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 2000 3126b cat that won't start when temp is around
I have a 2000 3126b cat that won't start when temp is around 70 degrees. If I park it in the sun and open the hood and let it sit for a bit, it cranks. Now, when its cold enough for the heater to come… read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
7 satisfied customers
I'm working on a Cummins N14 (ESN 60516675) with Celect Plus
Hello, i'm working on a Cummins N14 (ESN 60516675) with Celect Plus (PN(###) ###-####. The engine only starts using ether on the exaust on cranking.This is the history behind it: The engine is now wor… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 3406b engine. It misses n has smoke. Warm n cold.
I have a 3406b engine. It misses n has white smoke. Warm n cold. Just had injection pump rebuilt n timed. Still misses. Changed injectors around n still misses in the same hole. Didn't burn excessive … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a cat 928g with 3116 motor I don't have a serial
I have a cat 928g with 3116 motor I don't have a serial number bt we have replaced turbo injector fuel pump and filters and the loader still has no power idk if maybe one cylinder dead or what should … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,307 satisfied customers
I've got a 3126E that I'm having some issues with. No check
I've got a 3126E that I'm having some issues with. No check engine light and no stored codes. The engine will usually start and run smooth for about 15 seconds, start knocking, blow white smoke, and s… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have 3306 in a 977ltrack loader very old redid head also
I have 3306 in a 977ltrack loader very old redid head also injector pump still have lots of white blue smoke lots of air in fuel lines this injector does not have any air line from intake manifold to … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,307 satisfied customers
I am having a knocking issue with a rebuilt Cat C7? 2005 Cat
I am having a knocking issue with a rebuilt Cat C7? … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Isuzu NKR 4HG1 engine that I overhauled. Since the
I have a Isuzu NKR 4HG1 engine that I overhauled. Since the overhaul, the motor blows white smoke and it has absolutely no power. I'm a qualified mechanic by trade. Do you have experience with these e… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
Second opinion] I have a 1988 Volvo tandem grain truck with
Second opinion] I have a 1988 Volvo tandem grain truck with an L10 Cummins engine. It was fully rebuilt at roughly 950,000 km when I purchased it in 1998. It was very trouble free and performed well b… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 1988 Volvo tandem grain truck with an L10 Cummins
I have a 1988 Volvo tandem grain truck with an L10 Cummins engine. It was fully rebuilt at roughly 950,000 km when I purchased it in 1998. It was very trouble free and performed well but slowly began … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
Morning. I have a Cat 3406B that i did an inframe on. Engine
Morning. I have a Cat 3406B that i did an inframe on. Engine runs fine, pulls good, doesnt use any fluids. The problem I am having is when using the jake. Jakes were not rebuilt at the time of inframe… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
cat 257b had fuel tank wire brushed cleaned out and some other
cat 257b had fuel tank wire brushed cleaned out and some other things redone a few months ago when vehicle started losing power. smoking sputtering especially when under a load. go it back ran fine fo… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,307 satisfied customers
i have a cat 320 excavator ser.# ***** not long ago it started
i have a cat 320 excavator ser.# ***** not long ago it started smoking white/gray smoke at idle. once warm and working the smoke goes away, but if left at idle for any length of time the smoke reappea… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 1995 GMC top kick with a 3116 Cat 215hp (170,000 miles)
I have a 1995 GMC top kick with a 3116 Cat 215hp (170,000 miles) that started blowing white smoke real bad even when warmed up, but doesn't seem to be miss firing at all and the turbo looks fine. The … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Cat 3406B its leaking fuel from the exhaust manifold.
I have a Cat 3406B it's leaking fuel from the exhaust manifold. Just inframed, head rebuilt, 6 new injectors ( Cat Remans ) Whats causing this???… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
First time starting my truck in the morning it blows clouds
First time starting my truck in the morning it blows clouds of white smoke. After it warms to almost the halfway mark smoke turns to blue. If I turn the truck off and reset the ecu by switching from t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a customer that had ther injection pump rebuild and
I have a customer that had ther injection pump rebuild and replaced it on the truch themselves had out of time I retimed but truck still wants to smoke heavily and skip at startup gets better as it wa… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2003 international 4200 with a vt365 engine. It will
I have a 2003 international 4200 with a vt365 engine. It will not start unless I use ether and then it runs very good for about 15min. I tried to prime my fuel pump like they say I the book because th… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 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

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

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