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
Have a freightliner columbia Cruze control not working while
Have a freightliner columbia Cruze control not working while driving only works when idling… read more
Joe Green
Joe Green
65 satisfied customers
My 2015 Volvo Vnl 670 D13 the speedometer shows the speed is
My 2015 Volvo Vnl 670 D13 the speedometer shows the speed is 84.3% of the actual speed? … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
I recently purchased a 2007 KW T600. It has a cummins ISX
I recently purchased a 2007 KW T600. It has a cummins ISX with an auto shift transmission with a clutch pedal. I replaced the speed sensor, but the speedometer still doesn't work and the transmission … read more
Nich1019
Nich1019
Cummins/Caterpillar Technician
Vocational, Technical or Trade School
1,937 satisfied customers
I have a 2015 freightliner. It's automatic but it's stuck in
I have a 2015 freightliner JA: What's the make/model of your 2015 freightliner? Customer: it's automatic but it's stuck in manual JA: Is there anything else the freightliner Mechanic should know befor… read more
Joe Green
Joe Green
65 satisfied customers
I am doing an engine swap in a 2000 peterbilt 379. I took
Hi I am doing an engine swap in a 2000 peterbilt 379. I took out a cat 2ws32622 with a 70 pin connector and replaced with a 40pin ecm cat 6ts17248. The problem I'm having is with the engine fan. It wi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
VIN-***************** ESN-79831185 Have codes for oil rifle
VIN-***************** ESN-79831185 Have codes for oil rifle pressure low. both most severe and moderately severe levels. Installed manual gauge and new sensor. Even at 200 degrees manual gauge still r… read more
Nich1019
Nich1019
Cummins/Caterpillar Technician
Vocational, Technical or Trade School
1,937 satisfied customers
I have a 2013 Peterbilt 389 VIN ***************** we did a
I have a 2013 Peterbilt 389 VIN ***************** we did a engine swap and the speedometer is not working. I found a set of wires coming from the engine harness that appeared to look like the speedome… read more
Nich1019
Nich1019
Cummins/Caterpillar Technician
Vocational, Technical or Trade School
1,937 satisfied customers
Dr. Cummin's I have a question for you. I am working on a
Dr. Cummin's Hello my name is ***** ***** have a question for you. I am working on a mobile terex crane. Engine serial # 45779907 Model 6cta 8.3 liter ECM serial #3013115 with an Allison transmission … read more
Joel Bos
Joel Bos
909 satisfied customers
I'm working on a 2008 Peterbilt with an isx engine, the
Hi, I'm working on a 2008 Peterbilt with an isx engine, the original engine failed (seized) and was swapped to a 2015 ISX. The old engine communicates with the truck on j1587 and the new engine commun… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
561 satisfied customers
We have a 1996 ch613 Mack that has had the motor change out
Hello we have a 1996 ch613 Mack that has had the motor change out it now has a 1993 model motor. They both had the EM7 V-MAC II Mack motor. It ran good for close to a year then it started missing then… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
How's it going? I have a question. My Cruise control is not
Hello how's it going? I have a question. My Cruise control is not working on my 2006 international 9200i where will I need to start to correct the issue… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
98 PETERBILT, the speedometer works but shows no speed on
98 PETERBILT, the speedometer works but shows no speed on the computer, cruise does not set. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I have a N14 celect plus engine. With a eaton fuller 10
Hi I have a N14 celect plus engine. With a eaton fuller 10 speed transmission. When I start my day the rpm and speedometer work fine. But 60 to 70 miles into my trip the speedometer needle starts movi… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2005 peterbilt with an older 3406e engine. 2 wire
I have a 2005 peterbilt with an older 3406e engine. 2 wire speed sensor. Everything worked perfectly until I changed my ecm. No speedometer doesn't work correctly. Shows wrong speed and when it gets p… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
With the Peterbuilt there is suppose to be a way to check
With the Peterbuilt there is suppose to be a way to check codes and we need to know how to do it. Any ideas? This is a 2008 peterbuilt 387. Also the speedometer and the cruise quit working and the eng… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
F650: 2006 Ford F650: Replaced damaged transmission. Now the
2006 Ford F650: Replaced damaged transmission. Now the speedometer is not working and F650 won't shift correctly.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
How can i change how much the odometer shows that i drive.
How can i change how much the odometer shows that i drive. Ive got Cummins Insite. The truck shows 6 miles per hour slower at 50 MPH… read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
15 satisfied customers
96 volvo with cat 3406E died. No fuel flow thru ecm. Would
96 volvo with cat 3406E died. No fuel flow thru ecm. Would only turn over with either spray. Used shop peterbiult ecm ran in shop ok. Then grabbed and ecm from blown motor 98 Volvo with 3406E and swap… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 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

5,353 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