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
Oil leak on range change back of 18 speed mack box. Oil leak
Oil leak on range change back of 18 speed mack box … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
Engine cranks but no start. 2012 international 4300. Crank
no start condition originally checked the ipr found oil manifold seals leaking replaced ipr and icp did a high pressure pump check ok 4000 psi when key is turned on injectors continually cycle starts runs for 5 seconds then shuts down also heavy buildup of sludge in oulet side of turbo airside… read more
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
How to do valve lash adjustment on a Mack 460 e7 etech? And
How to do valve lash adjustment on a Mack 460 e7 etech? And how do you know when its on top dead center?… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,115 satisfied customers
Volvo vnl 2007 d12 engine ultra shift EF transmission last 6
volvo vnl 2007 d12 engine ultra shift EF transmission last 6 of vin 444220 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,115 satisfied customers
Air brake compressor will not separate from gear. 2007
Air brake compressor will not separate from gear. 2007 Freightliner Columbia 120 MB, OM 460. Is there a trick to this? … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
2013 Mack MP7 igniters have ignition problems. 2013 Mack
Have replace the wiring on the igniters I've also installed new igniters on the computer the truck says it is normal but hiset level which is throwing active codes when it goes into Regen it does the self check and the igniter cleaning and then it goes into the igniters and it shuts down and throws error … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
WELL JUST HEARD A LOAD POP LIKE AIR BAG NOT THAT BUT LOST
WELL JUST HEARD A LOAD POP LIKE AIR BAG NOT THAT BUT LOST POWER WATER TEMP ELAVATED A LITTLE?? AIR TO AIR OR TOBOR?? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have a 2007 mack mp7 that has excessive oil coming out of
I have a 2007 mack mp7 that has excessive oil coming out of blow by tube but I have very little blow by… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2010 Mack with a MP8. There is not enough clearance
I have a 2010 Mack with a MP8. There is not enough clearance to adjust the valves … read more
Doug Barnowski
Doug Barnowski
HD truck tech
14 satisfied customers
Allison truck trans p/n29544716. truck will not start with
allison truck trans p/n29544716. truck will not start with ignition switch,can jump selinoid engine runs fine when put in gear trans clunks and black smoke on acceleration loss of power… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
If I turn key on it wants to start and will start but it keeps
If I turn key on it wants to start and will start but it keeps turning over after you kill it until power shuts down. Its a 2005 mack vision????… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Need code engine 2007 c13 broke down loaded with hogs need
Need code for cat engine 2007 c13 broke down loaded with hogs need to clear codes to regeneration… read more
Bradley Martin
Bradley Martin
75 satisfied customers
Aleks in like found out what could be a problem with my isx
Aleks in like found out what could be a problem with my isx Cummins engine burning oil on 9,000 ***** ***** burned 4.5 gallons of oil … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2007 volvo with a cummins 450 motor, automatic
I have a 2007 volvo with a cummins 450 motor, automatic transmission cannot start truck with key,get absolutely nothing,but can jump it from ignition soleniod to start but no power to transmission. wh… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a cummins ISX and is smoking a lot smoke I do
I have a cummins ISX and is smoking a lot white smoke I do regeneration every 2 days I ready clean the filter or DPF I change the Atf injector the turbo still having this problem… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2004 ford f650 with Allison transmission transmission does
2004 ford f650 with Allison transmission transmission does not move when TCM is plugged in we put a manifold pressure switch in and now does not move unless you unplug TCM it also shows range inhibite… read more
Geoff
Geoff
BS
12 satisfied customers
I have a 2004 L9500 with Mercedes in it. check engine light
I have a 2004 L9500 with Mercedes in it. check engine light come on and code ECU 128. About 1500 rpm's engine starved for fuel. any idea's what wrong… read more
dieseldoctorkev
dieseldoctorkev
power system tech 1
76 satisfied customers
222mk, isuzu mitsubishi fuso: 2002 mitsubishi fuso truck fh diesel
2002 mitsubishi fuso truck fh diesel smell diesel out of exhaust and smokes put new injectors compression test 400.bl on all 4 has no power… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 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