Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I am looking for Jeramy. Peterbilt 389 2010. Isx Cummins
Peterbilt(###) ###-#### Isx Cummins ,last 8 of vin AD798268 … read more
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Jackie Dempsey
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2005 ford f350 6.0. truck was towed from another shop with a
2005 ford f350 6.0. truck was towed from another shop with a crank no start. the previous shop replaced the turbo(seized) injection regulator, ICP and FICM. injector respond to a buzz test. found desi… read more
Chris (aka-Moose)
Chris (aka-Moose)
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Vocational, Technical or Trade School
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I have a 2005 c4500 with a Duramax ,periodically it will
I have a 2005 c4500 with a Duramax ,periodically it will crank no start snap on scan tool data says ptoengine shut down signal Yes … read more
Mike
Mike
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F650 crank an wont start. Is a 6.0 diesel v8. 2005 ford
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Samuel Lehmann
Samuel Lehmann
Associate Degree
I have a 931 78U cat that wont crank. the starter has been
I have a 931 78U cat that wont crank. the starter has been rebuilt and checked out thr tractor has not been started for about 5 yrs new bat 1290 cca when try to crank the bat ground cable moves. start… read more
Curtis B.
Curtis B.
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Caterpillar C7 ACERT in a 2005 Freightliner M2. Engine was
Caterpillar C7 ACERT in a 2005 Freightliner M2. Engine was using oil and low on power. Owner wanted new engine. Removed engine and installed reman long block. Had to transfer oil pan and main oil pump… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a 2005 C15 cat its been running rough. I parked it
I have a 2005 C15 cat its been running rough. I parked it for a couple days and now it wont start. It does fire with either. I prime it and have fuel to filter but no fuel past filter … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I have a c-7 acert that wont start. it has 0 fuel pressure
hello, i have a c-7 acert that wont start. it has 0 fuel pressure at the fuel test port. i changed both filters, primed the filters and lines and also replaced the fuel regulator on back side of the h… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Self is facing problem on our Tug having Marine C18 engine
Dear Sir, Self is facing problem on our Tug having Marine C18 engine for fire pump. Problem is that engine cranks but does not start. Presently there is no Diagnostic code or event code code on displa… read more
Cat Man
Cat Man
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I have a 99 Mack Model RD6906 engine EM7 truck will start
I have a 99 Mack Model RD6906 engine EM7 truck will start tack will not work and only runs 3-4 seconds… read more
Daniel Wilson
Daniel Wilson
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2000 international 4700 dt466e... no power under load revs
2000 international 4700 dt466e... no power under load revs to 1500 rpm. in nuetral will rev to 2700 rpm… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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I have a 2005 motorhome with a c7 with 22,000 miles. Was
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Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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2007 peterbilt 379 cat 15 won't start without the help of ether.
2007 peterbilt 379 cat 15 won't start without the help of ether. The hand pump has pressure so I assume it's primed, Changed the cam shaft sensor, changed filters, No engine lights. Runs fine until yo… read more
Cat Man
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Truck idles bad then shuts off. Then doesnt start back up for
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Geoff
Geoff
BS
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We have a customer whos truck quit running. (2WS) Just before
We have a customer who's truck quit running. (2WS) Just before it quit, it was miss firing for several minutes, then quit. We went to the truck, and performed basic checks. All seemed to be pointing t… read more
Cat Man
Cat Man
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Hello , I have a 2005 dt466e model 7400 . with a long crank
Hello , I have a 2005 dt466e model 7400 . with a long crank time in the am . there are no codes , I have 890psi on the ICP and 20% on the IPR. I do have a scan tool with intune software . crank speed … read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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tri pack quit charging and no air, found alternator adj. rod
tri pack quit charging and no air, found alternator adj. rod broken replaced and changed oil and all filters now unit wont turn over ( starts to turn but kicks off in less than one rev.)… read more
tkman55
tkman55
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I have a 2001 Cent Frtliner Det. 60 just quite running tech
2001 Cent Frt liner Detroit 60 12.7L just quite running. Mech came out and said it was sensors on cam shaft and crankshaft- no help. Borrowed my other ecm from my other trk and plugged it in-no help. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,431 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,171 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

3,893 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,738 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

1,629 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,413 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

64,442 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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