So has anyone firgured out what knocks out the...

[panzerwagen]

Central vents when the AC is used? Is it the vaccums pumps that control the flaps? Exactly where is the main unit that controls the vacuum to the hoses for the flaps?
On a side lite....what causes the blinking lite to come on next to the C/F° switch?

[porkkis]

Blinking outside temp light = error.

Central vents should work fine with AC. The old climate does not blow warm air from the central vents but surely does cold.

AC "programmer" is above glove box.

Check 12v.org for climate error code stuff.