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 2009 peterbilt 387 with a 485 Cummins ,, while
I have a 2009 peterbilt 387 with a 485 Cummins ,, while driving if I hit a bump in the road,, the engine stalls for a few seconds then gets going … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Fault code755 on Cummins isx cm2350 I have tried another
Fault code755 on Cummins isx cm2350 I have tried another fuel pressure sensor another ecm what could cause this code … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2010 Peterbilt with a cummins ISX. The engine shuts
I have a 2010 Peterbilt with a cummins ISX. The engine shuts down and has fault codes 124, 94, 96, and 70. any ideas? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,175 satisfied customers
Can I load a calibration AV10052.51 to and engine serial #
can I load a calibration AV10052.51 to and engine serial #(###) ###-####that has a AV10044.51 calibration both have same cpl 2733 … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
2009 Peterbilt with isx Cummins on insite trying to do a
2009 Peterbilt with isx Cummins on insite trying to do a stationary regen says clutch pedal is depressed just put in new clutch switch still says depressed try to bypass with jumper wire still says de… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a peterbilt 2009 with a isx cummins. IN PARK I HAVE
i have a peterbilt 2009 with a isx cummins. IN PARK I HAVE ACCELERATIN. PUT IT INTO DRIVE NO ACCELERATION. AUTOMATIC TRANSMISSION. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Peterbilt ISX engine engine brake stopped working think it's
Peterbilt ISX engine engine brake stopped working think it's just a relay or fuse but do not have diagram … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,175 satisfied customers
I have a 2011 387 Peterbilt with a isx and the engine fan
Hi I have a 2011 387 Peterbilt with a isx and the engine fan will not shut off. T … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,670 satisfied customers
We are having trouble starting a Cummins ISX 15, 2012
We are a provider of Roadside breakdown services. We responded to the customer who called with crank, no start, no codes situation. We have tried the obvious things, and think the problem is the fuel shutoff solenoid. … read more
Aaron Evans
Aaron Evans
MOBILE FLEET MANAGER
44 satisfied customers
I have an M11 Cummins in my 1995 White/Volvo semi tractor,
I have an M11 Cummins in my 1995 White/Volvo semi tractor … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
697 satisfied customers
My fan comes on with check engine light and engine brake
My fan comes on with check engine light and engine brake quits working 09 Pete 387 425 ISX.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,175 satisfied customers
Hi i have 2010 kenworth t660 with cummins isx 455hp and i have
Hi i have 2010 kenworth t660 with cummins isx 455hp and i have lov coolant level warning i take it to mechanics they check the wires change the overflow tank and the sensor but doe help… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2010 peterbilt 387 with a cummins isx CM871. The engine
I have a 2010 peterbilt 387 with a cummins isx CM871. The engine cranks but wont run. It did run only twice while here ...(Low idle, rough with no throttle response).Checked all the fuses...all good. … read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
15 satisfied customers
2009 peterbilt 387 with isx cummins engine have check engine
2009 peterbilt 387 with isx cummins engine have check engine light but no codes I did cycle the switches and disconnected the three cables at ECM still engine light on no codes..any ideals… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
i have a freightliner that is poping a 2559 code, it will start
i have a freightliner that is poping a 2559 code, it will start an idle sometimes but will have a dead pedal. Others it will start and almost lope an derate. The truck has a new injection pump, lift p… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a check engine lite on my 2009 387 ISX. used a scan
I have a check engine lite on my 2009 387 ISX. used a scan gauge and retrieve codes 124 11 from BUSJ1708 and code 3556 15 from BUSJ1939… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I am working on a Ford L9000 with a Cummins M11. Engine is
I am working on a Ford L9000 with a Cummins M11. Engine is loosing power, more noticeable under a load, and missing. Hooked up pro-link and have two active codes. pid91 fmi2 with 16 occurrences and pi… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2007 Ford F-650 Cummins 5.9L 124,000 milesEngine
I have a 2007 Ford F-650 Cummins 5.9L 124,000 miles Engine code that Is flashing on the dash is 4-3-1 Having random stop engine light coming on from time to time. It shuts the truck down to a "limp mo… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 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

3,175 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