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Service bulletins for the 2018 BMW 640i

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.

279 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Power windows are shown. Show all

Bulletins, newest first
B5108192024-02-01. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. The basic conditions for initializing the power windows are not met.
B5107182019-02-25. Service bulletin. VISIBILITY; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. POWER WINDOWS WILL NOT INITIALIZE AFTER WINDOW LIFT MOTOR REPLACEMENT. The windows are unable to be initialized after replacement of a window lift motor.
B5107182018-05-21. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. POWER WINDOWS WILL NOT INITIALIZE AFTER WINDOW LIFT MOTOR REPLACEMENT: The windows are unable to be initialized after replacement of a window lift motor.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.