2001 BMW 330I electrical system problems

Dme control unit needs to be replaced, because some how liquid got into it, even though BMW sealed the unit . It's consider not under warranty because BMW thinks someone used something to drop liquid into the seal unit. They don't know how the liquid got into the unit and they will not replace it.

Tl* the contact owns a 2001 BMW 330I. The contact stated that only the drivers side doors would open from inside or outside the vehicle using the key fob. The vehicle was not taken to a dealer to be diagnosed or repaired. The manufacturer was notified of the failure and did not assist. The failure mileage was approximately 140,000. Consumer stated front passenger and rear doors will not open from inside and outside.