6.7 Liter Dodge Cummins 07.5-12 Discussion of 6.7 Liter Dodge Cummins Diesels

Fuel in Oil

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Old Jan 19, 2012 | 09:57 AM
  #21  
BIGHORN08's Avatar
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Yeah, I feel my truck is on a timer for destruction. I need to do it quick! But, the strangest thing is, I'm at 41k miles on mine and never even had a glimmer of a DPF regen message. I tend to drive it alot in town, but when I'm on the highway out of town somewhere I give it hell. Plus, my truck was reflashed right before I bought it, so those factors may have kept me out of trouble with the truck. I've had oil generation, but that seems to happen with all of them. IDK, but compared to all the horror stories I see and hear about, I think I picked a winner. No major problems yet (banging the head on wood instead of brick)
 
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Old Jan 19, 2012 | 06:13 PM
  #22  
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Originally Posted by BIGHORN08
Yeah, I feel my truck is on a timer for destruction. I need to do it quick! But, the strangest thing is, I'm at 41k miles on mine and never even had a glimmer of a DPF regen message. I tend to drive it alot in town, but when I'm on the highway out of town somewhere I give it hell. Plus, my truck was reflashed right before I bought it, so those factors may have kept me out of trouble with the truck. I've had oil generation, but that seems to happen with all of them. IDK, but compared to all the horror stories I see and hear about, I think I picked a winner. No major problems yet (banging the head on wood instead of brick)


Ya i dont think he gets a light either. the only time he has really noticed is the first time it regenned, it ploomed out white smoke, than I was standing by the exhaust and it was stupid hot. Other than that its never said a thing.

God damn EPA makes getting a new truck unenjoyable.
 
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Old Jan 20, 2012 | 09:22 AM
  #23  
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Originally Posted by BIGHORN08
Yeah, I feel my truck is on a timer for destruction. I need to do it quick! But, the strangest thing is, I'm at 41k miles on mine and never even had a glimmer of a DPF regen message. I tend to drive it alot in town, but when I'm on the highway out of town somewhere I give it hell. Plus, my truck was reflashed right before I bought it, so those factors may have kept me out of trouble with the truck. I've had oil generation, but that seems to happen with all of them. IDK, but compared to all the horror stories I see and hear about, I think I picked a winner. No major problems yet (banging the head on wood instead of brick)



Interestingly enough, I have never gotten a regen message either and I did have to take it to the dealer to do the dpf/egr/turbo clean and computer flash at about 28K. Is there a reason the message isn't showing up when a regen occurs? I know that when I had to take it to the dealer to get that stuff done, all I got was an engine light and poor running engine.
 
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Old Jan 20, 2012 | 10:24 AM
  #24  
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Originally Posted by mrweasel
Is there a reason the message isn't showing up when a regen occurs?
My guess would be the regens were not occurring or not occurring properly and that's why your turbo, EGR etc got fouled up.

It is clear now that the people who bought late '07-08 6.7s were guinea pigs for the new Cummins emissions equipment. Some had no problems, many had BIG problems related to the DPF/EGR systems. This is typical for most new technology, but unfortunate it was not better tested before being sold to the public. It seems most of the bugs have been worked out with better software parameters and other things I'm probably not aware of.
 
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Old Jan 20, 2012 | 03:17 PM
  #25  
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I'm just sneaking up on 16 K miles and have had 4 regens. All were in winter (more idle time to warm up) just hate all the crap going into the oil.
 
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Old Feb 22, 2012 | 10:48 AM
  #26  
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So since my last post, the trucks been in the shop a total of three times, and even the dealer is lost. theyve tried three different tunes..still not making a difference, sadly my father is refusing to jump on the wagon and delete his emissions.
 
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Old Feb 22, 2012 | 07:02 PM
  #27  
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That's quite a gamble. But of course, I would wait til the dealer gets me closure too before jumping the gun and doing anything. When I had some recall work done on it, it made me think twice for a bit about doing the deletes. But then again the price of diesel had me by one ball and the dealership had the other. Why not get both back at the same time I actually cancelled my Chrysler contract after 9 months (before I did the deletes) and got 1400 back to go towards the truck loan.
 

Last edited by BIGHORN08; Feb 22, 2012 at 07:12 PM.
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Old Feb 23, 2012 | 10:32 AM
  #28  
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The dealer even said it was the DPF but all they have done is try different flashes. still diluting the oil.
 
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Old Feb 23, 2012 | 04:21 PM
  #29  
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Originally Posted by NadirPoint
Burn more fuel to reduce emissions. That makes my head hurt.
My drove my dads 2010 6.7 cummins a few times with a light foot, and the best i could get out of it was 15 mpg.

Now on his 2011, the best I could come up with was 13.
 
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Old Feb 23, 2012 | 07:37 PM
  #30  
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Fuel in Oil-gridb4after.jpg heres a pic of one another member posted if i remember right it was under a 100k and the motor needed to be rebuilt i could see why
 
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