Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Just started running a high track d5. A flashing indicator
Just started running a high track d5. A flashing indicator light was flashing but everything was within normal range.Iwas unable to find a manual that would tell me why it was flashing and what could … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,400 satisfied customers
I am looking for spec's on cab lift arm cylinders. they are
i am looking for spec's on cab lift arm cylinders. they are the small ones under the cab for service access … read more
cat_engines_only
cat_engines_only
Other
Vocational, Technical or Trade Scho
2,940 satisfied customers
I have a 1992 cat d-4 c. the right side track doesn't drive
I have a 1992 cat d-4 c. the right side track doesn't drive when It is getting stuck in the mud while the left side spins in the mud. Is this a clutch adjustment problem … read more
cat_engines_only
cat_engines_only
Other
Vocational, Technical or Trade Scho
2,940 satisfied customers
Am thinking of buying a 2006 Beaver Motorhome with the Cat
Am thinking of buying a 2006 Beaver Motorhome with the Cat C13 engine. I have heard that the C13 is a troubled engine and am concerned. The coach has 35000 miles on the odometer. Should I? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I have c15 act like running out of fuel and shuts down
I have c15 act like running out of fuel and shuts down changed fuel pump checked system pressures, all good, 80 psi. when it shuts down it comes up with random injector current faults, 6 right now. Ha… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
Thinking of buying a 1997 Marmon truck with a 3406E Cat
Thinking of buying a 1997 Marmon truck with a 3406E Cat engine in it. Supposedly, the engine was rebuilt 80,000 miles ago, total miles on truck are 620,000. What should the oil pressure be at idle and… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
Cat man! I have a 1996 peterbilt 379 with a 3406E, serial#
hello cat man! I have a 1996 peterbilt 379 with a 3406E, serial# ***** i'm looking at a 1999 3406E serial# ***** in a Volvo, both are original to the trucks, my question is can the Volvo motor be put … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
Just replaced Injector #5 on a cat C-7 and i need dialing in
Just replaced Injector #5 on a cat C-7 and i need dialing in specs??? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
98 fl70 with cat motor. Doesn't crank below 32 deg. Replaced
98 fl70 with cat motor. Doesn't crank below 32 deg. Replaced starter and solenoid with no change. Is there another electric relay or could it be the ign. Switch?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
Me again. Wired up timing sensors (soldered ). Truck cranks,
Me again. Wired up timing sensors (soldered ). Truck cranks, you can hear things clicking in engine department with key on, never fires. I figured timing sensors and wiring was my problem but still no… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
This is man, working on 2005 c-7 need some help with it. I do not to just replace
This is for cat man, working on 2005 c-7 need some help with it. I do not to just replace the high pressure pump without being sure about it . the truck came in on the hook, will not start on its own,… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
having trouble with a 3406e cat. fault code 74 injector 6 current high or low.swapped inje
having trouble with a 3406e cat. fault code 74 injector 6 current high or low.swapped injectors and it stayed with 6. ran a overlay circuit 6 still the same. replaced ecm, still no change. only happen… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
, I am trying to get a CAN data logger working on a 2003
Hi, I am trying to get a CAN data logger working on a 2003 Kenworth W900L with C15 and manual transmission. The data logger supports the J1939 standard over CAN. The 9-pin connector under the dash is … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
Hi cat man I have a 2004 freightliner wit a cat c15 engine Few
Hi cat man I have a 2004 freightliner wit a cat c15 engine Few weeks ago I had a problem the truck switched off the engine and had f8 code and didn't want to switch gears replaced the computer box and… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I have an 02 sterling with a 3126. We dont use it much and
I have an 02 sterling with a 3126. We don't use it much and it has given us virtually no trouble. The other day, I shut it off and it wouldn't crank back up. It would turn good, but not hit. I took it… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
CAT C-15 MXS37327 have problem with fan clutch, its not working,
CAT C-15 MXS37327 have problem with fan clutch, its not working, just did ac service, solenoid works, fan doesn't work manually or automatically… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I am looking at purchasing a 2005 frieghtliner columbia with
I am looking at purchasing a 2005 frieghtliner columbia with a detroit 60 in it. The owner says it uses about a gallon of oil a day and all it needs is an air compressor to fix it. The engine has abou… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,400 satisfied customers
hello. i am looking to buy a moving truck. 24/26 ft under
hello. i am looking to buy a moving truck. 24/26 ft under 26k gvw. around 150,000 miles. My options are: intl with 466 engine or FTL with a cat engine (both with 210-225 hp) any recommendations?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
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Meet the Experts:

DJ

DJ

Medium and Heavy Truck Mechanic

1,012 satisfied customers

Truck mechanic with applied science degree in diesel technology

Daniel Wilson

Daniel Wilson

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Owner at DJ Wilson

Cat Man

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I am ASE Master Truck Certified.

Wayne

Wayne

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

Jeremy

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cumminsdr

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Chris (aka-Moose)

Chris (aka-Moose)

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dieseldan55

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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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