There are 1 owner-reported driver assist & adas complaints for the 2018 BMW 6 Seriesin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2018 BMW 640I. THE CONTACT STATED WHILE DRIVING AT VARIOUS SPEEDS WITH THE ADAPTIVE CRUISE CONTROL ENGAGED, THE VEHICLE FAILED TO STOP WITHOUT WARNING. THE VEHICLE WAS TAKEN TO BMW OF ANNAPOLIS (31 OLD MILL BOTTOM RD, ANNAPOLIS, MD 21401, (410) 349-9312) BUT WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE HOWEVER, NO FURTHER ASSISTANCE WAS PROVIDED. THE FAILURE MILEAGE WAS 25,551.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026