Check to see which way the fan is moving the air. If you happen to have a fan for a serpentine belt system and conventional belts it will be pushing against the air stream out on the road. If the fan is cancelling out the ram air, things will get hot in a hurry.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!