sixto, I went to check, and air temp is the same for the side and center vents, however the temp now only goes down to 67-69F.
And there a trickle of the cool air coming from the defroster vent in either the normal or bi-level setting? Do you believe it is the monovalve.

timreid

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timreid
1992 400E
euro lights
500E sway bars
210 16in wheels