BMW 3 Series E36 A/C Control / Heater Control / Climate Control module / unit failing
BMW climate control modules fail by losing power and resetting. This can happen
intermittently, eventually leading to a constant power off/on cycle. Can result
in not being able to control the unit, and/or having a dim or blank screen.
Models with the problem include 3 Series E36.
BBA can supply an exchange unit or rebuild your unit.
Common part numbers include 64 11 8 378 169, 64 11 8 379 521.
The BMW 7 Series Climate Control also commonly fails.