Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
2003 f-250 6.0 Smelled burning smell, discovered there was a
2003 f-250 6.0Smelled burning smell, discovered there was a pin hole in degas bottle so I swapped out the bottle and now there is no more visible leak of coolant that I can see.I'm not sure if it's re… read more
Chris (aka- Moose)
Chris (aka- Moose)
Vocational, Technical or Trade School
52,057 satisfied customers
2009 Freightliner MT45 cummins engine. Replaced three temp
2009 Freightliner MT45 cummins engine. Replaced three temp sensors in dpf. Keeps coming back with code 3241 fmi 2. Replaced turbo also. … read more
Roy
Roy
shop foreman
Associate Degree
4,526 satisfied customers
Just wondering if 200 degree water temp normal for a dd15 in
Just wondering if 200 degree water temp normal for a dd15 in a 2013 Cascadia? … read more
Roy
Roy
shop foreman
Associate Degree
4,526 satisfied customers
Working on a Cat C12. Burning anywhere from 5 to 8 gal a day
Working on a Cat C12. Burning anywhere from 5 to 8 gal a day last fall during harvest. Brought into shop finally to work on, before it was plain ally visible white smoke from exhaust feeling comfortab… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
Actually I have a NEWMAR RV mounted on a Freightliner
Actually I have a NEWMAR RV mounted on a Freightliner Chassis with a Diesel engine. On my last trip I noticed that the water temp gauge moved up and down from cold to not quite in the red. The oil in … read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
490 satisfied customers
I have a Dynamax RV built on an M-2 freightliner chassis.
I have a Dynamax RV built on an M-2 freightliner chassis. Yesterday I traveled 70 miles and the engine smelled hot! Opened the hood and the coolant looked like it was boiling! Temp was just over the 2… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
490 satisfied customers
Buddy, I have a 2007 Columbia X35320, with a 14 liter 475 hp
Hi buddy, I have a 2007 Columbia X35320, with a 14 liter 475 hp series 60. The problem I'm having has cost a lot of money and know one seems to be able to figure it out. Loaded or empty on any kind gr… read more
Roy
Roy
shop foreman
Associate Degree
4,526 satisfied customers
I have a 2008 M2 Freightliner with a Cummings 6.7 engine
I have a 2008 M2 Freightliner with a Cummings 6.7 engine throwing a code of ECU 128 with the engine protect light on. We have replaced the egr cooler, water pump, Thermostat, and Temp sending unit. … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,312 satisfied customers
I have an '07 Freightliner M2 106 that keeps derating and
I have an '07 Freightliner M2 106 that keeps derating and illuminates the "check engine" light. From what I can determine it thinks the right side fender turn light is causing a problem. Is this even … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,097 satisfied customers
2012 freightliner cascadia Cummins... 2012 freightliner
2012 freightliner cascadia Cummins... 2012 freightliner cascadia Cummins engine. Fault code 111 fit looks coolant comes on just when I turn on the engine after turning it off for a while. Then it turn… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I have a 2011 freightliner cascadia. When i turn on the fans
Hi, I have a 2011 freightliner cascadia. When i turn on the fans for air (no a/c) there is that burn cable like smell and sometimes white smoke comming out of the vents. But when i hit the a/c button … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
697 satisfied customers
I am working on an 05 GMC 5500 with an izuzu 5.2 lit.
I am working on an 05 GMC 5500 with an izuzu 5.2 lit. diesel. Lots of black smoke when reved up. Replaced the turbo its a little better, but still smokes black… read more
Roy
Roy
shop foreman
Associate Degree
4,526 satisfied customers
International: 2010 International Durastar 4300 Vin # *****
2010 International Durastar 4300 Vin # ***** build date 8/09 DT466 Engine Serial # ***** Problem light white to gray smoke (has diesel fuel smell more than oil) during warming up process after the tru… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Hi I just purchased a 2005 peterbilt 387 with a c13 I bought
Hi I just purchased a 2005 peterbilt 387 with a c13 I bought it knowing it has possibly a blown head gasket or cracked head it is pressuring coolant tank with a little oil in it to but no water in the… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
My Motorhome is 26 thousand pounds, has a Cummings C7 350/hp...
My Motorhome is 26 thousand pounds, has a Cummings C7 350/hp... we have 22 thousand miles on it. The temperature indicator light comes on and starts beeping after about 10 minutes of driving and tells… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
We have a cummins n14 in a Freightliner. The original problem
We have a cummins n14 in a Freightliner. The original problem was it was missing and popping through the exhaust. We have ran the over head and set the valves. In the cummins computer there are no cod… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2003 freightliner with a cat c15 in it it seems to
I have a 2003 freightliner with a cat c15 in it it seems to go thru about 2 gallons of antifreeze a week in the winter but uses none in the summer. We have pressure tested the cooling system and it se… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
My detroit diesel DD15 has 586,000 miles. In the last 40,000
My detroit diesel DD15 has 586,000 miles. In the last 40,000 miles the oil consumption has gone from zero to 1 gal. every 2000 miles. No visible leaks underneath. Fuel mileage is poor at 5.4 mpg. the … 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

3,097 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