Originally Posted by glasd

Picked up the car after the software upgrade with the following to report:

1. Version 25.0 does, in fact, cause a problem with RTTI - iDrive shows RTTI is available but no information is gathered or shown on the NAV display - others have reported that version 25.2 is the most current and fixes this problem, so if you take your car in, make sure they have and will use 25.2 or you will have to take the car back in