Service bulletins for the 2018 BMW M550i
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
285 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Equipment and accessories are shown. Show all
| B651316 | 2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. NBT-EVO Head Unit Cannot be Swapped between Vehicles for Testing: If either the NBT-EVO head unit or Body Domain Controller (BDC) are swapped into a different vehicle they will cause the head unit NBT-EVO to enter a locked mode once it recognizes a different VIN. |
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| B840618 | 2018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. CONNECTEDDRIVE-REMOTE SERVICES DO NOT FUNCTION: Remote Services (such as locking and unlocking the car, vehicle location by honking the horn, flashing the lights or on the map in the BMW Connected App) do not function after vehicle has been sitting for extended amount of time (In excess of 20 hours). |
| B661016 | 2018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. GARAGE DOOR OPENER CANNOT BE PROGRAMMED: The vehicle's rear view mirror integrated universal remote control is incompatible with some garage door (or fence) opener devices installed at the driver's residence and/or business. |
| B660218 | 2018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RADIO REMOTE SPORADICALLY INOPERATIVE: Sporadically one or both of the below situations can occur: |
| B651316 | 2018-05-07. Service bulletin. EQUIPMENT. NBT-EVO Head Unit Cannot be Swapped between Vehicles for Testing. 'Component Protection Active': If either the NBT-EVO head unit or Body Domain Controller (BDC) are swapped into a different vehicle they will cause the head unit NBT-EVO to enter a locked mode once it recognizes a different VIN. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.