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Service bulletins for the 2021 BMW 330i

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.

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

By type

By component

Bulletins, newest first
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.
B6512212021-08-09. Service bulletin. EQUIPMENT:ELECTRICAL:AUX AUDIO JACK/PLUG; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. BMW AG has issued a Delivery Stop (effective June 9, 2021) on certain Model Year 2021 BMW vehicles that were produced between May 7, 2021 and May 21, 2021. The Receiver Audio Module (RAM) will need to be added to the affected vehicles
B6511212021-08-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. SiriusXM satellite radio is not working and does not display a channel list.
B6508212021-08-09. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; STRUCTURE:INTERIOR PANELS:DASHBOARD; EQUIPMENT. Customer states the Central Information Display is flickering and the picture is shifting.
B6405212021-08-09. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS; ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. A rattling noise is heard in the vehicle interior when the air conditioning is activated.
B6403212021-08-09. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; STRUCTURE:INTERIOR PANELS:DASHBOARD. After replacing the microfilter during a previous service, the customer notices that the ventilation system airflow rate is noticeably less. This leads to perceived lower cooling power. The customer may also notice that external odors enter the vehicle.
B6202212021-08-09. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. The total electrically driven miles are lost/reset after the vehicle is programmed. This does not affect the total vehicle odometer reading.
B6124202021-08-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Some of the vehicles listed above which were initially identified as requiring Recall Campaign 20V-601 - HIGH VOLTAGE BATTERY to be performed and completed are now no longer included in this Recall.
B6104212021-08-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ENGINE. The customer may complain of a check control message stating "Safe share detected" (CCM-ID 953). Check control message can be verified by checking key reader information or performing the Check control message history service function.
B4102212021-08-09. Service bulletin. STRUCTURE:BODY:DOOR. BMW AG has issued a Delivery Stop (effective June 2, 2021) on certain Model Year 2021 BMW 3 Series vehicles that were produced between May 5, 2021 and May 26, 2021. Most of the affected vehicles will be repaired at the VDCs and only a few have been delivered to dealers.
B1101202021-08-09. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN. On rare occasions during an engine oil service, the BMW Original (Genuine) engine oil filter insert is either difficult to remove or breaks apart in the oil filter housing.
B6103192021-07-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. SERVICE ACTION: PROGRAM OR REPLACE DUAL STORAGE SYSTEM BATTERY: A software error intermittently causes a continuous resetting of the microcontroller in the power management system. This causes the red Check Control Message (CCM) "Replace Battery" to be illuminated.
B3406212021-07-19. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM:SOFTWARE. SERVICE ACTION: PROGRAM THE DYNAMIC STABILITY CONTROL (DSC) UNIT: Software in the DSC unit could cause a reduction of brake regeneration for the next 40 drive (key) cycles.
B1103212021-07-19. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. 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.
B6103192021-07-06. Service bulletin. POWER TRAIN; EQUIPMENT. SERVICE ACTION: PROGRAM OR REPLACE DUAL STORAGE SYSTEM BATTERY: A software error intermittently causes a continuous resetting of the microcontroller in the power management system. This causes the red Check Control Message (CCM) "Replace Battery" to be illuminated.
B3406212021-07-06. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). SERVICE ACTION: PROGRAM THE DYNAMIC STABILITY CONTROL (DSC) UNIT: Software in the DSC unit could cause a reduction of brake regeneration for the next 40 drive (key) cycles.
B1103212021-07-06. 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.
B6504212021-05-24. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RETROFIT SATELLITE RADIO (OPTION CODE SA655): The affected vehicles were produced with Preparation BMW Satellite Radio (option code SA 693) instead of with Satellite Radio (option code SA 655).
B6201212021-05-24. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INSTRUMENT CLUSTER BASIC PROGRAMMING ABORT: While programming with the current ISTA version, there is a repeated programming abort for the instrument cluster (Kombi).
B6106152021-05-24. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Washer Fluid Reservoir Rattles While Driving on Rough Roads: Rattling noises heard from vicinity of glove box.
B5107212021-05-24. Service bulletin. STRUCTURE:BODY:DOOR. INCREASED EFFORT REQUIRED TO OPEN DOORS: One or more doors may require increased effort to open.
B6629192021-04-26. Service bulletin. BACK OVER PREVENTION. TOP VIEW CAMERA IMAGE IS MISALIGNED: The top view image of the vehicle is misaligned when observed in the Control Information Display (CID).
B6303182021-04-26. Service bulletin. EXTERIOR LIGHTING; AIR BAGS. LED LIGHT CARPET IS DIM OR DISTORTED: The light carpet may appear dim or distorted on one or both sides. .
B6103212021-04-26. Service bulletin. EQUIPMENT. PROGRAMING THE DUAL STORAGE SYSTEM AND REPLACE IT IF NECESSARY: The 12 V battery's dual storage system (DSS) may contain a software error which intermittently causes a continuous resetting of the microcontroller and communication failure.
B6101202021-04-26. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. ACCESSORIES DO NOT POWER UP FROM THE FRONT 12 V POWER SOCKET PLUG: Customer is unable to power up or charge accessories through a plug adapter inserted in the front 12-volt power socket plug.

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