We have the CD's in stock and they are fine for the Do it yourselfer. Especially when you consider the fact that you can't get any other info on it. The defrost should only put out the hot air. The A.C is controlled by the thumb wheel not the fan speed. When in the blue it should be cold unless the compressor is not coming on.

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Benzmac:
1987 16V
ASE CERTIFIED MASTER AUTO TECHNICIAN
SERVICE MANAGER FOR 14 BAY FACILITY
MERCEDES SPECIALIST 8 YRS
PARTNER IN MERCEDESSHOP.COM