Service bulletins for the 2018 BMW M3
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.
55 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Seats are shown. Show all
| B520318 | 2018-10-09. Service bulletin. SEATS. MEMORY SEAT ADJUSTMENT IS LIMITED: After programming the vehicle with ISTA 4.10.2x, the adjustment range of the memory seat may restricted. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.