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Related Medium and Heavy Trucks Questions
SECOND OPINION) I have a low power situation on a Cummins
SECOND OPINION) I have a low power situation on a Cummins ISC 8.3 engine in a motorhome and need some troubleshooting tips.… read more
Expert
Expert
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2012 f550, no turbo boost pressure at all. Ran normal,
2012 f550, no turbo boost pressure at all. Ran normal, stopped for half hour, upon restart no boost. Check engine light on, codes p1247, 0132. CAC tube replaced about 2000 miles ago, new Ford air filt… read more
Chris (aka-Moose)
Chris (aka-Moose)
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Vocational, Technical or Trade School
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I am working in a 2005 Frieghtliner Columbia with a 60
I am working in a 2005 Frieghtliner Columbia with a 60 series engine. I am having issues with an engine derate that is extremely intermitant. The code that it throws is flash 39 fmi 2 VNT vanes not re… read more
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2013 DD15 intermitent turbo boost pressure surges. My boost
2013 DD15 intermitent turbo boost pressure surges. My boost pressure will surge 2 to 3 psi intermittently with a corresponding increase in the turbo whine. This seems to only occur when the engine is … read more
Daniel Wilson
Daniel Wilson
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Regen Issue on a 2011 Pete 348 (vin:160507) with a Cummins
Regen Issue on a 2011 Pete 348 (vin:160507) with a Cummins ISC (esn:73333964). 123.9 miles ago Insite showed codes 3543 (NOx limits exceeded due to Insufficient Reagent Quality), 3582 (Aftertreatment … read more
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Daniel Wilson
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I'm looking at a 2004 Fleetwood Revolution em dash 38 350
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Daniel Wilson
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Got a series 60 engine that was fully rebuilt last year
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Wayne
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2006 IH 4200 VT365 engine. Engine runs smooth but has Very
2006 IH 4200 VT365 engine. Engine runs smooth but has Very low power from a dead stop and when climbing hills. Only builds 2#'s of boost until the truck gets going and then it slowly goes higher. Exha… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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We have a 2006 International 4300 series truck,came into the
Hello Pearl,we have a 2006 International 4300 series truck,came into the shop for a low power problem,scanned for codes and test drove,no codes until we started up a long steep hill,lost power and ck.… read more
Andy
Andy
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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
Expert
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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
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I do not have a question but do have a comment. I recently
I do not have a question but do have a comment. I recently bought my first diesel pusher. 2002 Freightliner chassis with 330hp Cat and Allison trans. Engine temp was rock solid for first 1,500 miles i… read more
Cat Man
Cat Man
Cat Engine Expert
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Wayne
Wayne
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Have 07 Freightliner century. Dd 60 14 ltr. 750,000 has been
Have 07 Freightliner century. Dd 60 14 ltr. 750,000 has been running excellent but coolant level sensor went bad, unplugged it, drove about 1400 miles. Take off with back haul, damn seems way heavy . … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Hi, my name isXXXXX own Freightliner Century 2004 Detroit
Hi, my name isXXXXX own Freightliner Century 2004 Detroit 60 engine last 6 vin M12223. Have a loss of power issue with my truck . And this killing me. When I driving without trailer everything is fine… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Hello, I have a Monaco motor home powered by a 360 ISC and
Hello, I have a Monaco motor home powered by a 360 ISC and it appears as though I have lost power on a pull. My turbo/booster gauge will not exceed 20psi whereas before it read higher as the pull incr… read more
cumminsdr
cumminsdr
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I have a power loss on a Detroit 60 series engine its in a freightliner classic 2003. The motor works fine there is no proble in the fuel lines collapsing and the pressure valve on the return line is … read more
Clayton
Clayton
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I have a 330hp cat diesel in my motorhome. In the mountains
I have a 330hp cat diesel in my motorhome. In the mountains of Colorado coming down mountains when I applied my exhaust brake it would make the engine r.p.m."s go to 2800 when the working r.p.m.'s is … read more
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Robert
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Meet the Experts:

Daniel Wilson

Daniel Wilson

11,379 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

24 years of experience diagnosing & repairing

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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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