Medium and Heavy Trucks

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I have a Peterbilt 337 with a PX 6 engine. Vin is 8m768805.
I have a Peterbilt 337 with a PX 6 engine. Vin is 8m768805. With are having a low power problem. We had a code for a turbo actuator. we replaced the actuator. code came back. we replaced the turbo. Co… read more
Andy
Andy
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Vocational, Technical or Trade School
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Have ISX cummins that is slobering out of exhaust behind
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What is general exhaust temperature for isx15 550 hp. What
What is general exhaust temperature for isx15 550 hp. … read more
Wayne
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2007 Peterbilt 335 Cummins 8.3 ISC. SN 46644819...originally
2007 Peterbilt 335 Cummins 8.3 ISC. SN 46644819...originally brought in bc of loss of power & heavy smoke...replaced injectors (all 6), replaced #2 piston & sleeve, machine shop checked heads but no m… read more
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I am getting a fault code had it checked said fuel leak for
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2007 ISX CM871 high exhaust temp and black smoke when foot
2007 ISX CM871 high exhaust temp and black smoke when foot in throttle. Truck seems to be down on power some. May not be but I don't think it has the power it should. Can I get some trouble shooting h… read more
Daniel Wilson
Daniel Wilson
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I'm looking at a 2004 Fleetwood Revolution em dash 38 350
I'm looking at a 2004 Fleetwood Revolution em dash 38 B 350 horsepower. What can you tell me about the motor it's a longevity and mileage and is it normally a turbo thank you … read more
Daniel Wilson
Daniel Wilson
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I have a 2005 peterbilt 335 with a 315 hp cummins isc
I have a 2005 peterbilt 335 with a 315 hp cummins isc "engine serial numnber 45442713 cpl 8820" in it the motor threw a rod and I have a replacement motor from another truck that is the same year but … read more
Alex Olsen
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I was wondering what are the number codes turbor charge 2006
i was wondering what are the number codes for a turbor charge for a 2006 petterbilt 335 8.3 litters cumming.… read more
cumminsdr
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Low power with slow foot throttle response with empty truck, what comm
Low power with slow foot throttle response with empty truck, what common items can cause this condition?… read more
Andy
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I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on
I have a 2013 Peterbilt with a 550 ISX. It has 3700 hrs on it and the DPF filter was cleaned at 2700 hrs. A couple of weeks ago it threw a code 3251 (particulate trap 1 pressure). I had a mechanic for… read more
Jeremy
Jeremy
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Constant problems with regeneration right now it regents for
Constant problems with regeneration right now it regents for 1hour off 1hour truck still has plenty of power 2010 peterbilt model 335 cummins motor… read more
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I have a 2013 Pete with a 500 ISX. I just had tha DPF filter cleaned out last week and th
I have a 2013 Pete with a 500 ISX. I just had tha DPF filter cleaned out last week and the next day it started regening about every 4 hours. Brought it to Cummins and they diagnosed that the turbo was… read more
cumminsdr
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Hi, I have a 8.3 litre Cummins that has quit running.It was
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Daniel Wilson
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Auto Mechanics 1&2/diesel mech
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I have a 91 freightliner with the 60 series Detroit. Hauled
I have a 91 freightliner with the 60 series Detroit. Hauled 2 loads of cattle the other day, turned the truck off while loading the 3Rd load, started up and pulled away to find very little power when … read more
Cat Man
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how to remove fuel injector p.n.(NNN) NNN-NNNNx from a isc commins
how to remove fuel injector p.n.(NNN) NNN-NNNNx from a isc commins elec injector in a 2005 pete… read more
cumminsdr
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i have a 2004 isc 315 cummins in a dump truck that will barely
i have a 2004 isc 315 cummins in a dump truck that will barely run on a cold morning it runs good for the first couple of miles then it will barely run for an hour or so.i have had it tested it has lo… read more
Wayne
Wayne
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I have a 2008 freightliner m2 106 SportChassis with 6 speed
I have a 2008 freightliner m2 106 SportChassis with 6 speed Allison and 8.3 cummins isc engine. Unit only has 14000 miles on it. When I coast slowly, foot off brake,no throttle, engine starts to run v… read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

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Owner at DJ Wilson

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I am ASE Master Truck Certified.

Wayne

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

Jeremy

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Curtis B.

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Technician turned service manager on multiple lines of trucks and engines, used in industry.

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Chris (aka-Moose)

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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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