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Service bulletins for the 2019 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.

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

By type

By component

Bulletins, newest first
B6522192019-12-16. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. NO AUDIO IS AVAILABLE FOR APPROXIMATELY 30 SECONDS AFTER HEAD UNIT START UP: After programming vehicle no audio is available for approximately 30 seconds after head unit start-up. Fault code B7F490 "Control unit reset" is present in the RAM (Receiver Audio Module).
B6510192019-12-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. ENGINE SPEED DEPENDENT NOISE DURING AUDIO PLAYBACK: Integration level updated. There is an engine speed-dependent noise heard through the speakers during audio playback. Software error in the Receiver Audio Module (RAM) control unit.
B6201192019-12-16. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. INSTRUMENT CLUSTER AND ONBOARD COMPUTER INTERMITTENTLY INOPERATIVE: Instrument Cluster (KOMBSP18) functions are intermittently inoperative including: On-board Computer (BC) button on turn signal stalk (BC button shown at left) Radio displays Menu button Turn signal displays Arrows on multifunction steering wheel MFL thumbwheel control.
B6123152019-12-16. Service bulletin. EQUIPMENT; VISIBILITY:WINDSHIELD WIPER/WASHER. Low Washer Fluid Warning Light is illuminated when the Washer Fluid Tank is Full : The low washer fluid warning is illuminated even though the washer fluid reservoir is full. There are no faults stored in the system for the washer fluid level switch. A non-approved washer fluid was used that is silicone-based. Silicone-based fluids are not compatible with the contactless capacitive level sensor. Fluids that contain a silicone additive are normally colored other than blue.
B6122192019-12-16. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. DOORS LOCKED WITH REMOTE CONTROL INSIDE THE VEHICLE. The customer states that the vehicle locks itself when the last door was closed even though the remote control/display key was inside the vehicle. Sporadic interference causes the vehicle to revert to "outside detection" of the vehicle remote control instead of "inside the vehicle detection" which is where the key was located.
B5136192019-12-16. Service bulletin. STRUCTURE:BODY:TRUNK LID. GROANING OR RATTLING NOISE COMING FROM FRONT OF TRUNK AREA. A groaning or rattling noise can be heard coming from the rear window acoustic seal area where the seal meets the trunk lid. The noise can be heard while driving on rough roads especially when the trunk space has been expanded by lowering the rear seat backrests. The affected seal runs along the bottom of the rear glass as indicated below. The trunk lid rubs against the seal and causes a noise when there is any movement.
B4106192019-12-16. Service bulletin. STRUCTURE:FRAME AND MEMBERS; WHEELS; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. DELIVERY STOP: CHECK BLIND PLUGS. BMW of North America LLC has issued a Delivery Stop (effective October 7 2019) on a small number of Model Year 2019 and 2020 BMW 3 Series vehicles that were produced between March 27 2019 and August 21 2019. CAUSE During assembly the blind plug in one or both rear wheel wells may have been knocked out of position when attaching the suspension to the vehicle body.
B3107192019-12-16. Service bulletin. EQUIPMENT; STEERING. SERVICE ACTION: APPLY CAVITY PROTECTION INSIDE THE FRONT AXLE SUPPORT. The corrosion protection applied to the inside of the front axle support during the manufacturing process may have minor coating defects. In individual cases this can lead to localized rust damage on the front axle support over the service life of the vehicle. Manufacturing process error.
B6635192019-11-18. Service bulletin. ELECTRICAL SYSTEM. DELIVERY STOP: PROGRAM CONTROL UNITS - MISSING OPTION CODE. Without Option Code SA5AU, Driving Assistant Professional is not enabled.
B6631192019-11-18. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. REARVIEW CAMERA: SPORADICALLY NO IMAGE IS DISPLAYED. When reverse gear is selected or the rear view camera is activated, sporadically no image is displayed on the Central Information Display (CID). If the ignition is cycled off and back on, the function is restored. Software error between the head unit and the rear-view camera.
B6119192019-11-18. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM. WINDOWS WON'T OPERATE WITH DOORS OPEN, AND WHILE USING THE DIGITAL KEY/CARD. The customer complains that none of the windows will operate while any door is open. This only happens when the BMW Digital Key (Smart Phone) or Key Card are placed on the wireless charging tray in the center console.
B6113192019-11-18. Service bulletin. ELECTRICAL SYSTEM. SERVICE ACTION: CHECKING THE DUAL STORAGE SYSTEM AND REPLACE IF NECESSARY. In the event of an accident, the two-battery Dual Storage System (DSS) is disconnected from the electrical system via an internal relay.
B5408192019-11-18. Service bulletin. VISIBILITY. SUNROOF REVERSES WHEN CLOSING. What's New: The sunroof reverses direction (anti-traps) just as the sunroof glass meets the wind deflector. The sunroof may not properly initialize as a result.
B4106192019-11-18. Service bulletin. WHEELS. DELIVERY STOP: CHECK BLIND PLUGS. BMW of North America, LLC has issued a Delivery Stop (effective October 7, 2019) on a small number of Model Year 2019 and 2020 BMW 3 Series vehicles that were produced between March 27, 2019 and August 21, 2019. CAUSE During assembly, the blind plug in one or both rear wheel wells may have been knocked out of position when attaching the suspension to the vehicle body.
B8413192019-10-21. Service bulletin. EQUIPMENT:ELECTRICAL. CONNECTEDDRIVE: BMW APPS AND SERVICES NOT AVAILABLE. The BMW ConnectedDrive Services are no longer available in the vehicle nor are the BMW Apps displayed in the vehicle. Also "Update Apps and Services" via the iDrive is not selectable (greyed out). Synchronization error between the vehicle and the BMW ConnectedDrive backend system.
B6614192019-10-21. Service bulletin. EQUIPMENT; FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA. DRIVER CAMERA SYSTEM: NO FACE DETECTED FAULT CODE. During vehicle diagnosis fault code 808607 (No face detected) may be stored in the Driver Camera System (DCS) control unit.
B6517192019-10-21. Service bulletin. ELECTRICAL SYSTEM. HU-H3 MGU HEAD UNIT DOES NOT START CID REMAINS BLACK: If the ignition is briefly switched off and without the vehicle entering sleep mode the MGU (Media Graphics Unit) head unit does not start The CID display remains black.
B6113192019-10-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. SERVICE ACTION: CHECKING THE DUAL STORAGE SYSTEM AND REPLACE IF NECESSARY: In the event of an accident the two-battery Dual Storage System (DSS) is disconnected from the electrical system via an internal relay. In some cases the relay is stuck closed and a fault is set.
B8412192019-10-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. BLUETOOTH: VARIOUS CONNECTIVITY CONCERNS. Various Bluetooth connectivity concerns may sporadically occur. Some known concerns are as follows: Device(s) sporadically does not reconnect to the vehicle Disconnect during a phone call New device cannot be paired to the vehicle Software in the Head unit (HU-H3).
B6630192019-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ACTIVE CRUISE CONTROL (ACC): FRONT MID-RANGE RADAR FAULT CODE 48214E. Only after programming the vehicle with ISTA 4.19.1 or lower the fault code 48214E is set or stored in MidRange Radar (MRR) control module.
B6622192019-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. KAFAS STOPS RESPONDING AND FAILS PROGRAMMING: During programming of the vehicle the session aborts or the programming fails due to the KAFAS camera (Camera-based Driver Assistance System) no longer responding.
B3105142019-10-21. Service bulletin. SUSPENSION. Front Suspension Ride Height Has Dropped: The front suspension ride height has dropped on one or both sides due to overload. This is caused by driving over obstacles (e.g. potholes) or an impact severe enough for the front spring strut damper to slip through the clamp of the steering knuckle.
B5123192019-09-23. Service bulletin. LATCHES/LOCKS/LINKAGES. SERVICE ACTION: REWORKING THE LOCK ON THE REAR LEFT DOOR. The screw connection for the left rear door lock may not have been torqued correctly. During vehicle production the screws were not torqued to specification.
B1107192019-09-23. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). RATTLING NOISE FROM ENGINE IN NEUTRAL This Service Information bulletin supersedes SI B11 07 19 dated May 2019. The affected production range has been increased by 6 months. Rattling noises coming from the oil sump and crankcase area when the engine is running with the transmission in neutral. The noise can be heard outside the vehicle.
B8408192019-09-23. Service bulletin. ELECTRICAL SYSTEM. APPLE CARPLAY: WI-FI DISCONNECTS AND DOES NOT RECONNECT This Service Information bulletin replaces SI B84 08 19 dated July 2019. The Wi-Fi connection is interrupted (disconnects) and does not reconnect by itself. As a result functionality such as Apple CarPlay does not work until after a vehicle sleep cycle (at least 16 minutes).

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