Medium and Heavy Trucks

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I have a 3406E cat serial number 5EK 550 HP I cannot get
I have a 3406E cat serial number 5EK 550 HP I cannot get more than 18 to 20 PSI of turbo boost before this started I would getting 32 PSI it started dropping gradually over a few weeks period I have c… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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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.
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Associate Degree
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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
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2007 MP7 runs good in lower ear but looses power in higher
2007 MP7 runs good in lower ear but looses power in higher gear (spped ) no manifold pressure … read more
Daniel Wilson
Daniel Wilson
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2006 RV with 350 hp cat c7, flash code 25. When pulling
2006 RV with 350 hp cat c7, flash code 25. When pulling hills check eng light comes on , lift off and it goes way. I have checked the wast gate it is moving freely with no leaking, small amount of air… read more
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It is a 2004 steerling acterra truck has a mercedes benz
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][\][iCk0411
][\][iCk0411
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Vocational, Technical or Trade School
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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
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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
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I was wondering what are the number codes turbor charge 2006
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cumminsdr
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Low power with slow foot throttle response with empty truck, what comm
Low power with slow foot throttle response with empty truck, what common items can cause this condition?… read more
Andy
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I have a 2006 int 4300 with a dt 66 215 hp . it idles fibne
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Cat Man
Cat Man
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Dan,I have an old TD102F Fl10, which has a problem my
Hi Dan, I have an old TD102F Fl10, which has a problem my mechanic thinks doesn't exist. It has a deadly sounding rattle in the green zone of the tacho, won't rev past 1500 rpm, no power. The main pro… read more
dieseldan55
dieseldan55
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, turbo boost drops uphill, even small ones, sometimes just
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dieseldan55
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I changed the motor in my fl60 it had a 3126 210hp motor and
I changed the motor in my fl60 it had a 3126 210hp motor and I put a used 3126 190hp motor In it. When I did I swapped computers so that the higher horse computer was on the lower hp motor. Can this m… read more
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2005 Isuzu npr diesel 4 check engine light on runs and drives
2005 Isuzu npr diesel 4 check engine light on runs and drives but no turbo power took off egr motor, no change do not see waste gate operating when motor reved waste gate accuator works with air hose … read more
Wayne
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Hello my name is XXXXX XXXXX i am working on a school bus 2003
Hello my name is XXXXX XXXXX i am working on a school bus 2003 with a 466e engine i replaced the injector o rings because i found oil in the fuel tank that problem was solved but since then the engine… read more
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Andy
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hi, my question is what can i check to find out why i lose
hi, my question is what can i check to find out why i lose boost once in a wile,it is getting worse.sometimes i get as high as 35lbs other times it wont go passed 10, and when it starts to incress it … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 2007 F750 with a cat C7, I have low respose under
I have a 2007 F750 with a cat C7, I have low respose under acceleration like the turbo is not working. I have checked all the intercooler lines (ok) I can only generate 18 lbs of boost pressure and I … read more
Cat Man
Cat Man
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Meet the Experts:

Daniel Wilson

Daniel Wilson

2,803 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

3,991 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.

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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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