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Service bulletins for the 2020 BMW Z4

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.

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

By type

By component

Only bulletins with component: Steering are shown. Show all

Bulletins, newest first
B3601212024-02-01. Service bulletin. STEERING. At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.
B3201232023-05-01. Service bulletin. STEERING. When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.
B6615192022-05-16. Service bulletin. EQUIPMENT; LANE DEPARTURE; STEERING. The steering intervention for Lane Departure Warning (LDW) is too strong (severe), which can create an uncomfortable feeling for the driver. Background: Steering intervention helps keep the vehicle in the lane if the system detects that a lane marking has been crossed. The steering intervention can be noticed on the steering wheel and can be manually overridden at any time.
B6624192022-01-24. Service bulletin. ELECTRICAL SYSTEM; ENGINE; STEERING. Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
B6624192021-12-13. Service bulletin. STEERING. Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle maynot start when placing the key against the steering column.
B6107212021-11-08. Service bulletin. STEERING. Groaning, scraping, or squeaking noise coming from the steering wheel area in the interior of the vehicle,when turning the steering wheel.
B6505212021-08-23. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; AIR BAGS; EQUIPMENT. WHIRRING NOISES FROM THE STEERING WHEEL . When driving over rough road surfaces/cobblestones, there is a whirring/squeaking noise coming from the steering wheel-mounted air bag assembly.
B6624192021-02-08. Service bulletin. STEERING. REMOTE CONTROL IS NOT DETECTED: Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
B5104202020-04-20. Service bulletin. STEERING; BACK OVER PREVENTION. RATTLE NOISE FROM STEERING COLUMN TRIM: A rattle noise is present from the area of the lower steering column trim (lower shroud). One or more of the lower steering column trim latching mechanisms is broken.
B5101202020-02-18. Service bulletin. STEERING. RATTLE NOISE FROM STEERING COLUMN TRIM: A rattle noise is present from the area of the lower steering column trim (lower shroud). One or more of the lower steering column trim latching mechanisms is broken.

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