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Service bulletin B660919

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10159147
Published by NHTSA2019-04-22
Manufacturer's numberB660919
Manufacturer's date2019-03-01
NHTSA componentELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK; STRUCTURE:BODY:TAILGATE

NHTSA's summary

CONTACTLESS TAILGATE OPENING DOES NOT WORK WITH DISPLAY KEY. Contactless opening and closing of the tailgate no longer works when the display of the display key is active or switched on Software error in BDC (Body Domain Controller).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame, Electrical system, Wiring and fuses

Vehicles listed
BMW M850I2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.