Originally Posted by dprantl

This is a GTS, so the compressor is set to run even when the bottom slider is set all the way to the left (it's not an "O" on later cars, but a 3-arrow recirculation circle). That should not produce a very large volume of condensate though, unless you're driving at speed and your recirculation flap pod is not holding vacuum allowing fresh air inside.

Dan
'91 928GT S/C 475hp/460lb.ft