Pre-2008 cars use the older DVD-based CCC iDrive, while 2008+ LCI cars received the improved CIC system; instrument cluster, DME, and PDC sensors have documented failures.
iDrive CCC vs CIC and electronic system aging
BMW E60 M5 · electrical
Pre-2008 cars use the older DVD-based CCC iDrive, while 2008+ LCI cars received the improved CIC system; instrument cluster, DME, and PDC sensors have documented failures.