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Service bulletin B540317

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 id10146681
Published by NHTSA2018-11-05
Manufacturer's numberB540317
Manufacturer's date2017-08-01
NHTSA componentSTRUCTURE

NHTSA's summary

SERVICE ACTION: REPLACE CONVERTIBLE TOP COMPARTMENT LID TRIM. Temporary convertible top compartment cover trim was installed in production due to parts shortage. Vehicle cannot be delivered while equipped with temporary cover. Temporary trim does not provide adequate seal.

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

Vehicles listed
BMW 640I2017
BMW 650I2017
BMW M62017

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

Other bulletins for the same vehicles and component
B6623172019-06-24. Service bulletin. Service Information March 2018 Drivers Assistance Remote Control Systems B66 23 17 Technical Service This Service Information bulletin replaces SI B66 23 17 dated February 2018 CONTACTLESS TAILGATE (SMART OPENER) IS TOO SENSITIVE.
BMWAUG06162018-11-05. Service bulletin. The delivery stop has been lifted for certain affected M vehicles produced from May 12, 2016 through July 4, 2016. While the delivery stop has been lifted, customers must sign a disclosure prior to delivery acknowledging the premature wearing of the rear axle differential. A copy of the disclosure form is attached and must be maintained in the customer?s deal jacket. Body of Disclosure:In the course of ongoing quality analysis, BMW has discovered that the disc in the rear-axle differential in the vehicle reference above wears out prematurely, causing loud noises. The remedy parts for the repair are not yet available. BMW of North America (?BMW NA?) will notify you when parts are available and advise you to schedule an appointment with your local BMW dealer to have the repair performed free of charge to you. To ensure that we have your most up-to-date contact information, please complete the information below. If you change your address before you receive the notice from BMW NA, please register your vehicle and update your contact information at http://www.bmwusa.com/myBMW.
B5130162018-11-05. Service bulletin. TAILGATE UNINTENTIONALLY OPENS. Trunk/tailgate may open when vehicle is locked. Trunk/tailgate may open while the vehicle is in motion. Usually after stopping, such as a traffic light etc. Vehicle key trunk/tailgate button may accidentally be pressed, thus opening the tailgate.
B5124162018-11-05. Service bulletin. WATER LEAKING INTO REAR COMPARTMENT. Water is found in rear compartment. CAUSE Seal around fuel filler tube (located by red lines) is not effective. Replace cover pot (bowl).
B5130162018-07-16. Service bulletin. TAILGATE UNINTENTIONALLY OPENS: Trunk/tailgate may open when vehicle is locked.