"-rick-" wrote in message
...
Calif Bill wrote:

... But my Duramax Crew cab tows like nothing is
there, and gets 18 mpg at 65-70 on the freeway.

Just to clarify, are you getting 18 mpg while towing your Jetcraft?

-rick-

18 not towing. Towing I get 14-16. Depending on speed and hills. I have a
tendency to exceed the 55 mph speed limit while towing.
Bill