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
Do you help with big truck Volvo, 2005, Yes myself Nothing,
Yes myself Nothing 2005 Volvo Cummins Freedomline trans going down road speedometer quits… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
94 GMC TOPKICK C7000 AT 6.6l The speedometer suddenly
94 GMC TOPKICK C7000 AT 6.6l The speedometer suddenly stopped. I haven't started any diagnosis so I'll need a little help tracking down the issue. Is this electronic with a sender at the transmission?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a 2007 gmc, c5500 and after a mechanic tried to fix
I have a 2007 gmc, c5500 and after a mechanic tried to fix it, it will now not shift out of second gear. The trans worked fine when parked last year, the transmission will only shift from 1st to secon… read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
201 satisfied customers
Jeremy its again im working on a 2015 ford f750 with a
jeremy its dan again im working on a 2015 ford f750 with a cummins engine and allison transmission on shift selector showing oil level invalid and oil temp too low i looked for level sensor but didnt … read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
201 satisfied customers
Help / Need top notch mechanic advise from the best Volvo
Please help / Need top notch mechanic advise from the best Volvo truck mechanic technician !!!!!!!!! / Have had a good Volvo truck mechanic working on my 2004 Volvo 780 for about 2 days / When brought… read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
201 satisfied customers
Speedometer not working. 2006 Kenworth T800; Eaton 10 speed
Speedometer not working. 2006 Kenworth T800; Eaton 10 speed manual; cummins ISX 400ST … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
1993 INTERNATIONAL 9370-9400 SERIES, CAT 3406B TURBO
1993 INTERNATIONAL 9370-9400 SERIES, CAT 3406B TURBO MECHANICAL, VIN # 2HSFHRDR8PC067178. The speedometer quit working, the gauge cycles when i tun the key on so I know the mechanism in the speedo are… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
2007 IH 4700 1HTMMAL27H486569, Speedometer reads nothing
2007 IH 4700 1HTMMAL27H486569, Speedometer reads nothing until the truck reaches about 35mph, then the speedo climbs up to 85mph. Sometimes it will go up to 45 and back down to zero, when the truck is… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
The speedometer on our service truck maxes out we experience
the speedometer on our service truck maxes out we experience loss of throttle and the scan tool show the transmission down shifting to 3rd gear this happens when truck speed is about 45mph. the truck … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
2007 IH 4300 speedo quit, no ck engine or trans light on,
2007 IH 4300 speedo quit, no ck engine or trans light on, shifts drives fine. service max shows code 639 14 241 254… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a FMTV Truck with a C7 Cat and an Allison MD 3070 PT
I have a FMTV Truck with a C7 Cat and an Allison MD 3070 PT transmission. http://olive-drab.com/idphoto/id_photos_m1148.php I am bringing the truck back from the dead as it was a victim of Hurricane I… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I am working on an 05 GMC C7500,C7 Cat,Allison transmission.
I am working on an 05 GMC C7500,C7 Cat,Allison transmission. After about a city block, the speedometer quits working, it loses power and wont go over about 40mph,the check engine light comes on,and th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
How can i change how much the odometer shows that i drive.
How can i change how much the odometer shows that i drive. Ive got Cummins Insite. The truck shows 6 miles per hour slower at 50 MPH… read more
Travis A. Wells
Travis A. Wells
Truck Mechanic
Associates of Applied Science
15 satisfied customers
2006 freightliner with Cat c7 and Allison auto transmission; Trans
2006 freightliner with Cat c7 and Allison auto transmission; Trans warning light came on went to Allison dealer got error codes u0073 and u0100. Can bus communication loss. Truck is 1300 miles from ho… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
We have a 1991 GMC top kick 6.6L with 5spd that the speedo
We have a 1991 GMC top kick 6.6L with 5spd that the speedo is working correctly one minute then drops to zero then reads correct then flutters then drops.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I HAVE A 2008 T300 WITH ONLY A LITTLE OVER 7,000 MILES AND
I HAVE A 2008 T300 WITH ONLY A LITTLE OVER 7,000 MILES AND THE SPEEDOMETER SUDDENLY STARTED TO BE VERY ERRATIC AND THEN JUST SETTLE DOWN TO ABOUT 10 MPH REGARDLESS OF HOW FAST THE UNIT IS MOVING, BUT … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
I have a 2000 chevy c6500, the tachometer not the speedometer
I have a 2000 chevy c6500, the tachometer not the speedometer doesn't work. The alternator has change, the instrument cluster been rebuild and the sensor in transmission has been change. What should I… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,965 satisfied customers
allison 643 transmission. Speedometer is showing low and swinging
allison 643 transmission. Speedometer is showing low and swinging up and down. I have checked the electrical connections on the speed transmitter..… read more
NavistarMaster
NavistarMaster
master diesel technician
Associate Degree
44 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

3,632 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,965 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

13,189 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,672 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

1,458 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

149 satisfied customers

16 years of experience

dieseldan55

dieseldan55

Contractor

77 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