Originally Posted by rowiebowie
I agree the 6.0L Chevys are awesome. Just because they will do 900 miles in a stint, doesn't mean it's a good idea. Please don't do that again.
I did 2300 miles in 2.5 days to get ours home from MD to AZ, mostly around 65 mph (18.7 mpg indicated, 18.3 calculated). Sometime you just do what has to be done.
Skyman, glad yours is all you were hoping for! Best wishes for many happy travels (at a gentler pace)!