Originally posted by Michael41:
Yes a schematic would help

is there a vacuum switch that could have gone bad?



Unfortunately, if it were a vacuum switch, it would go to defrost mode and would still have all fan speeds.

http://www.contour.org/FAQ/FAQ.php?s=probs&displayid=26


"Always do the cheap and easy ones first." 1996 V6 ATX 96K miles