What fuel mileage are you getting?

[yelbike]

Update, I played around with the 4auto and the 2wd auto. I found about 3-4 mpg difference. It went from12.2mpg to about 15.5mpg.That's quite the difference, our 2003 tahoe had no real noticeable difference between the 2wd and auto mode.

 

[joe t]

2003 Chevy 2500hd 6.0 reg cab long bed 2wd 4.10 gears. 12mpg hwy or city pretty much. Best of 12.81 mpg.


2007 Dodge 2500 5.9 Cummins auto lifted 4x4 etc. 13 city and up to 20 hwy.

 

[joe t]

Update, I played around with the 4auto and the 2wd auto. I found about 3-4 mpg difference. It went from12.2mpg to about 15.5mpg.That's quite the difference, our 2003 tahoe had no real noticeable difference between the 2wd and auto mode.

Cool deal.

15.5 isn't too bad for a big suv.

 

[LeadPoison]

2009 Dodge Ram 2500 6.7 Cummins 4X4 3.73

16 city and 20 highway