Originally Posted by wrp
This is not "typical of any cars" - if you have this problem you should get it fixed because all cars are supposed to drive straight when you let go of the steering wheel.
And there's nothing magical about alignments that only dealers can do best, except that the shop needs to know what they are doing.
It depends on the road and its crown. In the center lane it should track straight, whereas in the left or right lanes it might drift somewhat,... depending.
2013 x35i (Space Gray, MSport, CW/CWII, DHP, Premium, Premium Sound, Technology, BMW-Apps)
Retired: '09 C300 4Matic, '09 GTI, '06 750i, '05 C55, '04 R32, '03 M5, '02 GTI, '01 M5, '00 M-Coupe, '00 540i/6, '99 M3 Coupe, '98 M3 Coupe, '96 328i,... '86 4000 CS Quattro... too many to list.