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post #125 of (permalink) Old 2nd April 2008
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Originally Posted by Azurael View Post
I think it's a proven fact that above about 55MPH having the aircon on is better for economy than having the windows open, though perhaps that varies by car.

Shame, since I don't have aircon
Wouldnt despute that although even better would be to have windows shut and aircon off
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