2021 BMW 330I — Problems, Recalls & Safety Data

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N/A

Safety Rating

35

Owner Complaints

3 Crashes 5 Fires

7

Recalls

ACTIVE RECALL

14

Service Bulletins

0

Investigations

Overview of the 2021 BMW 330I

The 2021 BMW 330I has received a total of 35 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 11 recall campaigns affecting this vehicle, covering issues with ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY, ELECTRICAL SYSTEM:SOFTWARE, SEAT BELTS. 14 technical service bulletins have been issued by BMW of North America, LLC for this model year. The most commonly reported problems involve the Electrical System (8 complaints), Engine (5 complaints), and Unknown Or Other (5 complaints).

Recalls for the 2021 BMW 330I

NHTSA has recorded 11 recalls for the 2021 BMW 330I, potentially affecting up to 379,746 vehicles.

Recall 25V636000 — ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY

| 199,674 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. The engine starter relay may corrode, causing the relay to overheat and short circuit.

Consequence: A short circuit in the starter relay may increase the risk of a fire.

Remedy: Owners are advised to park their vehicles outside and away from structures until the remedy is complete. Dealers will replace the engine starter, free of charge. Owner notification letters were mailed February 6, 2026. Owners may contact BMW customer service...

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Recall 23V584000 — ELECTRICAL SYSTEM:SOFTWARE

| 144 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2022 330i, 330i xDrive, M340i, 2022 430i Coupe, 2021-2022 430i, M440i Convertible, and 2020-2022 228i xDrive Gran Coupe vehicles. The receiver audio module control unit software may fail to properly generate audible seat belt warnings to the driver to fasten their seat belt. As such, these vehicles fail to comply with...

Consequence: An audible chime that does not properly alert the driver to fasten their seat belt increases the risk of injury in a crash.

Remedy: Dealers will update the receiver audio module software, free of charge. Owner notification letters were mailed October 12, 2023. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 23V584000 — SEAT BELTS

| 144 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2022 330i, 330i xDrive, M340i, 2022 430i Coupe, 2021-2022 430i, M440i Convertible, and 2020-2022 228i xDrive Gran Coupe vehicles. The receiver audio module control unit software may fail to properly generate audible seat belt warnings to the driver to fasten their seat belt. As such, these vehicles fail to comply with...

Consequence: An audible chime that does not properly alert the driver to fasten their seat belt increases the risk of injury in a crash.

Remedy: Dealers will update the receiver audio module software, free of charge. Owner notification letters were mailed October 12, 2023. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 23V211000 — SEATS

| 51 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2021 330i, 330i xDrive, M340i xDrive, 2020-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, 2021 X3 xDrive30e, X4 xDrive30i, and X4M vehicles. The seat frame may not have been welded properly to the seat rails.

Consequence: An improperly welded seat frame may not properly restrain the occupant during a crash, increasing the risk of injury.

Remedy: Dealers will replace the seat frame and back rest, free of charge. Owner notification letters were mailed May 22, 2023. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 21V554000 — SEAT BELTS

| 21,537 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competition Coupe, BMW 4 Series Convertible (430i, M440i), BMW X1 sDrive28i, xDrive28i, 2 Series Gran Coupe (228i, 228i xDrive, M235i xDrive), M2 Competition Coupe, 330i, 330i xDrive, M340i,...

Consequence: During a crash, a seat belt retractor that does not function as intended increases the risk of injury.

Remedy: Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace the retractors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact BMW customer service at 1-800-525-7417; 1-866-825-1525 (MINI); 1-877-877-3735...

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Recall 21V554000 — SEAT BELTS

| 21,537 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competition Coupe, BMW 4 Series Convertible (430i, M440i), BMW X1 sDrive28i, xDrive28i, 2 Series Gran Coupe (228i, 228i xDrive, M235i xDrive), M2 Competition Coupe, 330i, 330i xDrive, M340i,...

Consequence: During a crash, a seat belt retractor that does not function as intended increases the risk of injury.

Remedy: Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace the retractors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact BMW customer service at 1-800-525-7417; 1-866-825-1525 (MINI); 1-877-877-3735...

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Recall 21V554000 — SEAT BELTS

| 21,537 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competition Coupe, BMW 4 Series Convertible (430i, M440i), BMW X1 sDrive28i, xDrive28i, 2 Series Gran Coupe (228i, 228i xDrive, M235i xDrive), M2 Competition Coupe, 330i, 330i xDrive, M340i,...

Consequence: During a crash, a seat belt retractor that does not function as intended increases the risk of injury.

Remedy: Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace the retractors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact BMW customer service at 1-800-525-7417; 1-866-825-1525 (MINI); 1-877-877-3735...

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Recall 21V298000 — SEAT BELTS:FRONT:BUCKLE ASSEMBLY

| 12 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2021 330i, 330i xDrive, M340i, M3, and 330e xDrive vehicles. The bolt securing the seat belt assembly to the frame was not tightened to specification.

Consequence: An improperly installed seat belt assembly may not restrain an occupant as expected, increasing the risk of injury.

Remedy: BMW will notify owners, and dealers will inspect the front seat belt buckle assembly connection and, if necessary, replace it, free of charge. Owner notification letters were mailed on June 25, 2021. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 21V096000 — BACK OVER PREVENTION:SOFTWARE

| 13,858 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 xDrive40i, X7 xDrive50i, X7 M50i, Alpina XB7, 330i, 330i xDrive, M340i, M340i xDrive, and 8 Series Coupe, Convertible and Grand Coupe, 840i, 840i xDrive, M850i xDrive, M8,...

Consequence: If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.

Remedy: BMW will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 21V096000 — BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

| 13,858 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 xDrive40i, X7 xDrive50i, X7 M50i, Alpina XB7, 330i, 330i xDrive, M340i, M340i xDrive, and 8 Series Coupe, Convertible and Grand Coupe, 840i, 840i xDrive, M850i xDrive, M8,...

Consequence: If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.

Remedy: BMW will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021. Owners may contact BMW customer service at 1-800-525-7417.

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Recall 26V056000 — ELECTRICAL SYSTEM:STARTER ASSEMBLY

| 87,394 vehicles affected

Defect: BMW of North America, LLC (BMW) is recalling certain 2021-2023 Toyota Supra, 2022-2023 2 Series Coupe, 2021-2024 5 Series (xDrive), 2021-2022 Z4, 2022-2024 4 Series (Gran Coupe), 2021-2024 4 Series (Convertible and xDrive Convertible), 2021-2023 4 Series (Coupe), 2021-2024 3 Series, 2021-2023 X4, 2021-2024 X3 vehicles. Please see the recall report for a complete list of all models. The engine...

Consequence: Fire increases the risk of injury.

Remedy: Dealers will replace the engine starter, free of charge. Owner notification letters are expected to be mailed March 24, 2026. Owners may contact BMW customer service at 1-800-525-7417 or Toyota's customer service at 1-800-331-4331. Vehicle Identification Numbers (VINs) involved in...

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Owner Complaints for the 2021 BMW 330I

35 complaints have been filed with NHTSA for the 2021 BMW 330I. Below is a breakdown by vehicle component.

Most Recent Complaints

#11718178 | UNKNOWN OR OTHER | | N/A miles
While driving approximately 70 mph on the highway, my vehicle’s sunroof suddenly and violently shattered without any warning. There was no impact from debris, no vehicle in front of me throwing objects, and no prior damage to the glass. The explosion was extremely loud, resembling a gunshot. The sunroof glass appeared to burst outward and then collapse inward, sending broken glass downward. Thankfully, my vehicle has a canvas sunshade beneath the sunroof, which was closed at the time. The sunshade prevented glass from falling directly onto me and my passenger. Without the shade, we likely would have sustained injuries from falling and flying glass. There were no road hazards, weather anomalies, or external impacts that could have caused this failure. The failure appears to be spontaneous. This incident created a significant safety hazard due to: The sudden loud explosion at highway speed The potential for serious injury from falling glass The risk of loss of vehicle control due to distraction or injury The possibility of future occurrences in similar vehicles I believe this may be a manufacturing defect involving the tempered glass panel.
#11717657 | ELECTRICAL SYSTEM | | N/A miles
The contact owns a 2021 BMW 330I. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System); however, the part to do the recall repair was not yet available. The dealer was contacted and confirmed that parts were not yet available for the recall repair. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.
#11703789 | ENGINE | | N/A miles
I have reached out to both the manufacturer and dealership regarding “Recall Campaign No. 25V-636: Engine Starter” who both do not have a remedy for this recall and do not have a reasonable timeframe of when it will be resolved.
#11702912 | ELECTRICAL SYSTEM | | N/A miles
The contact owns a 2021 BMW 330I. The contact stated that several attempts were needed in the morning to start the vehicle. The contact stated that while driving at various speeds, the message "Check Control - Engine Unable to Start" even though the vehicle was running and being driven. Additionally, the contact stated that after stopping at a traffic light, the engine ON/OFF engaged; however, after the traffic light changed and the brake pedal was released, the vehicle failed to restart as designed. The contact stated that several attempts were needed to restart the vehicle. The contact stated that after disengaging the ON/OFF feature, the vehicle failed to turn off when the vehicle was parked. There was no warning light illuminated. The contact had not taken the vehicle to a local dealer or independent mechanic to be diagnosed or repaired. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System); however, there was no part available for the repair. The local dealer was contacted, and the contact was informed that there was no information on when parts would become available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not informed of the failure. The failure mileage was unknown.
#11700817 | ELECTRICAL SYSTEM | | 30,000 miles Fire
The contact owns a 2021 BMW 330I. The contact stated while driving 50 MPH and coming to a stop at a red traffic light, the contact started smelling smoke. There was no warning light illuminated. The contact turned off the vehicle, but the vehicle failed to restart with a message that the vehicle was unable to be restarted displayed. The contact turned on the hazard lights with the vehicle stopped in the middle of the road. The contact then noticed that there was smoke coming from the front end of the vehicle and immediately called 911. The contact stated that while a Metro service employee was attempting to assist the contact in towing the vehicle to the side of the road, the worker noticed that fire had started underneath the vehicle and called the Fire Department. The contact exited the vehicle and noticed that there was fire underneath the front end. The contact stated that the front end of the vehicle then burst into flames. The fire was extinguished by the Fire Department. A Fire Department report was filed. The front end of the vehicle was significantly burned. A Police Officer arrived at the scene but had not filed a report because there was no injury sustained. The Police Officer provided his badge number to the contact. The vehicle was towed to a tow lot, where it was being evaluated by the Insurance Company. The contact stated that the vehicle was a total loss; however, the Insurance Company had not yet confirmed that the vehicle was a total loss. The dealer and the manufacturer were not notified of the failure. The vehicle was not yet diagnosed or repaired. The failure mileage was approximately 30,000.

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Safety Rating for the 2021 BMW 330I

NHTSA has not yet tested the 2021 BMW 330I in its New Car Assessment Program.

Technical Service Bulletins for the 2021 BMW 330I

BMW of North America, LLC has issued 14 technical service bulletins (TSBs) for the 2021 BMW 330I. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.

B720225 — AIR BAGS

The Supplemental Restraint Systems (SRS) Front Passenger’s Seat Occupancy Capacitive Interior Sensor (CIS) Mat for defects in materials and/or workmanship that causes a false seat occupancy alert to occur has been extended to 10 years / 120,000 miles as determined from the vehicle's original in-service / first delivery date.

B260422 — ENGINE AND ENGINE COOLING

There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32F (0C) or lower.

SIB360122 — EQUIPMENT

The customer finds an indication in themyBMWapp that the tires need service due to wear. Even afterreplacing the tires, the tire service indicator is still present in the myBMW app.

B360122 — EXTERIOR LIGHTING

The customer finds an indication in the myBMW� app that the tires need service due to wear. Even after replacing the tires, the tire service indicator is still present in the myBMW app.

B840222 — TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

The customer finds an indication in the â??myBMWâ? app that the tires need service due to wear. Even after replacing the tires, the tire service indicator is still present in the myBMW app.

B610122 — EQUIPMENT:ELECTRICAL

After replacing and encoding the HOD electronics (Hands-on Detection), an incorrect parameter was transferred to the HOD electronics due to a coding error.

B652021 — EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

BMW AG has issued a Delivery Stop (effective October 25, 2021) on certain Model Year 2022 BMW vehicles that were produced after October 25, 2021. Due to supply chain limitations, certain vehicles were produced without a CID with touch function and without Reversing Assistant.

B410321 — WHEELS

In the affected vehicles, there is relative movement between the front side panel and the wheel arch cover while driving (depending on the driving profile).

SIB 64 03 21 — EQUIPMENT ADAPTIVE/MOBILITY

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.

B410221 — 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...

Showing 10 of 14 technical service bulletins.

NHTSA Investigations for the 2021 BMW 330I

There are no NHTSA defect investigations on record for this vehicle.

Other Model Years of the BMW 330I

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Other BMW Models

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