Found on another forum, this involves rolling down one window, then opening and closing the opposite door, creating a vacuum that pulls cooler air from the outside in. In the test below, they were able to lower the temps by 8 degrees C (about 15 degrees F).
Edited by willpower - 7/20/11 at 9:11am
Edited by willpower - 7/20/11 at 9:11am





