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
Do you know anything about a Terex crane? BT3470 is the
Do you know anything about a Terex crane? JA: What is the complete model and serial number of your machine? Customer: BT3470 is the model JA: Are you fixing this yourself? What have you tried so far? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
Recent purchased a 570 skid steer sn M00570X360128*.can not
recent purchased a 570 skid steer sn M00570X360128*.can not access engine because bucket was left on ground instead of on manual extended stops Have a loose connection on battery and cannot access bat… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
Can you please get me the specs on a over head adjustment
Can you please get me the specs on a over head adjustment complete. I dont have a manual for a Acert I have done them many times on @ 5 ek 6nz but I dont have the PDF for a acert .Engine xeral # is bx… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
I have a heavy duty truck shop and work on some AG equipment
I have a heavy duty truck shop and work on some AG equipment as well. We did an out of frame overhaul on a Cat Challenger 75D Ag track tractor with a 3176C/C-12 40 pin ECM engine. Have completed the t… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
No power coming off load position. Kenworth t600 1990. cat
Are you fixing your truck yourself? What have you tried so far?Customer: Yes.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
Electric reversing fan probs on a c9 in a trencher running
Electric reversing fan probs on a c9 in a trencher running very hot in -25c weather … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
I am original owner/driver 94 PETE w/CAT 4CK PEEC III 460
I am original owner/driver 94 PETE w/CAT 4CK###-##-#### PEEC III 460 HP. I have kept everything genuine CAT parts. 1st in-frame due to hole in piston #2, now hole in piston #1 @ 188,000 original chass… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,114 satisfied customers
Have CAT C7 with 30 micron and 2 micron filters, both of
Have CAT C7 with 30 micron and 2 micron filters, both of which I changed. Left them dry and then used the priming pump mounted near the 2 micron filter by activating the plunger many times. When I cra… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,114 satisfied customers
Catman I have Eng sn 6NZ63295. the engine fan is on. I look
catman I have Eng sn 6NZ63295. the engine fan is on. I look in status under cat et. The cooling fan shows on, on/off fan output j1 is off and ac high pressure is off. What can I do to get the fan to s… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,114 satisfied customers
Lever at governor suddenly will not rotate .engin only will
Lever at governor suddenly will not rotate .engin only will idle cannot increase engin speed.what could be broken? … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,299 satisfied customers
3406B F7B sn number for block do you have a oil diagram for
3406B F7B sn number for block do you have a oil diagram for the fuel pump? What does the oil do in the pump besides oil the cam in the pump. Does it move parts like the advance mechanism or move the A… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,114 satisfied customers
Appears as though my 2004 Termo v-300 is having issues
Appears as though my 2004 Termo King v-300 is having issues maintaining temp. I have recently purchased this work van from a friend who has had it serviced as recommended and had replaced any parts th… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
2006 western star 4900fa cruise control and engine brake quit
2006 western star 4900fa cruise control and engine brake quit after truck warms up. both work fine prior to warm up. looking for schematics and or theory of operation. vehicle has new clutch switch, s… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
Can you show me the sequence or how do an over head valve and
Can you show me the sequence or how do an over head valve and injectors adjustment on a C15 Cat Thank you… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
9,767 satisfied customers
2002 Chevy C6500 with a CAT C-7 engine. The complaint is excessive
2002 Chevy C6500 with a CAT C-7 engine. The complaint is excessive white smoke on start up. The operator says it cleans up when the engine warms up. I confirmed the white smoke. It is unburnt fuel. He… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,114 satisfied customers
2012 Int 4300 w/ maxforce dt. I have a problem w/ engine perf.
2012 Int 4300 w/ maxforce dt. I have a problem w/ engine perf. no power. Keeps wanting parked regen. Has codes 3719 and 3556 in it. I'm concerned w/ what code 3556 is all about.… read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
15 satisfied customers
Hello, we are a water well drilling business located in southern
Hello, we are a water well drilling business located in southern New Jersey and are in the process of purchasing a new drill rig and have options on trucks. We will need a tanden full screw truck with… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,693 satisfied customers
We have a stretched Pete 379 with 3 lift axles and huge dump
We have a stretched Pete 379 with 3 lift axles and huge dump body. After loading with 17 tons of gravel we noticed on an uneven roadway that the unit began to rock back and forth and was scary to oper… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 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

9,767 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,114 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

3,693 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,735 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

1,552 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,270 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

262 satisfied customers

16 years of experience

< 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