3rd Gen Engine and Drivetrain -> 2007 and up 6.7 liter Engine and Drivetrain discussion only. PLEASE, NO HIGH PERFORMANCE DISCUSSION!

6.7 vs. 5.9

Old 01-24-2007, 12:51 PM
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Originally Posted by CMC View Post
Latest edition of Diesel power magazine previews the newest diesels from the big 3. Good article on the CTD. They did a 1,000 mile road test and the best milage they got was 11mpg from the 6.7. Thats scary!!
They must have a pretty heavy foot. I'm working mine every day and average between 10 & 10.5 pulling a trailer that weighs 7600 lbs empty. On the only run I made with just the truck, I averaged 15 mpg. That was on a 750 mile interstate run.
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Old 01-24-2007, 02:09 PM
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Thats good to know. I'm sure as more people buy them we should get good info. The magazine scared me. haha
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