Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a 2000 CAT 3126 that idles @ 70 psi fuel pressure but
I have a 2000 CAT 3126 that idles @ 70 psi fuel pressure but when you come off idle it begins to drop and it will actually go to 0 psi under a load and the engine still runs ok at psi till it eventual… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a RH 12 trackhoe keep blowing Swing motor oil comes
I have a RH 12 trackhoe keep blowing Swing motor oil comes out the top of the gearbox doesn't do it when I'm digging only when I'm walking I'm confused … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,327 satisfied customers
I have a 2005 Cat C13 with Brand new oil cooler and brand
I have a 2005 Cat C13 with Brand new oil cooler and brand new single turbo conversion kit . Reprogrammed by a professional shop. Everything was working fine and running good until last week while driv… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
95 satisfied customers
I have a 2012 international prostar with a maxxforce 13
I have a 2012 international prostar with a maxxforce 13 engine i just had my radiator changed out and am noticing pressure in the coolant system not overflow but almost like opening a pop bottle when … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
615 satisfied customers
I have a 2007 Peterbilt with a C15 Cat. Serial number
Hello, I have a 2007 Peterbilt with a C15 Cat. Serial number MXS98434. I have antifreeze in the oil and oil in the antifreeze. Do you have any suggestions of what my problem could be. New rebuild in F… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a cat that falls on its face once its under a load
i have a cat that falls on its face once its under a load they found turbo was bad replaced found injector orings were bad replaced and air to air had a hole each time somethings replaced it gets bett… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have Cat 420D and its brakes are sticking themselves. it
I have Cat 420D and its brakes are sticking themselves. it like sucks the brakes (specially left one) when I try to drive - on both way fro and back. Cat has 8400 hours … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,327 satisfied customers
Cat man, 2002 international with C15 have to add some
Cat man, 2002 international with C15 have to add some coolant every so often , can not find external leaks. Engine oil is fine. Where else to check. Also, water drips off the blow by hose and it has m… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have 2005 Frightliner Columbia C13 cat and I coolant leak
I have 2005 Frightliner Columbia C13 cat and I coolant leak couldn't find with pressure and there is thick white grease thing coming from breather hose … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
3406b cat blow by real bad out the oil fill and blow oil out
3406b cat blow by real bad out the oil fill and blow oil out dipstick tube changed water pump one year ago no water in oil but you look at oil fill cap and see a little antifreeze on cap but no water … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
i have a 95 pete with a cat running down the road everything
hi i have a 95 pete with a cat running down the road everything looked good guage wise shut itself self down got out and had antifreeze leaking out of stacks and is hydro locked 200 miles on inframe t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a cat 3126 8yl45592 in a freightliner fl80. Truck was
I have a cat 3126 8yl45592 in a freightliner fl80. Truck was running fine-parked it and two weeks later cranks but no start. Serviced engine oil and fuel filter. Put it on a scan tool and got no ecm c… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
H engine light code number 93 comes up. 9 flashes then 3, comes up only when I am going u
h engine light code number 93 comes up. 9 flashes then 3, comes up only when I am going up hill or heavy load, what that means ?? is 93 a big problem ?? please help me I really need help here, thank y… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cat Man - I'm looking for some information on a 2012 Cat
Cat Man - I'm looking for some information on a 2012 Cat C11, 353 Horsepower engine, serial number TXE05640. I need exhaust temperature, maximum air flow, maximum allowable backpressure, and DPM emiss… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2002 6NZ 550 CAT put new head on it 2 months ago newer oil co
I have a 2002 6NZ 550 CAT put new head on it 2 months ago newer oil cooler and air compressor. I have run it 30000 miles last week it started puffing steam out of dipstick. No antifreeze in oil. I als… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 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
10,344 satisfied customers
Hello Cat Man Reference: 2000 GMC School Bus / Cat 3126
Hello Cat Man Reference: 2000 GMC School Bus / Cat 3126 Engine 8YL41397 Engine shut down, won't start, checked for fault codes, came up with 164-11 event. Checked for IPR Voltage Signal While Cranking… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
We have A cat 3126 300 HP TRBO in a RV. The engine has shut
We have A cat 3126 300 HP TRBO in a RV. The engine has shut down due no oil press. The oil and filters were changed Friday. The engine oil stick shows in the operating limits range. Can a oil press se… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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Daniel Wilson

Daniel Wilson

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

Jeremy

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Chris (aka-Moose)

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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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