Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Connect one-on-one with {0} who will answer your question

Related Medium and Heavy Trucks Questions
2015 mx13 paccar in a 579 peterbilt. I have engine oil
2015 mx13 paccar in a 579 peterbilt. I have engine oil pushing out of my power steering reservoir. Everything actually works just fine. Runs well steers well and no fuel problems. Air pressure comes u… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
605 satisfied customers
On a CAT C11, found engine oil over full roughly 5 gallons
On a CAT C11, found engine oil over full roughly 5 gallons (judging from the dipstick. Apparent coolant mixed in oil & found coolant in oil filter. Radiator reservour low on coolant (only minor oil re… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
80 satisfied customers
I have a 2014 Ottawa yard truck I lost power steering on it
I have a 2014 Ottawa yard truck I lost power steering on it has a new pump, steering hoses, steering box, new fluid and filter Steering was great for about 5 days. I checked pressure at the pump and i… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2014 Kenworth T 800 with a Cummins ISX 15 in it using half a
2014 Kenworth T 800 with a Cummins ISX 15 in it using half a gallon of coolant a day, no visible leaks radiator overflow tank under a enormity pressure ,radiator hoses bulging, help to diagnose… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
605 satisfied customers
1996 3406e. I recently developed a coolant system pressure
1996 3406e. I recently developed a coolant system pressure issue. Somehow the coolant system is gaining pressure and it's leaking coolant out of the pressure release hose. It seems to mainly do it whe… read more
james Roberts
james Roberts
Maintenance assistant
Vocational, Technical or Trade School
3 satisfied customers
Need someone that is an expert with Paccar MX 13 engines and
Second opinion] Need someone that is an expert with Paccar MX 13 engines and the cooling system? … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
Need someone that is an expert with Paccar MX 13 engines and
Need someone that is an expert with Paccar MX 13 engines and the cooling system? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a C15 twin turbo. Blew top radiator hose fixed that.
I have a C15 twin turbo. Blew top radiator hose fixed that. 2 days later my coolant reservoir sprung a leak and I fixed that Saturday. Left back out on Monday and I noticed the weep hole on the water … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
Losing coolent not in oil or transmission engine runs good
losing coolent not in oil or transmission engine runs good used 3 gallions in 1200miles pressure tested when cold but not when hot … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
I have this detroit s60 egr 2006 at my shop whats the
i have this detroit s60 egr 2006 at my shop whats the nominal coolant pressure its building up around 22-25 psi standing without load at high idle i guess its more than normal already changed the air … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
Losing coolant in a 5.9 cummins in a cih 2144 combine with
Losing coolant in a 5.9 cummins in a cih 2144 combine with only 1800 engine hours. No visible leaks. 1-2 qrts every 4 or 5 days. Engine oil has not been overfull but am suspicious of black sludginess … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
2012 freightliner cascadia Cummins... 2012 freightliner
2012 freightliner cascadia Cummins... 2012 freightliner cascadia Cummins engine. Fault code 111 fit looks coolant comes on just when I turn on the engine after turning it off for a while. Then it turn… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a international prostar 2013 mmaxforce engine,
Hello I have a international prostar 2013 mmaxforce engine, it has a problem where I need to put a half of gallon of oil every 3 or 4 days i was noticing that the blowby canister is leaking excessive … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
2013 peterbilt isx engine cummins losing coolant had it to
2013 peterbilt isx engine cummins losing coolant had it to cummins had egr cooler removed and tested pressure test system still goes down can't see indications of leaks still losing coolant pressure g… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
1994 cummins n-14 in freightliner was getting close to 7 miles
1994 cummins n-14 in freightliner was getting close to 7 miles per gallon then it was hard starting takes about 10 seconds to turn over but okay when running no white or black smoke put orings in inje… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
hi im losing lots of coolant on my truck 4000 mill and i
hi i'm losing lots of coolant on my truck 4000 mill and i add about 4 gallon,i look for leaks nothing found,i pressure taste about 20psi 45 minutes nothing found and coolant stays in level you think i… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
I have a 2007 Volvo with a D12 engine using lots of water.
I have a 2007 Volvo with a D12 engine using lots of water. At least 2 gallons of water a day. Did injector tubes, checked egr cooler doesn't seem to be leaking. Any ideas where this water is going and… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,353 satisfied customers
2007 Freightliner Century Detroit 60 series engine temperature issue
JACustomer: I have a 2007 Freightliner century, 14.0L Detroit 60 series engine and the engine fan run all the time and my temperature hand goes all the way up, pass the 200 mark and check engine light… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 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

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x