E90/E91/E92/E93 (2006 - 2013)
Been searching Google and the forum for an answer, sorry if this has been around before.
On my 2007 328i with Logic7 stereo, I thought I found happiness with my settings - bass around +3, treble +2, fader -2, etc. But every time I turn on the car the settings revert - bass to a bloaty +10...