Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2013 International prostar with Maxxforce 13 in it.
i have a 2013 International prostar with Maxxforce 13 in it. it runs and drives perfect but at idli its surging up and down.fuel filter was changed and has a fresh PM. no check engine lights are on. … read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
174 satisfied customers
I have a 2005 Mack CHN613 VIN: *****************. The truck
I have a 2005 Mack CHN613 VIN: *****************. The truck has very very limited power. I have 3 active code as follows, SID 269 FMI 7, SID 27 FMI 5, and SID 146 FMI 5. When driving and watching the … read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
174 satisfied customers
2010 Maxxforce DT Intermittent low power no codes Replaced
2010 Maxxforce DT Intermittent low power no codes Replaced turbo with a known good one Cleaned DPF Cleaned EGR valve.Still giving issues, will drive on its bus route just fine for 4-5 days and then no… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
174 satisfied customers
My truck is a 2012 freightliner with a dd13 miter and i
My truck is a 2012 freightliner with a dd13 miter and i can't get no power over 40. What do u think it might be … read more
Roy
Roy
shop foreman
Associate Degree
5,178 satisfied customers
I am working on a 60 series Detroit, engine serial number
I am working on a 60 series Detroit, engine serial number 06r0754246, that looses power periodically. When it does the boost pressure is only 1-2 psi. The problem is troubleshooting it because it only… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
International spn 2659 fmi 21. 9/12 INT MODEL 6412761010 EN
international spn 2659 fmi 21 JA: What's the make/model/year of your truck? Engine type? Customer: 9/12 INT MODEL (###) ###-#### EN #HDS J1939 JA: Are you fixing your truck yourself? What have you tri… read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,358 satisfied customers
My Ford F550 fitted with PowerStroke diesel engine is having
My Ford F550 fitted with PowerStroke diesel engine is having issues with the turobcharger overheating and getting red hot. Can you help me diagnose this problem … read more
Curtis B.
Curtis B.
Retired service manager
Associate Degree
3,486 satisfied customers
97 FORD F7/800 5.9L CUMMINS SERIAL # 45203873 Installed new
97 FORD F7/800 5.9L CUMMINS SERIAL # 45203873Installed new turbo #(###) ###-####not getting pressure to the waste gate actuator. Please help… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
I'm working on a 11 maxxforce dt 9/10 215 HP! I'm an
I'm working on a 11 maxxforce dt 9/10 215 HP ! I'm an experienced mechanic but this one has me stumped !! I don't have a lot of experience with the maxxforce! So the truck is in derate and the only co… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
500 satisfied customers
Got a 2005 inter with a cummins ism cm875 egr motor. issue
got a 2005 inter with a cummins ism cm875 egr motor. issue im chasing is a surging while driving mainly when pulling a hill no codes in ecm. seems like turbo is kicking in and out repeatedly can hear … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
My 2008 Peterbilt with an isx 500 all of a sudden lost boost
My 2008 Peterbilt with an isx 500 all of a sudden lost boost from 40 to 30 and has very little power. I change the turbo and change the fuel filter's and had to change the prime pump and it has made n… read more
][\][iCk0411
][\][iCk0411
Fleet Warranty Manager
Vocational, Technical or Trade School
5 satisfied customers
I have this ISX 671 at my shop i rebuild this engine 6
hello i have this ISX 671 at my shop i rebuild this engine 6 months ago since that it is having a issue of low pulling power the customer pulls around 60,000 lbs at the time of rebuild we used the aft… read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,358 satisfied customers
1999 detroit 60 diesel, was driving it when mpg dropped 7 to
1999 detroit 60 diesel, was driving it when mpg dropped 7 to 3, loss of power,everything normal!! Codes on readout ,engine road speed component failure, engine boost pressure electrical fault! New tur… read more
Roy
Roy
shop foreman
Associate Degree
5,178 satisfied customers
I have a 2004 Columbia with a detroit 60 series. is really
I have a 2004 Columbia with a detroit 60 series. is really rough idling up and bucks and coughs going down the road until your rpms get up high enough. found that the egr valve is letting exhaust into… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a freightliner with a MBE 4000. It seems that I have
I have a freightliner with a MBE 4000. It seems that I have a waste gate problem under load. It sounds like a severe exhaust leak. What could it be? The truck still has decent power. decent power. I a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have an 2005 14L Detroit. Engine is very weak. Boost pressure
I have an 2005 14L Detroit. Engine is very weak. Boost pressure builds to around 32 psi and falls back very quickly. We have no boost leaks. What should the VGT Vaine Actuator read and what should the… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
Im working on a c13 cat engine in a kenworth truck, the engine
I'm working on a c13 cat engine in a kenworth truck, the engine has no power, when you rev up on the engine it makes a loud "swooshing" noise from the right side I think, I pressured up the after cool… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I have a cummins isx that has a loss of power and not
I have a cummins isx that has a loss of power and not getting any turbo boost pressure. I have checked all hoses, air cooler, and dont find anything wrong. I am not getting any active codes either. I … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

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I am ASE Master Truck Certified.

Wayne

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

Jeremy

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cumminsdr

cumminsdr

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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.

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