Medium and Heavy Trucks

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I have a detroit 14l, it starts and runs just fine. Idles
I have a detroit 14l, it starts and runs just fine. Idles fine, no missing. Hold above 1500rpm and after about 60 seconds it loses all power abruptly. No missing or fuel starve … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
O4 freightliner Columbia series 60 Detroit. Engine whistles
O4 freightliner Columbia series 60 Detroit. Engine whistles while idling … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a freightliner with a DDEC vi 14.0l. Columbia 120
the cooling fan has just started cycling on and off but stays on mostly … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
2007 Columbia detroit 60 14L .. fanclutch randomly turns on
2007 Columbia detroit 60 14L .. fanclutch randomly turns on and off.. new selunoid, has power to it.. seems like when I hit a bump, it comes on for a random period of time... … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2010 Freightliner Columbia Detroit Series 60 engine jerking…
2010 Freightliner Columbia Detroit Series 60 engine jerking… Hello, I have a 2010 Freightliner Columbia Detroit Series 60 Engine, it runs fine for about 300-400 miles and than the noise of the engine … read more
Nasjen Riza
Nasjen Riza
Diesel/Industrial
2 satisfied customers
Im working on a Detroit diesel series 60. Truck randomly
Im working on a Detroit diesel series 60. Truck randomly looses power and smokes awful. Codes I got were SID 146 FMI 2 and SID 147 FMI 2. I have very little experience with the Series 60. Just wonderi… read more
Roy Belding
Roy Belding
7,584 satisfied customers
I need your help if you can .i do have freightliner Columbia
Please I need your help if you can .i do have freightliner Columbia 07 I did overhaul of the engine , I did change turbo, egr,vpod,delta sensor, turbo boos sensor, and I have still bower loose … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2009 Freightliner Columbia with Series 60 motor.
I have a 2009 Freightliner Columbia with Series 60 motor. CEL lights went on with code SPN 641 FMI 7 A brief loss of power. Within a few minutes the CEL went out and everything back to normal. Driver … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 12.7 detroit in a 2016 glider and from the intake
i have a 12.7 detroit in a 2016 glider and from the intake line to the air drier has oil in it. i checked the inyake piping from turbo to manifold all dry i took the outlet line off the compressor and… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2004 Freightliner Columbia with a 14 ltr series 60.
I have a 2004 Freightliner Columbia with a 14 ltr series 60. when I pull off after a complete stop it blows BLACK smoke. like too muck fuel. If I come off the fuel and then get back on it the smoke st… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 2009 freightliner Columbia 120 with Detroit series
I have a 2009 freightliner Columbia 120 with Detroit series 60 14l at 455 HPAfter shutting down the engine and pulling the ignition key out it seems the turbo actuator and the fan clutch are keep maki… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
Buddy, I have a 2007 Columbia X35320, with a 14 liter 475 hp
Hi buddy, I have a 2007 Columbia X35320, with a 14 liter 475 hp series 60. The problem I'm having has cost a lot of money and know one seems to be able to figure it out. Loaded or empty on any kind gr… read more
Roy Belding
Roy Belding
7,584 satisfied customers
My columbia freightliner 06 has no enough power when going up the hill at the same time it
my columbia freightliner 06 has no enough power when going up the hill at the same time it takes alot of fuel and the smoke is normal.whats the problem?or does it have to do with egr. Well, a detroit … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have a 2004 Freightliner Columbia 12/7 liter detroit 60 series
I have a 2004 Freightliner Columbia 12/7 liter detroit 60 series when idling it seem the egr valve cycles a lot you can hear it on the exhaust the amount if gas being recirculated changes a lot in sec… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 2004 freightliner columbia detroit diesel series 60
I have a 2004 freightliner columbia detroit diesel series 60 erg. It has 800 k on it running strong. It's burning a gallon of oil every 300 miles. No leaks or smoking. No signs of oil mixing in my fue… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Columbia 120 Freightliner tractor. The check engine
I have a Columbia 120 Freightliner tractor. The check engine light flickers on for 15 minutes then shuts off to come back on shortly after. I check the fault codes through the truck are 49 and 51. Any… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
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
4,737 satisfied customers
I have a 2005 freightliner with a 60 series detroit.. It is
I have a 2005 freightliner with a 60 series detroit.. It is having a power issue. even at a idle it seems the its like something kicks in on the turbo.. When it happens while driving there is a major … read more
Jim
Jim
Diesel tech.
212 satisfied customers
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Daniel Wilson

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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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