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'm working on a Cummins isx15 serial number 79740472. The
I'm working on a Cummins isx15 serial number 79740472. The engine spun a main and got the crank and block. We found a new crank and block and rebuilt the engine. Had t put a new ecm on it because the … read more
Steven
Steven
Shop Foreman/Triage Tech
Associates
2,189 satisfied customers
Truck run for a few seconds then shut down. Engine throttle
Truck run for a few seconds then shut down JA: Sometimes things that you think will be really complicated end up being easy to fix. The Heavy Truck Mechanic I'm going to connect you with knows all the… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a fault code of 1922 on my cummins. 2013 pete 387
changed the pressure switch on the burner and getting ready to pull the filter and have it cleaned … read more
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
Cummins Diesel engine. QSB5-G9 shows SPN1109 code. Generator
Cummins Diesel engine. QSB5-G9 shows SPN1109 code. Generator shutdown. What is the problem ? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I got a 2012 peterbilt w a isx15 while im driving the stop
I got a 2012 peterbilt w a isx15 while im driving the stop engine warning light comes on and shows a little #1 . it did have a loss of power also . what can this be ? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
2012 Peterbuilt - serial number 139306 Cummins ISX15 - #
2012 Peterbuilt - serial number 139306 Cummins ISX15 - # 79497370Regeneration Issues: This has been a ongoing problem with this truck for the last two years. Current issue: Unit will run the parked/ma… read more
timdieseltech
timdieseltech
diesel tech
Vocational, Technical or Trade School
98 satisfied customers
Cummins 6.7 ISB derating in a 2013 M2 Freightliner.
Cummins 6.7 ISB derating in a 2013 M2 Freightliner … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
Bro i started the isc engine and is smoking alot i repace
bro i started the isc engine and is smoking alot i repace all injectors and injector harness and still… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
PROBLEM WITH CUMMINS ISX ENGINE, I HAVE A CODE, HAVE CODES,
PROBLEM WITH CUMMINS ISX ENGINE JA: We'll do all we can to help. Tell me a bit more about what's going on so the Heavy Equipment Mechanic can help you best. Customer: I HAVE A CODE JA: Is there anythi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a 2004 W900L Kenworth with a ISX cummins, getting an
Hello, I have a 2004 W900L Kenworth with a ISX cummins, getting an intermittent code 731 engine speed code, I have changed sensors and check cam and crank wheel any other advice thanks… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
My brand new genset with a cummins QSX15 ran well the first
My brand new genset with a cummins QSX15 ran well the first start. Next day it wouldn't start.cummins South Africa technicians baffled. HELP… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
203 satisfied customers
GOT A 2011 PETE WITH A CUMMINS ISX15 HIGH PRESSURE FUEL RAIL.
GOT A 2011 PETE WITH A CUMMINS ISX15 HIGH PRESSURE FUEL RAIL. GOT AN ACTIVE CODE 1656 ENGINE MISFIRE CYLINDER #3, TRUCK HAS NO MISFIRE NO BLACK SMOKE OR LOSS OF POWER, REPLACE INJECTOR #3 RAN VALVE AD… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I have a 2004 KW with an ISX ESN-79006985 I need to replace
I have a 2004 KW with an ISX ESN-79006985 I need to replace the ecm and was curious if how to flash it, what programs are needed and the procedure to accomplish it. Thanks… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
we have a kenworth truck with a EGR engine in it the horton
we have a kenworth truck with a EGR engine in it the horton keeps cutting in every 20x seconds and then goes off and the driver has to keep manually overding to manual to drop temp we have changed sen… read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
15 satisfied customers
I am not able to shutdown more than one cylinder at a time,
I am not able to shutdown more than one cylinder at a time, probably due to the computer programming. One timing actuator has been replaced at a previous time. Any other suggestions? Thank you.… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
2004 Volvo 789 ISX Cummins engine When driving or idling
2004 Volvo 789 ISX Cummins engine When driving or idling first time each day engine automatically shuts off after oil temperature reaches 165-167 degrees. After waiting few minutes engine starts again… read more
William
William
Service Manager
Vocational, Technical or Trade Scho
40 satisfied customers
We have a 2009 ford f650 with a cummins engine. Engine Serial
We have a 2009 ford f650 with a cummins engine. Engine Serial number is XXXXX We just replaced the turbo and are needing to recalibrate it. We do have cummins ensight but do not have the quickserve th… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I have a 2003 Blue Bird bus. 5.9 cummins. Engine at times
I have a 2003 Blue Bird bus. 5.9 cummins. Engine at times shutters and runs poorly at city driving speeds, around 25 - 40 mph. Engine performs very well at highway speeds, no problems. Check engine li… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 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

3,632 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,965 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

3,400 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,672 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

1,458 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

149 satisfied customers

16 years of experience

dieseldan55

dieseldan55

Contractor

77 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