Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
With Wormuth truck repair. I have a 2009 chevy with a isuzi
my name is ***** ***** Wormuth truck repair. I have a 2009 chevy with a isuzi motor that has gone into a dpf limp mode … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Its in limp mode ad now it wont start. Its a 2012 isuzu npr
i was trying to fix it myself....ive just made sure that all the grounds and battery connections are good … read more
Andy3221
Andy3221
truck /coach technician
Vocational, Technical or Trade Scho
222 satisfied customers
I have an 06 f-650 with the vt365. kept blowing the idm fuse
I have an 06 f-650 with the vt365. kept blowing the idm fuse by the battery tray. customer put an automatic 40 circuit breaker in its place. truck was towed in no start no crank no injector buzz. Ive … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Diesel teck i have a 05 gmc 7500 7.8 isusu diesel goes into
diesel teck i have a 05 gmc 7500 7.8 isusu diesel goes into limp mode losses power iam realy slow at typing please call me ay(###) ###-####… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
Got a 06 Peterbilt 387 Pacer motor the dash lights blink on
Got a 06 Peterbilt 387 Pacer motor the dash lights blink on and off like it's in limp mode … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
I HAVE A 04 7.8L DURAMAX 6500 CHEVY ROLL BACK, LOW POWER
I HAVE A 04 7.8L DURAMAX 6500 CHEVY ROLL BACK, LOW POWER SLIGHT MISS WHEN COLD GOOD POWER AS IT WARMS UP LOOSES POWER. THE TEMP AT THE EXHAUST MANIFOLD 160*-178* ON CYLINDERS 1,2,3,4 THE TEMP IS 128*-… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
2003 gmc 7500 with allison trans won't shift out of 1st. Giving
2003 gmc 7500 with allison trans won't shift out of 1st. Giving me a code on the self diagnosis a d12511 … read more
Justin Hebert
Justin Hebert
Lead Technician
32 satisfied customers
I have a speedometer problem on a 2003 GMC C7500. Had no speedometer,
I have a speedometer problem on a 2003 GMC C7500. Had no speedometer, replaced the speed sensor on the rear of the transmission. I works now but bounces around, 10 mph to 80 mph with no real realtion … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
Here's my problem...while driving on ghway at 55 mph,
Here's my problem...while driving on highway at 55 mph, the check engine light and the engine fluid light comes on (no blinking) the warning buzzer beeps for 5 seconds, and then goes away. Engine neve… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
Clayton. I have a 2006 columbia freightliner with detroit
Hi Clayton. MY NAME is***** have a 2006 columbia freightliner with detroit engine series 60 14 liter. The egr has been deleted, with a loaded trailer at 8,9,10 gear i will loose boost at 1400 and 1500… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
i have a nissan ud 2009 with a j08 engine, it went into
HI i have a nissan ud 2009 with a j08 engine, it went into limp mode a few weeks ago, we had the codes scanned and replaced the fuel suction solenoid, the problem has now reoccurred and disconnecting … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
GMC c6500: I'm working on a 2006 GMC c6500 with a 7.8 duramax
I'm working on a 2006 GMC c6500 with a 7.8 duramax in it. When the truck starts to get any type of torque on it, it goes into some type of limp mode. Truck does not shut down but it has no throttle re… read more
Pete
Pete
Independent Auto Technician
Vocational, Technical or Trade Scho
138 satisfied customers
Hello, my truck has lost power the old turbo was leaning oil
Hello, my truck has lost power the old turbo was leaning oil they replace it with a new one drove about 200 miles and is doing the same thing the truck has no power at all what could that be… read more
roy
roy
Associate Degree
3 satisfied customers
I have a C7 cat [kal85083] with a code 102-3 boost pressure
I have a C7 cat [kal85083] with a code 102-3 boost pressure high[25].I used a lap top with cat soft ware to retrieve this code.It is not an active code. Customer complains that truck goes into limp mo… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
Hi I have freightliner columbia with detroit 60 engine. 1.
Hi I have freightliner columbia with detroit 60 engine. 1. Recently at the begining of the driving the turbo gauge is sooting all the way upto 50. If gas paddle is released it comes down and after 5-1… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
LIMP MODE,04 CHEV 6500 CATERPILLAR, WHEN IN LIMP(GETTING WORSE)
LIMP MODE,04 CHEV 6500 CATERPILLAR, WHEN IN LIMP(GETTING WORSE) NO REVERSE AND ONLY DRIVE, SHIFT SOLENOID ,MANIFOLD PRESS SWITCH,TRANS FILTERS ,FLUID, PARK REVN SWITCH REPLACED,NEW FUEL FILTERS,HELP C… read more
NavistarMaster
NavistarMaster
master diesel technician
Associate Degree
44 satisfied customers
I have a 2007 Ford F-650 Cummins 5.9L 124,000 milesEngine
I have a 2007 Ford F-650 Cummins 5.9L 124,000 miles Engine code that Is flashing on the dash is 4-3-1 Having random stop engine light coming on from time to time. It shuts the truck down to a "limp mo… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
I have an 2006 Sterling truck with an allison transmission
I have an 2006 Sterling truck with an allison transmission , No matter what gear I put it in it automatically goes into 4 th gear , Its got new filters and fluid in it !! Yes I am still waiting for a … read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
130 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

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