5.9 Liter CR Dodge Cummins 03-07 Discussion of 5.9 Liter Dodge Cummins Diesels with Common Rail Injection

Whats your best MPG?

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Old Jun 28, 2011 | 08:18 PM
  #11  
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98.8 going down a mountain side after reset. Seriously though, 22 is my avg hwy. Cat delete helped.
 
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Old Jun 29, 2011 | 12:56 AM
  #12  
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Originally Posted by KingCopa
Yeah my old gas truck 04 Ram 1500 QC 4.7 auto 2wd got about 15 highway unloaded and got about 6 to 7 mpg pullin the same toyhaluer as above and that was at about 35 up any hills and not 65
Hahaha, yeah gotta love em. I was doin 45-60 up hills. 3 speed auto with overdrive and 4.56 gears. Torquey for a truck with spark plugs but wouldn't pass newer diesels up hills.

---AutoMerged DoublePost---

So what's the best modds for better fuel economy?

I'm looking into doin a 5" exhaust(mostly for tha sweet sweet sound and lower egt's)
 

Last edited by MrSandman818; Jun 29, 2011 at 12:56 AM. Reason: Automerged Doublepost
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Old Jun 29, 2011 | 07:36 AM
  #13  
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Best I got stock was 20 at 55-60mph. I have not measured since I've gotten the Edge but should do that one of these days.
 
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Old Jul 2, 2011 | 11:54 AM
  #14  
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Not too shabby, So basiclly what you guys are saying is that I should just be happy with what im getting. espcially since I have the quad cab/long bed combo.
 
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Old Jul 2, 2011 | 01:30 PM
  #15  
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I didle alot so when i filled up the other day it was all in town and probly 10 hours of idle. I got 9mpg. If i dont idle alot and am on the road i get about 17-23 city 10-15.
 
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Old Jul 2, 2011 | 01:46 PM
  #16  
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I'm averaging 18mpg all around. Been better, been worse. It doesn't help I lug around a couple thousand lbs in the bed full time. My sweet spot is 65mph for milage with the G56 and 3.73's.
 
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Old Jul 3, 2011 | 10:55 AM
  #17  
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Cold air intake, free up the exhaust, and put an airdog or fass on it. That'll net you a gain of about 10% on mpg. A progammer will help too, after the newness wears off, and you resume to driving in a civilized manner. I'm getting about 22 empty, and 12-14 pulling. oh- don't use the cruise control in mountain areas, just consistant pedal pressure, and keep the rpm's below 2100.
 
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Old Jul 3, 2011 | 01:28 PM
  #18  
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Default Whats your best MPG?

I have a 5000 mile road trip coming up October, I'm pcs'ing from anchorage Alaska to San Antonio Texas. Plan to make it in 9 days. I'll be pulling a 32' gooseneck cattle hauler with most of my house hold goods. I will take pictures along the way and let you know how it goes. I know I won't get the best MPG, but it's not miles per gallon that matter but "smiles per gallon" ha ha
 
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Old Jul 3, 2011 | 02:06 PM
  #19  
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Originally Posted by Fireman_Dave
I have a 5000 mile road trip coming up October, I'm pcs'ing from anchorage Alaska to San Antonio Texas. Plan to make it in 9 days. I'll be pulling a 32' gooseneck cattle hauler with most of my house hold goods. I will take pictures along the way and let you know how it goes. I know I won't get the best MPG, but it's not miles per gallon that matter but "smiles per gallon" ha ha
i did the trip from fort hood texas to fort wainwright alaska and made it in 7 days of straight driving and i drove through canada i didnt pull a trailer but the truck was loaded down with everything o could carry cuz the army transportation office at hood jacked me around but thats another story
 
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Old Jul 3, 2011 | 02:35 PM
  #20  
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Yeah that an finance always ***** stuff up too
 
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