Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
I'd say that if your speedo and gps jive, which they do by the numbers you posted, you're doing very good on fuel.
I wouldn't complain about 10+ mpg on a 13,000+ lb. truck one bit.
My dually Ford with the 6.8 V-10 only gets 12 mpg highway with no load and it weighs half of what a deuce weighs.