecm to 500 hp now I cant program personality module
flashed ecm to 500 hp now I cant program personality module without high interlock factory password. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2014 International bus and I am having some
I have a 2014 International bus and I am having some starting issues. It has 20 or so codes and I was wondering if anyone would be able to provide me with a master list of all the spn's for internatio… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
Tdc #1 you would do #6. #1 tdc you would adjust #6 after
#1 tdc you would adjust #6 after that do you turn the motor 120 dearees or turn it until #5 is tdc then do #2 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,891 satisfied customers
Cruise not working, 2001 379 peterbilt cat 6nz, traced wires
traced wires and switches checked ecm found ecm has service brake ON new switch also found wire 281 has power not sure why … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
Cat man, 1999 sterling cat c13 or something similar,
Hi cat man, 1999 sterling cat c13 or something similar, can't find info on the engine. I need to replace leaking front gear housing gasket. Any special instructions and steps to follow. Also, roughly … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a 2008 FH16 580 with a I shift. I turn the isolator
Hi. I have a 2008 FH16 580 with a I shift. I turn the isolator on, start engine and have throttle giving me normal revs. Then I select a gear-any gear. DID indicates I have selected a gear. Truck does… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
2005 freight liner sprinter van only raises temp to 120
2005 freight liner sprinter van only raises temp to 120 degrees at when started in morning and let run for 45 minutes. Will heat up to 185 when driving. I replaced the thermostat module and did not so… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
, I own a Freightliner 2009 vin # ***** with a C15
Hello, I own a Freightliner 2009 vin # ***** with a C15 engine, Serial # ***** I am having problems with regen. Here are some of the codes I am getting. ERROR CODE: 112D - aftertreatment air flow to l… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
cat 247b, changed thermostat and thermostat housing as it broke.
cat 247b, changed thermostat and thermostat housing as it broke. added 1/2 gallon coolant after installation. fired it up, at first had a little heat. then no heat and high water temp light and alarm.… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
Cat C7 engine just started blowing copious amounts of oil
Cat C7 engine just started blowing copious amounts of oil out of the blowby tube. The engine was rebuilt 300+ hours ago and has had no problems. The engine also does not appear to be running poorly as… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a 1998 fl70 with a cat 3126b that cant get started
I have a 1998 fl70 with a cat 3126b that can't get started I changed most of my sensors less coolant temp & air temp sent the ECM to fram ECM in Texas to be repaired. Oil pressure & fuel pressure is 1… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a 2005 International w/ DT466E It does not overheat,
I have a 2005 International w/ DT466E It does not overheat, no fuel in coolant no water in oil... but I get a steady stream of air bubbles out of the top return line to the coolant tank... so after ti… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 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

2,891 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