Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
Put freightliner cut off on my pete and i wanted to hook up
put freightliner cut off on my pete and i wanted to hook up dump valve to dump air off tandem to make it easier to hook and unhook trailers … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
Im working on a Detroit diesel series 60. Truck randomly
Im working on a Detroit diesel series 60. Truck randomly looses power and smokes awful. Codes I got were SID 146 FMI 2 and SID 147 FMI 2. I have very little experience with the Series 60. Just wonderi… read more
Roy
Roy
shop foreman
Associate Degree
4,481 satisfied customers
I have an 07 Peterbilt with a cat engine. My air gauges are
I have an 07 Peterbilt with a cat engine. My air gauges are not going up. The buzzer is going off. Both primary and secondary. What is the first step… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Trying to wire a marker int switch on freightliner m2, 2006
trying to wire a marker int switch on freightliner m2 … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
Changing transmission are the airlines hooked up the same on
Changing transmission are the airlines hooked up the same on A-5013 as on a187 18B … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
97 freightliner fld 120. Right blinker works but when brake
right blinker works but when brake is applied the signal freezes. same thing happens when flashers are on. located brake relay on firewall and unplugged but had no effect on situation. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
1996 western star ,fitted with black brake spring push pull
1996 western star ,fitted with black brake spring push pull valve ,red trailer supply valve , when you release park brakes , air starts releasing from back of park brake valve at dash , have replaced … read more
John Vieira
John Vieira
Heavy Duty Diesel Mechanic
63 satisfied customers
I have 2010 freightliner century last six of the vin#AN2005.
I have 2010 freightliner century last six of the vin#AN2005. Air dryer has excesive sneezing(bursting air out) changed whole air drier. The valve on the bottom of the air drier keep bursting(loosing) … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
Ive got a 2014 kenworth dump truck. All I have is a paper
Ive got a 2014 kenworth dump truck. All I have is a paper copy of the code its throwing at the moment so I don't have the vin or esn. parts that have been recently replaced are the dpf filter, def dos… read more
Derek Neustaeter
Derek Neustaeter
Heavy Duty Equipment Mechanic
1 satisfied customers
Do u have a wiring diagram temperature sensor on a
do u have a wiring diagram for the temperature sensor on a freightliner fld(###) ###-####Detroit 60 series… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code
I have Freightliner M2 106 with a Cat C7 engine. It is reading a code PID 259 Fault 1 Fail 00. The truck will drive normally, then the speed of the engine will drop to 45 mph and won't go above that. … read more
John Vieira
John Vieira
Heavy Duty Diesel Mechanic
63 satisfied customers
Clayton.Hace this Cascadia 09,DD15.Truck will crank but
Clayton.Hace this Cascadia 09,DD15.Truck will crank but won't start after sits or two days.Once it starts,it will start a billion times without any problem rest of the day.It happens only in the morni… read more
Curtis B.
Curtis B.
Technician
Associate Degree
991 satisfied customers
Hi I am working on a 2007 Freightliner FLD. VIN: Y44739.
Hi I am working on a 2007 Freightliner FLD. VIN: Y44739. We are not getting power to the lower portion of the main circuit breaker panel. Circuit number 447H 1106. This is a large feed line that conne… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
97 Freightliner FLD 112, Cummins M11 VIN: last six 705835A/C
97 Freightliner FLD 112, Cummins M11 VIN: last six 705835 A/C APADS MODULE not indicating any faults/code, seems dead. Couple days ago I had 4 blinking red lights indicating wireing or connection issu… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
FREIGHTLINER CENTURY: IS THERE AN EASY WAY I CAN DETERMINE
IS THERE AN EASY WAY I CAN DETERMINE WHETHER I HAVE A BLEND AIR OR WATER-VALVE CONTROLLED HVAC SYSTEM ON MY 2002 FREIGHTLINER CENTURY WITHOUT PULLING APART THE DASH?… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,927 satisfied customers
i have a 2000 freightliner fld120 classic xl..i just replaced
i have a 2000 freightliner fld120 classic xl..i just replaced the dash safety/control valve{s} for the air brakes..i think i possibly got the lines mixed up as valves are not operating properly...is t… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
Ford Freightliner: I suddenly have the problem of the engine
I suddenly have the problem of the engine shutting off, after priming the fuel filter and spaying starter fluid, the engine starts, runs for a short time and shuts off. The fuel is used from the prime… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I HAVE A 2007 FREIGHTLINER M CLASS THE BRAKE LIGHTS ARE STUCK
I HAVE A 2007 FREIGHTLINER M CLASS THE BRAKE LIGHTS ARE STUCK ON IT HAS AIR BRAKES NO CODES… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 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

2,803 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,530 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

2,892 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

3,927 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

cumminsdr

cumminsdr

Mechanic

1,351 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

991 satisfied customers

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

dieseldan55

dieseldan55

Contractor

74 satisfied customers

Road Service mechanic for Volvo Construction.

< 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