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
I have a 2004 Columbia with a 60 series truck runs fine the
I have a 2004 Columbia with a 60 series truck runs fine the fan clutch turns on and it looses power when the fan clutch turns of the power comes back and runs like nothing happend checked the batterie… read more
james Roberts
james Roberts
Maintenance assistant
Vocational, Technical or Trade School
3 satisfied customers
The service soon light comes on and off. When it's on
The service soon light comes on and off. When it's on there's a big loss of power. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
2007 CAT C7 engine. Need instructions to install a manual
2007 CAT C7 engine. Need instructions to install a manual regeneration switch for the DPF.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2008 ford f650 c7 7.2 acert regen engine will a bad turbo
2008 ford f650 c7 7.2 acert regen engine will a bad turbo cause an oil leak? … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
2016 kenworth t680 losing power at certain times. 2016
Put new fuel filter on and checked air filters i had a shop put a computer on it has a icon on the dash and said it showed no problems twice light goes off and about couple hrs later comes back on … read more
Keiphun Sowell
Keiphun Sowell
Owner Brothers Restoration/Troubleshoot
AutoDiesel Technology
1,362 satisfied customers
08 cat c7 acert hot no start. 08 Ford f650 cat c7. Replaced
Yes, replaced the check valve on the back of the head and the cam and crank sensors … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I bought a 2004 f650 with a bad engine and I replaced the
I bought a 2004 f650 with a bad engine and I replaced the engine with another c7 out of a 2005 f650 I used the engine computer and all the sensors out of the 2004 since its a automatic I bought a scan… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a 2004 ford f650 with a c7 engine and when im driving
i have a 2004 ford f650 with a c7 engine and when im driving the road whenever the checking engine comes on and start blinking i lose power but i can get off the gas n the check engine will stop blink… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
6.0 does not accelerate. press petal maintains idle. Have
6.0 does not accelerate. press petal maintains idle. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I would like to open a ticket with Cat Man, Caterpillar
Hi, I would like to open a ticket with Cat Man, Caterpillar Engine Expert. Is He available?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
What is the proceedure for replacing air brake compressor on
What is the proceedure for replacing air brake compressor on c-7 cat in 2008 f650 ford, do you have to remove power steering unit … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Have a 2008 f650 with a c7 cat..drive it the other day and
Hello, Have a 2008 f650 with a c7 cat..drive it the other day and noticed one big puff of white smoke but nothing else.. Today, Went about 40 miles. Pulling 3 Axel 5th wheel trailer. Started blowing w… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
We have a 2004 F650 with a C7 cat and an Allison auto
we have a 2004 F650 with a C7 cat and an Allison auto transmission that we use as a flatbed tow truck.The truck runs good but very often (but not always) when it is under a load or climbing a long hil… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a f650 cummins 2011 have had all parts of def system
Hey I have a f650 cummins 2011 have had all parts of def system replaced and spent well over $16000 on the truck with def problems according to cummins the truck is in debate mode throwing code 5246 a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Ford F650: 2000 ford f650 with 5.9l cummins diesel. A/c compressor
2000 ford f650 with 5.9l cummins diesel. A/c compressor is engaged/ has power all the time the vehicle is running, even if both pressure switches, and dash controls are all disconnected. Do you have a… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 2008 f650 with the cat c7 r head motor. 120k miles. Starts pe
I have a 2008 f650 with the cat c7 r head motor. 120k miles. Starts perfect. Idles perfect. Revs up perfect. After about 30-45 seconds it shuts off. Just like you turned off a switch. It will restart … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Have a Cat 3126/C7 in a 2004 Ford f650 super duty flatbed tow
Have a Cat 3126/C7 in a 2004 Ford f650 super duty flatbed tow truck. Engine serial no. is HEP33849. Truck has 176,000 miles. Engine ran and started great until I did routine maintenance. Changed oil a… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Buddy, I am looking to get into hotshot loads with goose neck
Buddy, I am looking to get into hotshot loads with goose neck I was going to buy a 1 ton dodge until I started looking at some of the Fl 60 an 70s and the cost for used is a lot less. question pulling… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 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

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

10,252 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

1,571 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

< 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