Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
I have a 2012 Peterbilt cummins isx 15 engine. it is losing
i have a 2012 Peterbilt cummins isx 15 engine. it is losing coolant but not leaking it on the ground? They changed the o rings on the water pump but it is still losing coolant at a gallon a day? What … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a turbo air valve that cut on and off air to the
I have a turbo air valve that cut on and off air to the actuator I have a isx Cummins 2005 9400i voltage in the control is 11.5v no volt out the air completely stop going to the actuator . It's not sm… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
11 satisfied customers
When my engine fan kicks in at low temps my ac works
When my engine fan kicks in at low temps my ac works perfectly and the engine runs at 180 degrees all day. When the engine fan does not kick on until 200 degrees my ac does not work and the engine run… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
2018 Peterbilt right front rear wheel overheated brake
2018 Peterbilt right front rear wheel overheated brake burned up ABS sensor, replaced sensor and brake. Still gets hot, adjusted seems to be working, replaced maxi pot, new brake shoe,, adjusted and r… read more
don
don
fleet superintendent
Vocational, Technical or Trade Scho
12 satisfied customers
I have 2009 pete that had isx cummins putting in c 15 cat
i have 2009 pete that had isx cummins putting in c 15 cat acert the coolant tank ( plastic ) hits the top of the a/c compressor, looking for info do in need different engine mounts to lower the engine… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,032 satisfied customers
ISX cummins 2014 driving on the road on cut off no warnings
Hello ISX cummins 2014 driving on the road on cut off no warnings or check engine TURN ON FOR 2-3 seconds and cuts right off we try to accelerate and does not respond… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
Thank you. I have a 2013 Freigjtliner cascadia, with a 2016
I have a 2013 Freigjtliner cascadia, with a 2016 cummins isx 450hp. … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have an Isx cummins and would like to install it where a
I have an Isx cummins and would like to install it where a qsx was. Will they interchange or what is the difference? … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
We have an ISX 525 what is the grade oil that the driver
We have an ISX 525 what is the grade oil that the driver should use to add oil while on the road? … read more
Curtis B.
Curtis B.
Technician
Associate Degree
991 satisfied customers
I'm not able to build boost I have replaced turbo and turbo
I'm not able to build boost I have replaced turbo and turbo control valve . I have a active code saying the vgt driver circuit is high voltage . it is a 2005 pete with a cummins 475 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,032 satisfied customers
I have a Volvo 2007 with a Cummins ISX. and When I drive "on
Hi I have a Volvo 2007 with a Cummins ISX. and When I drive "on pedal" over 62 MPH the truck "cut off" from a spilt second and than driver OK. If I'm driving on CC-(cruise Control) drives perfectly fi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,032 satisfied customers
I have fun clutch problems when the fan clutch click the
I have fun clutch problems when the fan clutch click the engine light comes on and shuts off … read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518.
I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518. Its an ISX cummins. My issue is that the cruise and the jake only work sporadically. I test drive it this weekend and when you set the cruise … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 satisfied customers
Want to know why my engine brake is not working properly. It
Want to know why my engine brake is not working properly. It works but has no power in either cycle. It has three stages. This is on a Volvo 660 with a ISX Cummins Engine… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,032 satisfied customers
I rebuild this cummins isx 450 a while ago i chanmged all 6
hello sir i rebuild this cummins isx 450 a while ago i chanmged all 6 injectors what could other issue for low power CAC - OK turbo - OK turbo actuator driver - ok… read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
Hey Spanky, I still have a problem with this dadburn ISX,
Hey Spanky, I still have a problem with this dadburn ISX, the harmonic balancer does not have the correct timing marks. there is no A-B-C marks, as you rotate it clockwise it goes from 1-6TDC to inser… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
19 satisfied customers
I have several different Cummins engines mainly inside Volvo
I have several different Cummins engines mainly inside Volvo Trucks, what is the best parameters i can set up to get the best fuel mileage with Insite? i have anywhere from 2004 to 2015 model Cummins … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have a 2009 Kenworth T660 with an ISX Cummins 450 and it
I have a 2009 Kenworth T660 with an ISX Cummins 450 and it has developed a starting issue. It turns over but will not start then when u let off the switch and try again there is nothing at all. Batter… 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

7,032 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