Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Whats your price for some help? I beleive it's 3406e
Hello JA: Hi. How can I help? Customer: whats your price for some help? JA: What is the complete model and serial number of your machine? Customer: I beleive it's 3406e 5ek64675 JA: Are you fixing thi… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Cat Man, I'am working on a 2004 CAT Accert C15 engine.The
Hi Cat Man, I'am working on a 2004 CAT Accert C15 engine.The ESN is BXS07917. It is pushing engine anti freeze out of the resivoir when the engine coolant temperature reaches 170 degrees farenheit. It… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
5,234 satisfied customers
2012 friegtliner m2 still overheating after changing the
2012 friegtliner m2 still overheating after changing the whole coolant system … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 99 Peterbilt 379 with a CAT C 12 engine that's over
I have a 99 Peterbilt 379 with a CAT C 12 engine that's over heating. I have replaced EVERYTHING and it continues to over heat only while loaded and going up a hill. Also only during the summer when t… read more
Cat Man
Cat Man
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I have a 2006 international 9200i with the isx 450. What are
I have a 2006 international 9200i with the isx 450. What are signs that the fan clutch is going bad?… read more
Mike Mcmillan
Mike Mcmillan
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I have a 2005 GMC W3500 I have an over heating issue, I have
Hi I have a 2005 GMC W3500 I have an over heating issue, I have changed fan clutch thermostats, cleaned thermal sensor, and did a flush that cleaned put a black sticky substance. I have not changed wa… read more
Curtis B.
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Question about transmission leak around clutch brake. I have
Hello my name is ***** ***** about transmission leak around clutch brake. I have a 2004 freightliner Columbia daycab, was filling over flow tank then noticed water leaking from bellhousing. Question i… read more
Wayne
Wayne
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Recently purchased a used Cummins 125kW with GM 8.1L Turbo
Hello; Recently purchased a used Cummins 125kW with GM 8.1L Turbo Vortex and we have anti-freeze coolant leaking into the oil pan, comes out the oil drain plug. Not sure if it is a seal, water pump or… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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How do I test my compressor on my Mack e7 427 to see if
How do I test my compressor on my Mack e7 427 to see if it's bad. My egr cooler was bad but I'm still puking water out of the reservoir after replacing it and the filter. Or is there anything else tha… read more
Daniel Wilson
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Auto Mechanics 1&2/diesel mech
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I had radiator fluid coming out of my radiator pressure cap
I had radiator fluid coming out of my radiator pressure cap I was told that it could either be the air compressor or the head gasketI tested the engine for the head gasket and air compressor I tested … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have a 3406 have a new head and had bottom half redone all
I have a 3406 have a new head and had bottom half redone all new liners motor ran great was sitting for a while then 1 at day an hour driving it started smoki g white got hydro locked I found out old … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Cat 140g grader with a3306c engine. When it gets to
I have a Cat 140g grader with a3306c engine. When it gets to 165 degrees it is putting pressure into the cooling system an blowing the anti freeze out ofthe radiator . The head has been reconditioned … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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8v71 in coach, ran for 2500 miles to find out it has a coolant
8v71 in coach, ran for 2500 miles to find out it has a coolant leak. Motor runs strong, drained oil pan to find several gallons of antifreeze. I want to know if I should spend the money to fix the lea… read more
spankyjr1
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2006 Diesel 2500 Megacab Had radiator, water pump, thermostat,and
2006 Diesel 2500 Megacab Had radiator, water pump, thermostat,and fan clutch replaced after truck overheated. Turned out the fan clutch was the problem, but Firestone had already talked me into replac… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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I have a 1988 toyota coaster bus 6 cyl diesel it gets hot (115deg)
I have a 1988 toyota coaster bus 6 cyl diesel it gets hot (115deg) going up hills in top gear or long slow risers in roads. I have had the radiator striped and cleaned they could not find any blockage… read more
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spankyjr1
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Vocational, Technical or Trade Scho
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I have a c12 cat we just rebuilt with a redone head and I have
I have a c12 cat we just rebuilt with a redone head and I have moister in the valve covers and steam out of the blowby tube at 1200 rpm we used interstate McBee overhaul kit… read more
Cat Man
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Cat Engine Expert
Vocational, Technical or Trade Scho
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Hino 238: i am working on a 2007 hino 238, the truck keeps
i am working on a 2007 hino 238, the truck keeps overheating, I replaced the water pump and the thermostat but it keeps overe heating, what is my next step to resolve this issue. thanks… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
ON A 1989 FREIGHTLINER WITH A 14.0L CUMMINS. IT HAS A
I AM WORKING ON A 1989 FREIGHTLINER WITH A 14.0L CUMMINS. IT HAS A OVERHEAT, GOING DOWN THE ROAD EMPTY. I HAVE REPLACED THE LOW FLOW RADIATOR, FAN CLUTCH , THERMOSTATS, AND REAR HEAD GASKET. HEAD GASK… read more
cumminsdr
cumminsdr
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High School or GED
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,740 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

1,700 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

38,839 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 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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