Gryphon avg mpg vs lariat message center's

[shotgun]

Originally Posted by 88Racing

I just tune out those displays and use a pencil and calculator along with a log book.

This is the one that I use: http://www.vertex42.com/Links/go.php...le-mileagecalc

I modified it slightly (added columns for the truck computer value, error/difference, brand and location, and comments):

[88Racing]

Originally Posted by shotgun

This is the one that I use: http://www.vertex42.com/Links/go.php...le-mileagecalc

I modified it slightly (added columns for the truck computer value, error/difference, brand and location, and comments):

That looks like a great tool to use!

There is also a couple of web sites that will host your info also. Kind of like a bulletin board. The only things about them is they make your figures public and you have to enter the figures they want.