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
My freightliner truck with a 60 series Detroit engine keeps
My freightliner truck with a 60 series Detroit engine keeps loosing power once In a while. Especially when going up the hill. The yellow check engine light will come on momentarily and go out . Then t… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,431 satisfied customers
I have a 2001 freightliner with the Detroit 60 series I have
I have a 2001 freightliner with the Detroit 60 series I have full throttle while sitting still and idles fine go to take off and theres no throttle response after twenty feet of moving fuel pressure i… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
350 satisfied customers
On 2015 freightliner cascadia dd15 no cruise control. 2015
I'm Working on 2015 freightliner cascadia dd15 no cruise control. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,738 satisfied customers
Have a 2016 114sd dd13 eng allison trany won't crank with
have a 2016 114sd dd13 eng allison trany won't crank with the key can jump the starter cranks good but won't start everything else works with the key on … read more
Expert
Expert
7,223 satisfied customers
I'm getting leakage by the doser fuel injector. I replaced
Hi. I'm getting leakage by the doser fuel injector. I replaced the injector and it seemed to help but it's leaking again. I tightened the new clamp but still I can see fliued leaking where the clamp i… read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
175 satisfied customers
I drain all the fuel out of my Detroit DD16 fuel system an
I drain all the fuel out of my Detroit DD16 fuel system an now it won't start . Pressurised the fuel system with a tank hooked to the fuel filter still no fuel goes to the fuel pump. I did a oil chang… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
1 satisfied customers
I disconnected both feed and return lines from truck and
I disconnected both feed and return lines from truck and installed test lines and put them in a bucket of diesel fuel filled fuel housing on engine fuel just pours out of the housing return line … read more
Keiphun Sowell
Keiphun Sowell
AutoDiesel Technology
768 satisfied customers
I have a dd13 that i have replaced qunity control valve
I have a dd13 that i have replaced qunity control valve block vavle and pump still wont build pressure to fuel rack … read more
Expert
Expert
7,223 satisfied customers
I have a 2009 Freightliner Cascadia DD13 engine I have 2
I have a 2009 Freightliner Cascadia DD13 engine I have 2 lights coming on the dash one is yellow check engine light the other is the yellow engine light. They intermittently come on when going uphill … read more
Expert
Expert
7,223 satisfied customers
I have a Freightliner with a DD that is making a tinny
I have a Freightliner with a DD that is making a tinny tapping noise that starts at 950 rpm. … read more
Expert
Expert
7,223 satisfied customers
2016 DD13 LOST FUEL PRIME, 2016 DETROIT IN A WESTERN DD13,
EVERTHING IT SEEMS WHEN U PRESURE THE TEST PORT THE FUEL JUST RUNS BACK TO THE TANK … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,738 satisfied customers
I have a 2011 Freightliner Cascadia in my shop with a dd15
I have a 2011 Freightliner Cascadia in my shop with a dd15 Detroit died going down the road fuel filter housing was empty primer pump not working you can hook up a sprayer with a compucheck fitting fu… read more
Expert
Expert
7,223 satisfied customers
The high pressure fuel pump went out so I replaced it now it
the high pressure fuel pump went out so I replaced it now it wont start … read more
Expert
Expert
7,223 satisfied customers
I have a DD15 that was just overhauled by an experienced
I have a DD15 that was just overhauled by an experienced tech but this was his first DD15.The engine cranks hard then starts and idles fine. As it warms up the idle gets progressively rougher. If you … read more
Expert
Expert
7,223 satisfied customers
I have a question on a dd13. I have a DD13 with a no start
Hello Roy I have a question on a dd13. I have a DD13 with a no start issue. My commanded fuel pressure is at 310 bar and the measured is at 20 bar. It is not setting off a code. KW/NW is true. Fuel sy… read more
Expert
Expert
7,223 satisfied customers
I would like to know what the following code? Means. 3AFOE4.
I would like to know what the following code? Means. 3AFOE4. a detrit drumroll engineering diagnostic tool was used to read codes. The above is a MCM Fault. 2012 freightliner with d13 Detroit… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,738 satisfied customers
2009 freightliner century detroit emgine, Truck starts but
2009 freightliner century detroit emgine, Truck starts but it shutdowns down within seconds… read more
Jim
Jim
Diesel tech.
212 satisfied customers
I have a power loss on a Detroit 60 series engine its in a
I have a power loss on a Detroit 60 series engine its in a freightliner classic 2003. The motor works fine there is no proble in the fuel lines collapsing and the pressure valve on the return line is … read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 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

4,431 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,171 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

14,348 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,738 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

1,629 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,413 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

311 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