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 c15 mxs. It starts and runs fine when cold. But
I have a c15 mxs. It starts and runs fine when cold. But when I shut it off warm and restart it it sometimes acts like the starter stalls for a second and then starts. A puff of black smoke comes out … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
51 satisfied customers
I have c15 Accert engine that requires factory level Cat ET
I have c15 Accert engine that requires factory level Cat ET software to reset after treatment codes. I do have the higher level customer version on cat ET software . Curious if there is a work around … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
2ND OPINION) I got Kenworth 2000 cat C12 engine in I'm
2ND OPINION) I got Kenworth 2000 cat C12 engine in I'm looking for how to test inyector volts … read more
Bradey V
Bradey V
Certificate
2003 f650 3126 cat died wont start check engine light does
2003 f650 3126 cat died wont start check engine light does not come on now communication with cat et, have power and ground to ecm and ignition hot on pin 70, replaced ecm with reman from cat still ca… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I'm looking for trim files for c-7 injectors. can you assist
I'm looking for trim files for c-7 injectors. can you assist with that? … read more
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
1999 freightliner fl70, 3126 CAT. there is no legible serial
1999 freightliner fl70, 3126 CAT. there is no legible serial # Vin 1FV6HJBA4XHA66603 Has the following active codes - PID:64 FMI:11 and PID:253 FMI:2 Wouldlike diag info assistance. Thanks… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cat Man, I have a 2014 Cat truck that i need to connect to
Cat Man,I have a 2014 Cat truck that i need to connect to the engine. I was able to connect to a 13 awhile back with my international software but i cant on the 14 I have 2016 ET and it connected to t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Can you tell me more about code 55 please? If that's the
Can you tell me more about code 55 please? If that's the only code that comes up how do you clear it? Hope you can help… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
We have cat c18 generators. I have 2 questions, 1) what do
Hi, we have cat c18 generators. I have 2 questions … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2009 Kenworth w900l with a cat c15 sdp and I'm
Hello I have a 2009 Kenworth w900l with a cat c15 sdp and I'm having regen problems. Connected a scanner and code 3711 fmi 31 comes up. Have changed the mass flow sensor, ARD head and spark plug. Any … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have an 03 KW T600 with a Cat engine. Our ELD recently
I have an 03 KW T600 with a Cat engine. Our ELD recently stopped reporting the odometer on this truck right at exactly 2,000,000.0 miles. I checked with the ELD provider and they do not stop at 2 mill… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Have a C13 with codes 3719 & 3830. Did DPf shake & bake, codes
Have a C13 with codes 3719 & 3830. Did DPf shake & bake, codes will not clear. Does this have to go to cat to get codes clear… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Very low engine power, low turbo boost, no codes present after changing two injectors and
Very low engine power, low turbo boost, no codes present after changing two injectors and the intake actuator harness. Removed the four injectors and installed new o-rings. Replaced turbo boost sensor… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I am working on a c13 that needs to regen. It had a bad
I am working on a c13 that needs to regen. It had a bad exhaust temp sensor that was preventing it from regening. I changed out the sensor and was able to start a manual regen but it will only run for… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have issues with check engine lights coming on periodicaly
I have issues with check engine lights coming on periodicaly and 99 percent of the time it has to do with emission control. This is very costly to diagnose and the down time is an issue. What type of … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cat Man, how do we change the governed speed and other parameters
Cat Man, how do we change the governed speed and other parameters using the configuration tool in Cat ET 2011A v1.0?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have the Jpro diagnostic software; if I get the CAT ET to
I have the Jpro diagnostic software; if I get the CAT ET to use with the jpro computer could I do the cutout test myself?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2009 Navistar with a Cat C13 and I have a Pid 154
I have a 2009 Navistar with a Cat C13 and I have a Pid 154 active. Fmi is 14. Telling me aux input and output status #2. What is the fix forthis problem?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 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

6,062 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

10,344 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,115 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

Technician

1,947 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

Mechanic

1,886 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 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