Service bulletins for the 2023 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.
36 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Body and frame are shown. Show all
| B540225 | 2025-04-03. Service bulletin. STRUCTURE:BODY. While driving on an uneven road, a “clicking”sound is heard from the front bow/cowl panelarea of the convertible top. |
|---|---|
| B540324 | 2025-01-23. Service bulletin. STRUCTURE:BODY. The convertible top does not open or close. |
| B511323 | 2023-09-25. Service bulletin. STRUCTURE. ?The outer A-pillar trim panel (arrow) protrudes outward (circled) towards the cowl seal. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.