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
Instrument cluster gauges are not working. just had an
Instrument cluster gauges are not working. just had an engine rebuild … read more
BrentR718
BrentR718
Diesel Program Instructor
AAS Agriculture Engineering Technology
3 satisfied customers
I HAVE A CUMMINS ISX CODE 325. 2011 PETERBILT 388 ENG#
Replaced injector #6, internal injector harness, external injector harness and ecm … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
402 satisfied customers
2003 international 4400 ***************** Issue with the
2003 international 4400 *****************Issue with the secondary air tank gauge. Turn the key on. The gauge cycles like it's supposed to then pins it self and makes a clicking sound.I found two gauge… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
99 Peterbilt 320 with a no power to the dash the main
99 Peterbilt 320 with a no power to the dash the main breaker has power and carries it to the main relay but the relay will not close on its own … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
98 freightliner why my gauge stop working. 98 freightliner
98 freightliner why my gauge stop working JA: What's the make/model/year of your truck? Engine type? Customer: 98 freightliner cllassic fld 120 12.7 detorit JA: Are you fixing your truck yourself? Wha… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Gauges in dash suddenly stopped working. 2008 Peterbilt389
Yes checked all fuses they were ok, thought it might be a relay behind the speedometer. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Curtis, Have a cm876 en#35262021. Oil pressure sending unit
Oil pressure sending unit was leaking the light went off on my gauge been a couple days later the needle dropped down to zero replaced the leaking oil sensor plug check for continuity At the wiring harness plug it was good replaced with a new sensor my gauge reads zero and has no light. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Need OEM ECU plug pinout diagram for 2000 Peterbuilt mod.320
Need OEM ECU plug pinout diagram for 2000 Peterbuilt mod.320 to cummins ISM (cm 570),can you help? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2016 peterbilt 567 with the ISX cummins. I have an
I have a 2016 peterbilt 567 with the ISX cummins. I have an issue with my temp gauge. It reads 0 with a light indicator underneath the needle. New sensor, checked resistance from sensor to computer ha… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Ihave an 07 peterbilt 320. looking for the location of the
ihave an 07 peterbilt 320. looking for the location of the HVAC and wiper fuse … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have an instrument cluster problem on a 1998 freightliner
second opinion] I have an instrument cluster problem on a 1998 freightliner century class with a cummins n14 celect plus. Last 6 of vin is 951020 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Instrument cluster lights not working on a 379 pete 2006
Instrument cluster lights not working on a 379 pete 2006 model … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Fault code755 on Cummins isx cm2350 I have tried another
Fault code755 on Cummins isx cm2350 I have tried another fuel pressure sensor another ecm what could cause this code … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Peterbilt 386. Peterbiltcat13. I'm mechanic I have a shop. I
I can't fine gauges problem on this truck can you help me … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Speedo rpm coolant oil press oil temp boost and amp gauge do
Speedo rpm coolant oil press oil temp boost and amp gauge do not work … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Qsc8.3 marine no guages, ser#46504830 Qsc8.3, no cummins was
no cummins was here 3days ago tried changing module on side of engine and new tach no show yesterday … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I'm the fleet manager for an energy company in Maryland. I
Hi, my name is***** the fleet manager for an energy company in Maryland . I have a 1995 Peterbilt 320 and when you start the truck all of the gauges sweep left too right and the "dummy" lights stay li… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Yesterday my speedometer, odometer, voltage gauge and
Yesterday my speedometer, odometer, voltage gauge and instrument light cluster stopped working. Checked fuses and relays in fuse box as well as relay directly behind gauges. Could not resolve the prob… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
11,401 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

11,401 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