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
2005 FG is overheating. Radiator seems perfect but isn't
2005 FG is overheating. Radiator seems perfect but isn't getting warm, no flow. … read more
Drue Casey
Drue Casey
Heavy Duty Diesel Mechanic
Vocational, Technical or Trade School
GOOD WITH CUMMINS, BUT Just bought a MITSUBISHI....A used 05
IM VERY GOOD WITH CUMMINS, BUT Just bought a MITSUBISHI....A used 05 fm260 , no check eng lights on , overheats ONLY under load( uphill mostly) .BLACK SMOKE .... I can drive it all day like a baby and… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Getting high water temp like 230 and then the oil pressure
Getting high water temp like 230 and then the oil pressure is dropping off to cause a light 6-7 psi … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 3306 Cat in an agricultural tractor that is having
Hello, I have a 3306 Cat in an agricultural tractor that is having overheating problems. … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
2012 friegtliner m2 still overheating after changing the
2012 friegtliner m2 still overheating after changing the whole coolant system … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
No heat truck runs hot undwr load. 2005 kww900 c15 accert
yes i had the thermosts done I was at the pressure wSHER AFTERB THAT IT RAN HOT WEIRD … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
DO THEY MAKE A COOLER THERMOSTAT FOR A 3116 CAT, I KNOW OEM
DO THEY MAKE A COOLER THERMOSTAT FOR A 3116 CAT, I KNOW OEM IS AT 190 DEGREES, THIS UNIT SEEMS TO RUN WARM WHEN LOADED. MANUAL GAUGE READS UP TO 220, BUT WHEN CHECK WITH HEAT GUN, THAT IS ONLY READY A… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have 2017 freightliner m2.when truck running water temp is
I have 2017 freightliner m2.when truck running water temp is ok, but when its on prking(running) temperature goes over 200 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 353 aluminum Detroit diesel that I just put in my
I have a 353 aluminum Detroit diesel that I just put in my 35 AWS Michigan Loader. I'm trying to run the rack. It runs but wont idle and is slow to reach a medium top end. Probably only about 1300-150… read more
Curtis B.
Curtis B.
Technician
Associate Degree
38,588 satisfied customers
M-11 Cummings in a 1990 Volvo I have owned 9 years always
M-11 Cummings in a 1990 Volvo I have owned 9 years always ran cold 160-170 tops and now water buzzer going off changed t-stat and water pump did not help. Front of motor at 160 degrees and back or #6 … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
B5.9 44622447 built in 1992. Get puff of black smoke out of
B5.9 44622447 built in 1992. Get puff of black smoke out of exhaust coming off idle. Does not smoke at other times. Also runs hotter (210) when pushing engine, like driving into strong headwind or up … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 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 a 1988 toyota coaster bus 6 cyl diesel it gets hot (115deg)
I have a 1988 toyota coaster bus 6 cyl diesel it gets hot (115deg) going up hills in top gear or long slow risers in roads. I have had the radiator striped and cleaned they could not find any blockage… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
1996 American eagle bus series 40 overheating new rad. new
1996 American eagle bus series 40 overheating new rad. new water pump, new therm. runs up 225deg. and over within 6 miles ?… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
hello I have a 4900 dt466e 1998 with coolant problems, this
hello I have a 4900 dt466e 1998 with coolant problems, this all started when I had a bad turbo, it was pitted and play in the bearings, so I replaced the turbo and oil cooler, after this was done ect … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
2005 fm1j overheating on pulling up hills I have changed radiator
2005 fm1j overheating on pulling up hills I have changed radiator fan hub thermostat coolant and just rebuilt fuel injectors but still getting hot motor has done 15000 hrs but still goes well… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
cursor 10 in case ih 8120 combine overheating --- replaced
cursor 10 in case ih 8120 combine overheating --- replaced thermostat but did not fix. fan is turning and moving air; radiator is very clean. overheats in a matter of 100 yards of combining. about 525… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 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
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

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

38,588 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