Service bulletins for the 2023 BMW 840i
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.
16 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Transmission and driveline are shown. Show all
| MCAS4023 | 2023-10-01. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. BMW AG has requested the inspection of all dealer stock of the following part number(s) listed below to ensure the spacer is conformed to drawing. |
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| SIB330120 | 2022-10-17. Service bulletin. POWER TRAIN. There is a shudder or jerking feeling coming from the rear of the vehicle at low speeds and low engine loads while turning. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.