3rd Gen Engine and Drivetrain -> 2007 and up 6.7 liter Engine and Drivetrain discussion only. PLEASE, NO HIGH PERFORMANCE DISCUSSION!
View Poll Results: How do you like your 6.7 CTD?
I like it stock with emissions equip in tact.
35
36.84%
I disliked the emissions, but like the engine after removing...
52
54.74%
I dislike this engine and would not purchase again.
3
3.16%
What is a 6.7 CTD?
5
5.26%
Voters: 95. You may not vote on this poll

Your take on the 6.7

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Old Jul 26, 2010 | 12:54 PM
  #16  
Lil Dog's Avatar
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Joined: Feb 2002
Posts: 6,102
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From: Red Deer, Alberta Canada
Blacktec and loving it. Don't get to drive it as much as I would like as I use my 97 for work, but it beats it for mileage now so I am happy.
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Old Jul 26, 2010 | 01:02 PM
  #17  
aketay's Avatar
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Joined: Feb 2004
Posts: 58
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From: Peculiar, MO
No, just that it will not regen with the CEL on. No code were present. Did mention that over 150 regens were requested and that 68 had been done. Truck has delivered 24 trailers and is averaging 54.37 mph, so it is not being driven easy. Hope it keeps getting better, like the truck, it is a good tool.
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Old Jul 26, 2010 | 05:26 PM
  #18  
mr. ed's Avatar
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Joined: Mar 2007
Posts: 362
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Totally stock, pretty happy

My truck is totally stock and I plan to keep it that way for now. Only 53k on the odometer. Had a number of problems in the beginning (CEL's, EGR and turbo replacements) like many others who purchased a 2007.5 model. Virtually all the problems have been resolved over time (the J35 flash was a real positive step). I would prefer NOT to have all that emissions stuff intact but as long as I'm having no problems I'll take a wait and see attitude. Hopefully she'll keep running problem free but I always have in back of my mind the possibility of the emissions equipment causing problems somewhere down the road. Maybe in a few years I'll buy another truck. Perhaps it will use the newer SCR technology and we won't have to worry about DPF's clogging, and things like that...
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Old Nov 15, 2010 | 03:09 PM
  #19  
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Joined: May 2010
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Did deletes on my 2007.5 1 ton dually ,smarty the milage went form 12 to 18 mpg at 70 milages a hour.

Last edited by billzickert; Nov 16, 2010 at 06:26 PM. Reason: misspelled word
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Old Nov 15, 2010 | 09:59 PM
  #20  
RTA Cattle's Avatar
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Joined: Nov 2008
Posts: 28
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From: Arkansas
I am still having a hard time getting used to the 6.7. I went from a 2005 5.9 with a smarty jr. to a 2008 CC 3500 and it just feels sick! I sure miss the the low end power of my 5.9. I still like my truck though, just waiting for the warranty to run out and for the release of a smarty for CC trucks.
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Old Nov 16, 2010 | 01:46 AM
  #21  
HMX-1's Avatar
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Joined: Sep 2009
Posts: 966
Likes: 2
My dealer isn't mod friendly at all, so like a lot of folks on here I'm playing the waiting game till the warranties expire and then I'll do the deletes.

It's a shame I have to wait, but at least for the time being if something does happen its covered. No problems with it yet, and you know the old saying "if its not broke, don't fix it" really does apply to my truck.



Kris
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Old Nov 16, 2010 | 09:07 AM
  #22  
bigb's Avatar
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15 Year Member
 
Joined: Oct 2007
Posts: 97
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From: Florida
Screw the warranty! They can keep it. Got my SMARTY 67ME, cold air intake, EGR and cooler delete kit, waiting on the 5" exhaust and then parts WILL be falling off! Love the power of my wifes 07.5 mega cab. One awesome truck. I am one true Chevrolet person. Raced them all my life and when I had gas powered trucks they were Chevrolets! When I went to the diesels, I knew it had to be a Dodge with a Cummins! And I'm sure glad I did!!!!!!!!!
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Old Nov 16, 2010 | 01:38 PM
  #23  
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Joined: May 2010
Posts: 7
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Lost the turbo due to carbon buildup. Dodge excuse was cold air intake, guages and muffler. Told 3 dealers the EGT was 1450 to 1500. Answer from them was did you get alarm. Having run a paper machine for 40 years with Georgia Pacific that was computer controlled when the alarm goes off its to late. The pistons could be in the pan. Dodge void my warranty 45 days before warranty was up. EGTs now run 850 to 1250 when towing lots of power After the deletes same as bigb truck. Have problems take it to diesel shop not to Dodge.

Last edited by billzickert; Nov 16, 2010 at 06:25 PM. Reason: Left out a word and didn't like the sentence
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Old Nov 16, 2010 | 04:54 PM
  #24  
mega-engr's Avatar
"California Style"
15 Year Member
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Joined: Oct 2007
Posts: 1,698
Likes: 13
From: So Cal
I decided to "fix" mine before I had any real problems because it is only a matter of time with this emisions system. And, there are so many other benefits. I've had so many warantees I never used and so not having one prematurely here is a small downside for the long term.
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Old Nov 17, 2010 | 06:57 PM
  #25  
Chubby's Avatar
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20 Year Member
 
Joined: Apr 2004
Posts: 191
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From: Albany MN.
Love my 6.7 with the deletes, if they where not done I would not own this truck. Milage went from Maybe 11 to 16.5 on the hwy. You could not give me back my old 04 5.9
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