As a courtesy?!?!?! There was a recall on it ->
https://drive.google.com/file/d/12X5...ew?usp=sharing
Dealers make no courtesy. They lie, throw BMW under the bus or take credit for BMW actions, depending on what make them look good.
And it has nothing to do with power: the drain for the A/C drips condensation over it, goes into the bearings and seize them.