Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Ask an Expert,
Get an Answer ASAP!

Related Medium and Heavy Trucks Questions
When driving at normal speeds, I lose all fuel pedal
when driving at normal speeds, I lose all fuel pedal control, engine stays idling but nothing happens when I push down on the fuel pedal. I turn the engine off and restart, and gain fuel pedal control… read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,097 satisfied customers
I have a 2012 Isuzu NPRHD, 5.2 diesel that is in limp mode
I have a 2012 Isuzu NPRHD, 5.2 diesel that is in limp mode and shows DTC's of P20C9 and P2048. I have an IDSS so I can reset the DTC's but they come back after a few miles driving. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have an 2014 Isuzu NPR with code P0093. Under rapid
good morning i have an 2014 Isuzu NPR with code P0093. Under rapid acceleration throws this code and goes into limp mode. No visible leaks. runs fine if you just accel slowly. was thinking of changing… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
Jeremy, I have a 2005 Isuzu NPR 5.2L 4HK1. I do not have a
Hi Jeremy, I have a 2005 Isuzu NPR 5.2L 4HK1. I do not have a shop in my town with IDSS. Nearest shop is 100 miles away. The truck has been having the limp mode kick in and take the truck to idle and … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2005 isuzu NPR diesel drops to limp mode. All fluids are ok,
2005 isuzu NPR diesel drops to limp mode. All fluids are ok, and harness connectors intact. OBD2 reader will not read isuzu codes … read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,097 satisfied customers
I hav a problem with 2005 isuzu NPR 4.8lt diesel,, engine
hi there, i hav a problem with 2005 isuzu NPR 4.8lt diesel,, engine wont acelerate while is in D or R but it will if is in P i press the acelerate pedal wen is in park it work normal when i put in D O… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2010 Isuzu Npr I'm getting P0087 & P0093 codes. I
I have a 2010 Isuzu Npr I'm getting P0087 & P0093 codes. I have changed the filter housing. I have done a cylinder injector cutout test and they all shut off. My cylinder balance rate are as follows: … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
I have a2010 Isuzu npr. I'm have the following inactive
I have a2010 Isuzu npr. I'm have the following inactive codes P0087 P0093 P042E I have an active code of P244B I have cleared these codes, test drove truck now p0093 & P244B came back. The truck seems… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2007 GMC C6500, vin#1GDJ6C13X7F412782. Truck came in for
2007 GMC C6500, vin#1GDJ6C13X7F412782. Truck came in for brake issue, I pulled the truck in the bay (running fine) replaced the hydroboost on the brakes, went to test drive and the rpm will only go up… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2012 Isuzu npr with a 6.0 gas engine, keeps on setting
I have a 2012 Isuzu npr with a 6.0 gas engine, keeps on setting the same codes. The codes are p0171 and p0174 . It doesn't mater I'f the truck is running or not the codes will always set. Even with th… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
Isuzu NPR: , I'm Bill, I have a 2006 Isuzu NPR Diesel. Was
Hi, I'm Bill, I have a 2006 Isuzu NPR Diesel. Was driving on highway on cruise control about 68mph. it's sweetspot on road. going up a hill the engine dropped rpm. didn't die but would not rev over 21… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 2007 izuzu npr that keeps loosing power when driving
I have a 2007 izuzu npr that keeps loosing power when driving have to restart to drive again we are getting code p0093 p0087 we replaced the fuel filter and then the suction control valve the truck is… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have a 06 Izusu npr 5.2L turbo diesel cab over it is going
I have a 06 Izusu npr 5.2L turbo diesel cab over it is going into limp mode with 2 trouble codes P1093 and P0087 I recently changed the fuel filter Today and disconnected the battery for a few minutes… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
Hi Dan, I've got an Isuzu NPR 5.2L diesel in my shop with trouble
Hi Dan, I've got an Isuzu NPR 5.2L diesel in my shop with trouble codes P0087 and P0093. I've changed the SCR and the fuel pressure limiter as per a technical service bulletin, cleared the codes and s… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
nqr isuzu: i have a nqr 2010 isuzu it goes in to gin mode while
i have a nqr 2010 isuzu it goes in to gin mode while in the city but d rates on the interstate what sinsor is out or what needs to be done… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
2005 Isuzu npr 5.2l code p0087 p0093 truck in limp mode fuel
2005 Isuzu npr 5.2l code p0087 p0093 truck in limp mode fuel system seems fine. I know what codes mean need help finding cause… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
Isuzu NPR: Hello, I am working on a 2006 Isuzu NPR with
Hello, I am working on a 2006 Isuzu NPR with a 5.2L diesel VIN JALC4B16667015584. I changed the fuel filter on this vehicle for maintenance and took it on a test drive. Now I have a check engine light… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
2006 isuzu FRR, engine light on, loos of throttle , turn motor
2006 isuzu FRR, engine light on, loos of throttle , turn motor off, ok to drive with engine light on...… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 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