Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 07 Freightliner Columbia day cab. I'm getting code
I have a 07 Freightliner Columbia day cab. I'm getting code ECU 128 SID 232 FAIL 01. I had it put on a computer the code was low voltage at sensor supply. Every morning the truck works fine. After it … read more
Bill
Bill
Heavy equipment mechanic
Hd mechanic
11 satisfied customers
2007 Columbia 14L 60 series… The oil pressure gauge in the
2007 Columbia 14L 60 series…The oil pressure gauge in the truck starts and resets itself at 50…. Instead of 0. The included picture shows it at idle.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
ON 12.7 SERIES 60 DETROIT THAT HS A LOW POWER ISSUE. I
I AM WORKING ON 12.7 SERIES 60 DETROIT THAT HS A LOW POWER ISSUE. I CHECKED FUEL PRESSURE AND IT WAS 14 AT IDLE AT 20 AT HIGH IDLE. I REPLACED THE FUEL PUMP AND NOW IT IS 15 AT IDLE AND 25 AT HIGH IDL… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a 2015 dd15 with 594,000 miles. I have replaced the O
I have a 2015 dd15 with 594,000 miles. I have replaced the O rings and also the oil pickup tube because my idle oil pressure dropped to 13.9 psi. Still at hot idle the psi drops to 17 to 19 psi. What … read more
Gary A.
Gary A.
Associates in Diesel Technology and Business Management
8 satisfied customers
2007 Freightliner Detroit 60 series what appears to be oil
2007 Freightliner Detroit 60 series what appears to be oil drops from manifold … read more
Gary A.
Gary A.
Associates in Diesel Technology and Business Management
8 satisfied customers
How are you? I have a 2007 Freightliner Columbia. When I
Hey how are you ? I have a 2007 Freightliner Columbia . When I driving , more so with a load , my battery voltage is dropping very low , sometimes causing the battery light to come on . But as long as… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I am worry about some is happening to my motor I have a
Hello I am worry about some is happening to my motor I have a détroit 12.7 60 series the dealer just did a fully rebuild on it since they rebuild it my oil presure at 70 mph is on 40 and wen idle is o… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
Have a Detroit 60, 12.7 my idle oil pressure is about 20
Have a Detroit 60 , 12.7 my idle oil pressure is about 20 going down the road and startup about 45-50 engine sounds good and I think it runs good but I'm kind of scared of that idle pressure , the coo… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have had a low oil pressure problem for awhile. Comes and
comes and goes now thick shit off while idling and I can't get any pressure at all … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
593 satisfied customers
Have 99 n 14 select cummins. Just did full rebuild when started
Have 99 n 14 select cummins. Just did full rebuild when started the gauge in dash along with passenger back oil rifle are only reading 20 lbs. computer keeps shutting down motor not enough oil pressur… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
I have a 60 seris 14 L detriot recently rebuilt erg,ecm and
I have a 60 seris 14 L detriot recently rebuilt erg,ecm and turbo also replaced. Still has no power in 9th and 10th gear and struggle in lower gears no one can figure it out . in 10th gear today i los… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
On a 2008 Columbia detroit 60 series the shut down eng protect
On a 2008 Columbia detroit 60 series the shut down eng protect keeps coming on I get a code of 15 and 25 how can I correct the problem according to my manual the coolant sensor is getting too much vol… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
Im working on a c15 cat engine, engine oil pressure was acting
I'm working on a c15 cat engine, engine oil pressure was acting funny, driver of the truck said driving down the road the oil pressure started dropping to about 15, coolant temp was 190 and oil temp w… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
I have a Detroit engine on freightliner Columbia 07 and my
I have a Detroit engine on freightliner Columbia 07 and my oil pressure is low at 25-30 when idle and it's around 50 when driving. Driving is ok as much as I know but idle is low. I changed the oil pr… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
Hi Wayne, I am looking at adding another truck to small fleet.
Hi Wayne, I am looking at adding another truck to small fleet. Considering a 2006 Volvo with an ISX450 engine. I have a 2007 Columbia with a Detroit 60 that has been a little quirky. Other trucks bein… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
today we are working on a C-12 customer concern: low oil pressure
today we are working on a C-12 customer concern: low oil pressure after installing test gauge, we have 25-30 psi at idle 50 psi at high rpm concern #2- oil leaking out of turbo housing and exhaust tur… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
this is my question i have a 1993 FRHT a detroit 60 series
this is my question i have a 1993 FRHT a detroit 60 series engines some time the engines check light come on then the motor stop as soon as the light go off the motor keep running againe can u tell wh… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
Hi I have freightliner columbia with detroit 60 engine. 1.
Hi I have freightliner columbia with detroit 60 engine. 1. Recently at the begining of the driving the turbo gauge is sooting all the way upto 50. If gas paddle is released it comes down and after 5-1… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,195 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,353 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,115 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

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

Curtis B.

Curtis B.

Technician

1,947 satisfied customers

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

cumminsdr

cumminsdr

Mechanic

1,886 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 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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