Service bulletins for the 2021 BMW 330e
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.
217 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Seats are shown. Show all
| B521723 | 2024-02-01. Service bulletin. ELECTRICAL SYSTEM; SEATS. Customer states one of the front seats is inoperative. The seat heater and power supply are inoperative. During the vehicle test, the seat module does not respond. The power supply fuse for the seat module isfound to have blown. |
|---|---|
| B110321 | 2021-07-06. Service bulletin. SEATS. B58 ENGINE: ENGINE OIL FILTER REMOVAL PROCEDURE AND TOOLS . A. For the B58 engines, a BMW Oil Catch special tool for use in conjunction with removing the engine oilfilter insert is now available. |
| B520720 | 2020-11-23. Service bulletin. SEATS. SEAT HEATING NOT ACTIVATED WHEN ENGINE IS STARTED USING REMOTE STARTING SYSTEM: When preheating/precooling the vehicle via the remote starting system (Remote Engine Start), the seat heating on the driver's side is not activated. |
| B520720 | 2020-11-16. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. SEAT HEATING NOT ACTIVATED WHEN ENGINE IS STARTED USING REMOTE STARTING SYSTEM: When preheating/precooling the vehicle via the remote starting system (Remote Engine Start), the seat heating on the driver's side is not activated. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.