hi all, ok just bought a 1995 750il but have a few probs. got phone working ok now so that no longer a problem but still cant sort out rear blind,, it worked once the day i bought car but not since, all fuses ok also memory seats not working, but now and then i drive away and !Removed! seat n steering wheel seem to go to defaut setting. leaving me hanging on for dear life to sterring wheel. but i have tried the memory buttons on door but no luck, the M button does not light up or accept new settings. also when i put the lights on i get a buzzing thru the rear door speaker help i woried this will happen on motorway.... is there anyway i can disable seat electrics once it set? cheers happy to burn fuel for the hell of it