Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
I have an 04 gmc t7500 that had a bad ac clutch we replaced
i have an 04 gmc t7500 that had a bad ac clutch we replaced the compressor but it wont turn on unless i jump it i have no wiring diag to go by can you help me… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
11 satisfied customers
I need the freon charge amount and the exact location of the
I need the freon charge amount and the exact location of the a/c clutch relay for a 2016 Freightliner coronado… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
Jeremy, can you get me the diagram for the fuse and relay
Good evening Jeremy, can you get me the diagram for the fuse and relay panel for a 2017 Freightliner Coronado?? I need to locate the a/c clutch relay and it is not marked… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
2002 F/L 120 Classic .... elec panel in middle/lower dash,
2002 F/L 120 Classic .... elec panel in middle/lower dash, looking for location/lay out of all relays on LH side ...all the little identify tags are worn off. I know which is bunk a/c, signal for vigi… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I HAVE A 97 FRTLINER CENTURY CLASS, A/C CLUTCH WILL NOT
I HAVE A 97 FRTLINER CENTURY CLASS, A/C CLUTCH WILL NOT ENGAGE. THE GIVEN INFO: NEW YORK COMPRESSOR,NEW DRIER,NEW LOW SIDE SENSOR,NEW HIGH SIDE SENSOR,SYSTEM HELD VACUUM , THEN PUT IN 2 CANS FREON, NO… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
2010 international 7600 truck. Has code SPN158 FMI 17. Also
2010 international 7600 truck. Has code SPN158 FMI 17. Also SPN151 FMI 19, SPN 1072 FMI 5 and It cranks but won't start. Scanner Don't register rpms or initial pressure. Switch battery shows 7.3v. Has… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,971 satisfied customers
1996 international navistar 4700 DT444E i have a a/c problem
1996 international navistar 4700 DT444E i have a a/c problem no voltage to clutch looking for wiring diagram last 8 0f vin # *****… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Toby please answer: 1999 Eldorado shuttle bus with rear AC
Toby please answer: 1999 Eldorado shuttle bus with rear AC problem. I think it used to have a low-med-high function but it seems like only low and medium are working. Would this be most likely a probl… read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
I have a2006 Freightliner Columbia that I am trying to locate
I have a2006 Freightliner Columbia that I am trying to locate the fuse relay block diagram for. 1FUJA6CK26LW01203… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,971 satisfied customers
I have a 1999 Bluebird bus with a cummins 5.9. The yellow service
I have a 1999 Bluebird bus with a cummins 5.9. The yellow service engine light is on. The only code is sid 237 fmi 11 just says start enable device. Not sure where to start.… read more
Joe
Joe
Service Technician
Associate Degree
819 satisfied customers
I have a 2010 T270 and the engine fan will not engage half
I have a 2010 T270 and the engine fan will not engage half the time. Half the time you leave it alone and it cycles fine, the other half of the time I will check on it and the engine temp is up to 230… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
29,922 satisfied customers
I have a 2000 fld12064t with an n14 cummins. I am trying to
I have a 2000 fld12064t with an n14 cummins. I am trying to locate the a/c clutch relay. Some of my stickers are missing or to faded to read.… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
have a 2004 Western Star tractor 18 wheeler. A/C compressor
have a 2004 Western Star tractor 18 wheeler. A/C compressor is not coming on. does not appear power is getting to a/c compressor. pressure good in the system, pressure switch operational. no blown fus… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2000 Peterbilt 379 A/C problem-hello, I have a 2000 Pete379
2000 Peterbilt 379 A/C problem-hello, I have a 2000 Pete379 , cannot get the a/c pump to turn on. Series 60 motor was rebuilt last fall, a/c worked before then... pulled vacuum on system and opened re… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
2007 International 8600 with ISM A/C problem, had power to
2007 International 8600 with ISM A/C problem, had power to a thermoster but not out replaced, fan clutch engaged then quickly shut down again. Where is the fan clutch relay, I have looked every where.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2005 W900 with dob 2-20-05 Ser#104836 cat power Having electrical
2005 W900 with dob 2-20-05 Ser#104836 cat power Having electrical trouble with it knocking out ing. bus relay Need an experienced Kenworth tech. Customer called me out b/c truck had died in the ditch,… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Im working on a 2006 freightliner centry, the blower motor
im working on a 2006 freightliner centry, the blower motor and a/c stop working . the snow flake or recirclate does not lite up. checked all the fuses. relaced the motor… read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
625 satisfied customers
VOLVO 770 SEMI: I HAVE A 2003 VOLVO 770 WITH A D12 STARTED
I HAVE A 2003 VOLVO 770 WITH A D12 STARTED HAVE THE FAN STAY ON. REPLACED FAN CLUTCH RELAY ABOVE AIR TO AIR. KNOWING I HAD A BAD A/C COMPRESSOR I REPLACED THE COMPRESSOR. MY ASAP IS NOT WORKING AND I … read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
136 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

2,971 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

11,555 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,243 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