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 1999 Kenworth T600 with a 12.7 60 series Detroit.
I have a 1999 Kenworth T600 with a 12.7 60 series Detroit. Back in July I had a piece of road debris puncture my driver side fuel tank. I had a shutdown light come on and my temperature was reading 21… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
2005 hino 268, over heating, new water pump new thermostat,
2005 hino 268 , over heating , new water pump new thermostat , new fan clutch , new radiator , how can I tell if it's egr or cracked head or blown head gasket ? Sometimes over heats in idle sometimes … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
419 satisfied customers
Coolant coming out of over fill on radiator running hot.
coolant coming out of over fill on radiator running hot … read more
Roy Belding
Roy Belding
7,530 satisfied customers
I have a 99 Peterbilt 379 with a CAT C 12 engine that's over
I have a 99 Peterbilt 379 with a CAT C 12 engine that's over heating. I have replaced EVERYTHING and it continues to over heat only while loaded and going up a hill. Also only during the summer when t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,222 satisfied customers
I have an O7 Freightliner where is a C15 acert twin turbo at
I have an O7 Freightliner where is a C15 acert twin turbo at 475 horse I've driven it over 300,000 miles recently I had an overheating issue and it cos they had to crack and I had it in the shop and I… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,222 satisfied customers
I have a 1998 9682 new holland versatile. it has heated ever
i have a 1998 9682 new holland versatile. it has heated ever since i owned it. they say there is a kit to change the v belts to surpatene belts but cannot the kit. i have put a larger air cleaner and … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
Got n14 engine. weird things happened with cooling system.
Hey, Got n14 engine . weird things happened with cooling system. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Mack e7 460 blowing antifreeze back thru reservoir tank cap
Mack e7 460 blowing antifreeze back thru reservoir tank cap new thermostat new top reservoir tank and cap. Engine was overhauled a year ago been doing it since we bought the truck shortly after the ov… read more
Roy Belding
Roy Belding
7,530 satisfied customers
LOW WATER TEM ISX, CHANGED THERMOSTATS AND SEALS TWICE, SAME
LOW WATER TEM ISX, CHANGED THERMOSTATS AND SEALS TWICE, SAME PROBLEM, TOOK HOUSEING FROM ANOTHER ENGINE, PUT IN NEW SEALS AND THERMOSTATS AND INSTALLED SAME PROBLEM, TO0K THAT HOUSING AND PUT ON THE O… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Have a 8150 massey that is pushing anti-freeze out of over
hello , have a 8150 massey that is pushing anti-freeze out of over flow , possible problems , clutch-fan going bad , water pump , or possible head gasket ? any thoughts would be helpful thanks neil… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
Im having some problems with my 06 t600 with a c15 cat.
Hi, Im having some problems with my 06 t600 with a c15 cat. Motor has around 650k miles never had any major work done to it. My problem is this. It has been leaking out coolant from the the radiator c… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,222 satisfied customers
2007 Volvo VNL with VED16 engine, coolant system problems,
2007 Volvo VNL with VED16 engine, coolant system problems, unit seems to be building to much pressure in coolant system. About one month ago customer had coolant feed line to to air compressor blow ou… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Hello. I have 1998 detriot 12.7 500 hp. Lately it's been
Hello. I have 1998 detriot 12.7 500 hp. Lately it's been using radiator fluid. Bit no visible leaks. Two days ago started temp rising , then fan kicks on and cools back down. However, it's pushing rad… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a Cat 140g grader with a3306c engine. When it gets to
I have a Cat 140g grader with a3306c engine. When it gets to 165 degrees it is putting pressure into the cooling system an blowing the anti freeze out ofthe radiator . The head has been reconditioned … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,222 satisfied customers
hi i have a Dyna 4 ton truck with an No4c engine and expierencing
hi i have a Dyna 4 ton truck with an No4c engine and expierencing heating problem , i have flushed the radiator and noticed a rusty sludge build up ,what is happening is that pressure is building up a… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have an International Prostar 2010 truck with cummins ISX.
I have an International Prostar 2010 truck with cummins ISX. When engine warms up, the coolant fluid in the tank starts bubbling like in a jacuzzi and it's not even hot. High pressure builds up in the… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
I have a running hot problem with my truck (1989 FF177 L )
I have a running hot problem with my truck (1989 FF177 L ) Ho7c motor. It doesnt boil it just goes to the top of the operating range a then drops down. If I keep my eye on the gauge its allrght but I … read more
JCTech
JCTech
Technical Specialist
Vocational, Technical or Trade Scho
352 satisfied customers
i have 2005 isuzu NRR diseal 4 cylender, we have overheat issue
i have 2005 isuzu NRR diseal 4 cylender, we have overheat issue (truck sometimes overheat and we turne it off before reach the max line waite for couple minute start againe no the gace below the halfe… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 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

10,222 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

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