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 05 Volvo with Cummins 400hp, EN79076992, I just
Hello, I have 05 Volvo with Cummins 400hp, EN79076992, I just bought this truck and after hauling couple heavy loads I noticed I am not getting enough power to even run on flat road forget going uphil… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2015 KW 26,000 GVW truck with a 8.9L ISL300 PX9
Hi I have a 2015 KW 26,000 GVW truck with a 8.9L ISL300 PX9 ESN#73886342 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
SPN-27 4 Engine Exhaust Gas Recirculation 1 Valve Position
SPN-27 4 Engine Exhaust Gas Recirculation 1 Valve Position Sep 15, 2:51 PM Oct 06, 1:59 PM Constant SPN-51 4 Engine Throttle Valve 1 Position 1 Sep 15, 2:51 PM Oct 06, 1:59 PM Constant SPN-647 5 Engin… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Check engine lighty came on 2016 freightliner m2 cummins
check engine lighty came on 2016 freightliner m2 cummins engine shows code 641 9 641 12 641 13 … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have Volvo D13 SPN641 FMI7, SPN 641 - SMART REMOTE
I am wondering is it possible to know is the actuator causing this code or turbocharger. Is it possible to find that out without removing the actuator… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,882 satisfied customers
Trying to diagnose a 2013 F750 ISX VGT issue ane am looking
Trying to diagnose a 2013 F750 ISX VGT issue ane am looking for wiring diagrams … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have 2011 kenworth I have the truck in derate I have a
I have 2011 kenworth I have the truck in derate I have a code 2636 Vgt actuator I also have a 3232 motor is isx 12 cm2250 serial 79484332 truck is in derate mode how u start troubleshooting this… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
2013 Volvo isx 2250 fmi 3597 fmi 2 no start. 2013 Volvo isx
its a customers truck. Has new ecm all connections and fuses are good good fuel pressure and engine speed is Redding correctly … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Fault Code Detail Dec 11, 2019 - 12:38 PM CST Date Range Dec
Fault Code DetailDec 11, 2019 - 12:38 PM CSTDate Range Dec 3, 2019 - Dec 11, 2019 333Fault Code FMI Description Source First Detected Last Observed Type StatusSPN-524285 14 150 Sep 19, 4:45 PM Dec 11,… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,882 satisfied customers
I'm trying to figure out how to go about fixing my 2015
I'm trying to figure out how to go about fixing my 2015 freightliner vgt actuator … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2012 ISX 11.9 I have a fault code saying var
I have a 2012 ISX 11.9 I have a fault code saying var geometry turbo abnormal update rate. What do that mean and how do I fix it?… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
We have problems with a truck we just pay 3 months ago.
Hi We have problems with a truck we just pay 3 months ago … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
Have a 2011 Ford F750 with Cummins 6.7l, truck had been
Have a 2011 Ford F750 with Cummins 6.7l, truck had been sitting for several weeks, batteries died. As i was jumping batteries, truck would not start, fuel level was low, i put diesel in it and it star… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I have a 2005 six 870cm the turbo air control valve was
I have a 2005 six 870cm the turbo air control valve was replace new the egg vale is working but no air from the turbo air valve out isn't present or to pressure the line to the actuator to open. . I a… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Anyone can help me out of this, I got 2008 Volvo D13 12speed
Hi! Anyone can help me out of this, I got 2008 Volvo D13 12speed IShift automatic, The truck check engine is on. 3 fault codes show up! 1. MID128 SID27 FMI 9, 2. MID128 SID146 FMI 3, 3.MID128 PID411 F… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,882 satisfied customers
I have a 2009 Freightliner Columbia with Series 60 motor.
I have a 2009 Freightliner Columbia with Series 60 motor. CEL lights went on with code SPN 641 FMI 7 A brief loss of power. Within a few minutes the CEL went out and everything back to normal. Driver … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
In regard to our gauge our problem with our Terex 4400
Dan, In regard to our gauge our problem with our Terex 4400 truck, we are seeing codes 270 and 478. What do these mean?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,882 satisfied customers
2014 FORD F750. CUMMINS ENGINE.SPN:3597, FMI:18 ECU VOLTAGE
2014 FORD F750. CUMMINS ENGINE. SPN:3597, FMI:18 ECU VOLTAGE OUTPUT SUPPLY VOLTAGE #1 DATA VALID BUT BELOW NORMAL. AND SPN:3228, FMI:2 AFTERTREATMENT 1 OUTLET GAS SENSOR POWER IN RANGE (DATA ERRATIC) … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 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

11,882 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