Medium and Heavy Trucks

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I have a 2005 Freightliner Classic FLD 120 with OMLA781 (VIN
I have a 2005 Freightliner Classic FLD 120 with OMLA781 CID (VIN 23492) motor that I am swapping out with a 1992 Detroit Series 60 12.7L engine. I am having a difficult time finding reliable wiring di… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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09 freightliner detroit motor ecu 128, sid 155, fail 00 and ecu 128, sid 332 fail 14 … read more
Jeremy
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Want to know on 6v92 detroit 2 stroke slobber tube is not
Want to know on 6v92 detroit 2 stroke slobber tube is not leaking on the ground any more-it has ddec-lots of oil leaked from round air box at rear of engine but not leaking now. Is only one slobber tu… read more
Wayne
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I have a 91 freightliner with a Detroit 60 series. it
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I have a code 21 and 45 on my freightliner century 2008 with
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roybelding
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We have a series 60 that is blowing oil out the dipstick
We have a series 60 that is blowing oil out the dipstick tube and through the valve cover gasket. Seems to only happen when jaking.… read more
FIX-IT
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My detroit 12.7 has started blowing valve cover seals and
My detroit 12.7 has started blowing valve cover seals and oil pan seals have wash screen in valve cover but still does it … read more
spankyjr1
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2006 freightliner century Detroit series 60 12.7 510,000
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roybelding
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2009 Sterling with 60 Series Detroit Flash Code 83 Replaced
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Jeremy
Jeremy
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I HAVE A 2007 FREIGHTLINER COLUMBIA DETROIT ENGINE DAY CAB.
i HAVE A 2007 FREIGHTLINER COLUMBIA DETROIT ENGINE DAY CAB. SOMETHING IS PUTTING PRESSURE ON MOTER AND CAUSING OIL TO BLOW OUT OF DIPSTICK AND BLOWS OIL PAN GASKETS… read more
Derek Neustaeter
Derek Neustaeter
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I have detroit 12v92 TA in a sportfish. Fresh in-frame
Hi, I have detroit 12v92 TA in a sportfish. Fresh in-frame rebuild , including heads. 12 hrs in, sucked a valve, took out turbo. What would cause a brand new valve to fail on a new motor that appeared… read more
Curtis B.
Curtis B.
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Good morning. I have a 2003 Freightliner Columbia with a
Good morning. I have a 2003 Freightliner Columbia with a 14.0 Series 60 Detroit in the shop and I'm looking for some torque specs and overhead adjustment procedure for it. Information off the valve co… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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. I just rebuild 09 Detroit ddec 6 but now it starts
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Daniel Wilson
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Auto Mechanics 1&2/diesel mech
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I HAVE AN EPA07 MBE 4000 ENGINE OIL PRESSURE IS AT 35 PSI AND
I HAVE AN EPA07 MBE 4000 ENGINE OIL PRESSURE IS AT 35 PSI AND DOES NOT INCREASE WHEN ENGINE IS REVVED UP, OIL PUMP AND REGULATOR HAVE BEEN REPLACED, THERE IS NO METAL IN THE OIL, CANNOT LOCATE A SECON… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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im getting excessive oil out of my vent tube to the point its getting on my box I can see
im getting excessive oil out of my vent tube to the point its getting on my box I can see where its been getting on my exhaust. what would cause this I have good clean air filters. Cummins N14 2000 mo… read more
Wayne
Wayne
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I have an 2006 freightliner with a Detroit 14.0liter the valve
I have an 2006 freightliner with a Detroit 14.0liter the valve cover gasket blows out on the drivers side. I replaced the gasket and cleaned the vent tube with the screen. When I road test it bobtaili… read more
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FIX-IT
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Have 99 freightliner with cummins n 14 thought turbo was bad
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spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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Hello, we have an inline Detroit Diesel series 671 engine.
Hello, we have an inline Detroit Diesel series 671 engine. We did an inframe overhaul. Reman blower installed also.Problem: at operating temp and full throttle oil is coming out the breather box bolte… read more
Curtis B.
Curtis B.
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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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