Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
1999 FORD F-550 7.3L production date 6/98 had weak high
1999 FORD F-550 7.3L production date 6/98 had weak high pressure, was only getting 420psi, replaced HPOP no change, applied 12v to the IPR and got 3000psi for a few seconds but went to zero. replaced … read more
Chris (aka- Moose)
Chris (aka- Moose)
Vocational, Technical or Trade School
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I have a UD truck with an engine model FE6TA, 423CU, that
I have a UD truck with an engine model FE6TA, 423CU, that recently started blowing white smoke. very rich and thick white smoke. There is some power loss in the engines performance, but the it runs ve… read more
Curtis B.
Curtis B.
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Associate Degree
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Loss of power while driving the interstate and idling at red
Hey There; Loss of power while driving the interstate and idling at red lights. Truck restarts immediately. Dies agan within seconds to 5 minutes. We found codes on the odometer reading: … read more
Daniel Wilson
Daniel Wilson
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On my 2005 Ford F-250 with the 6.0 power stroke I have a
On my 2005 Ford F-250 with the 6.0 power stroke I have a high pressure oil leak. I have pressure tested it and the leak is where the oil rail nipple goes into the top of injector 1. Now my problem is … read more
Daniel Wilson
Daniel Wilson
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T. Its an 855 big cam cummins 79 vintage serial number not
its an 855 big cam cummins 79 vintage serial number not available what should the air pressure be in the air box and fuel pressure excelerates very slowly … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 1998 International rollback with the T444E 7.3
I have a 1998 International rollback with the T444E 7.3 motor 200k miles.starts right up and will ideal for days, but when I give it throttle it runs rough and the RPMs are up and down almost stalling… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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2004 international 4300. vin# 4H672008. code PID 164 FMI 0
2004 international 4300. vin# 4H672008. code PID 164 FMI 0 injection pressure too high. with scanner. not registering on IC. runs and starts fine. while driving if you back out of the throttle quickly… read more
Daniel Wilson
Daniel Wilson
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I hav problem with a 2008 international engine 4.5 lt. Turbo
Hi there I hav problem with a 2008 international engine 4.5 lt. Turbo diesel. Engine die on the road. What I hav done. New IPC , new injectors… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I have a 2011 international truck with a maxxforce engine
I have a 2011 international truck with a maxxforce engine that won't start. I retrieved a code 261 fmi 7 undocumented code mechanical failure. Can you help me identify the problem area? The last 8 of … read more
Daniel Wilson
Daniel Wilson
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This truck won't start, heavy duty scanner is picking up
This truck won't start, heavy duty scanner is picking up "spn420" 2008 international. Customer reported the regen light came on and now won't start at all. Sn- 1htwnazr38j695117… read more
Daniel Wilson
Daniel Wilson
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I have 3126b that has no power. ckm10686. What is the
I have 3126b that has no power. ckm10686. What is the easiest way to get 100 more hp out of it.… read more
Cat Man
Cat Man
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I have a 2007 Ford f-450 with a 6.0 powerstroke, I am having
I have a 2007 Ford f-450 with a 6.0 powerstroke, I am having an issue with the truck stalling/dying when pressing the throttle and will not set any codes. it will start and idle fine just though. I ha… read more
Daniel Wilson
Daniel Wilson
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I need help with an International model 1652 with a DT444E
I need help with an International model 1652 with a DT444E 7.3L engine, last 8 of VIN: XA020494 It is a crank no start after upgrading mechanical fuel pump to electric, ran great, daily driver, always… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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Isuzu npr hd 2007 5.2 liter. Rough idle, runs good down the
Isuzu npr hd 2007 5.2 liter. Rough idle, runs good down the road, smokes excessive raw diesel smell at idle. Large plumes of smoke. Seems to clear up going down the road. Put a fuel pressure sensor on… read more
spankyjr1
spankyjr1
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Hi, my name isXXXXX own Freightliner Century 2004 Detroit
Hi, my name isXXXXX own Freightliner Century 2004 Detroit 60 engine last 6 vin M12223. Have a loss of power issue with my truck . And this killing me. When I driving without trailer everything is fine… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I am working on a 1996 International 4900 with a DT466E. The
I am working on a 1996 International 4900 with a DT466E. The engine will miss and smoke on no load acceleration. You can smell the raw fuel in the smoke. During troubleshooting it will stop missing an… read more
Cat Man
Cat Man
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I have a 1988 F superduty 7.3 deisel. when the truck is loaded
I have a 1988 F superduty 7.3 deisel. when the truck is loaded it loses power when climbing hills. I have to down shift only to lose power in that gear and repete the process. what can i do to get the… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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I have an 04 International 4200 with a VT365 motor. It has
I have an 04 International 4200 with a VT365 motor. It has a stumble or a miss, and also hear a thumping through the intake. All the injectors are firing. I'm wondering it there is a problem in the va… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,523 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

7,523 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

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

Jeremy

Jeremy

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

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cumminsdr

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All types of Cummins applications

Curtis B.

Curtis B.

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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.

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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.

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