Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
2012 cascsdia, def tank light flashing and tank is full,
2012 cascsdia, def tank light flashing and tank is full, have codes of spn003364 def quality 17. Spn003364 def quality 01, Spn00435 def air pressure … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
8,245 satisfied customers
Frightliner cascadia 2012 wouldn't crank. Frightliner,
Mechanics tried but not me, each time either they couldn't find any issues, or one time they said relay is bad and replaced it … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
8,245 satisfied customers
Second opinion] My school bus has a Cat 3126 engine which
Second opinion] My school bus has a Cat 3126 engine which shut down after beeping sound with no indicators on the dashboard. I was able to start it back up. No over heating. Engine #8YL75030… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I'm still trying to get my 2007 Western Star (with 515
I'm still trying to get my 2007 Western Star (with 515 Detroit 14l) to run as well as the others in my fleet. I have recently changed the turbo (again), and checked again for boost leaks and had the v… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
I am having problems with a 3126 engine ESN Hep44337 I have
I am having problems with a 3126 engine ESN Hep44337 I have talked to cat man about it a while ago and did some things to the truck but it is still having problems.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
We have a 2006 International 4300 series truck,came into the
Hello Pearl,we have a 2006 International 4300 series truck,came into the shop for a low power problem,scanned for codes and test drove,no codes until we started up a long steep hill,lost power and ck.… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I have a jd 8530 with ECU 1347.07 active and 94.17 is active
I have a jd 8530 with ECU 1347.07 active and 94.17 is active as well … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,009 satisfied customers
I have a 3406e cat it started running rough like fuel
i have a 3406e cat it started running rough like fuel filters were pluged up was trying to get it home .drove about 35 or 40 miles heard a pop or something like that ,then started a banging sound ,dro… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a CAT 3406E fitted onto a truck and when its empty it
Hi,i have a CAT 3406E fitted onto a truck and when its empty it drives just fine but when its loaded it cuts and jerks when the fuel drops below half tank or when you increase the speed above 80kph,wh… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
What does it mean when your truck diagnosis says engine
What does it mean when your truck diagnosis says engine derated on a peterbilt Paccar engine… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code PID 259 Fault 1 Fail 00. The truck will drive normally, then the speed of the engine will drop to 45 mph and won't go above that. … read more
John Vieira
John Vieira
Heavy Duty Diesel Mechanic
63 satisfied customers
Have a 2001 Kenworth T600 with a caterpillar C12 engine. When
Have a 2001 Kenworth T600 with a caterpillar C12 engine. When my driver is driving the truck, the truck turns off and then on. You can hear noise in the exhaust pipe that it turning off. All the light… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a 2005 c7500 with a c7 acert. The engine starts runs
I have a 2005 c7500 with a c7 acert. The engine starts runs and the thing drives. Great oil fuel pressure and compression I assume is good cause it lights right off when started. The problem I am havi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
my 2009 iveco daily 2.3 hpi edc light came on? i have an
my 2009 iveco daily 2.3 hpi edc light came on? i have an iveco daily 2009 lwb 35s12,today the edc dash light came on but up to now it still seems to be running without problems,can anyone tell me what… read more
Eurotruck72
Eurotruck72
Garage owner
122 satisfied customers
Toyota Coaster: good day sir,I just bought a used Toyota
good day sir, I just bought a used Toyota coastal bus a week ago. the problem I discovered that it is very very slow in accelerating. it can barely climb a hilly road especially with passengers. what … read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
we have changed the booster and the fuel pump, still we are
we have changed the booster and the fuel pump, still we are only getting 300 hp on the dyno. any ideas what would be causing the low hp? mbe 4000… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
When I set and idle I hear a light pop in the exauhst and now
When I set and idle I hear a light pop in the exauhst and now if I run down the road and pull up to stop sign count to 5 it acts like its sucking air… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I have a c15accert mxs71109 fresh rebuild since it is back
I have a c15accert mxs71109 fresh rebuild since it is back when I start it up when it's cold it idles fine then a mile down the road it will start to jerk and bang and smoke and you can smell diesel f… 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

3,009 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