[return to the red]

Originally Posted by REDVAN

I keep track of my fuel economy in an excel spreadsheet. This is the graph of fuel economy since I got my car, and I get regular maintenance and oil changes, and all that recommended stuff. As you see, economy goes down in winter, and up in summer.

LOL, seriously who does this

JK you are a man with either

1) some serious ambition
2) way to much time on his hands