2021 BMW M4 — Problems, Recalls & Safety Data
N/A
Safety Rating
1
Owner Complaint
2
Recalls
14
Service Bulletins
0
Investigations
Overview of the 2021 BMW M4
The 2021 BMW M4 has received a total of 1 safety complaint filed with the National Highway Traffic Safety Administration (NHTSA). There have been 5 recall campaigns affecting this vehicle, covering issues with SEAT BELTS. 14 technical service bulletins have been issued by BMW of North America, LLC for this model year. The most commonly reported problem area is the Service Brakes (1 complaint).
Recalls for the 2021 BMW M4
NHTSA has recorded 5 recalls for the 2021 BMW M4, potentially affecting up to 66,397 vehicles.
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...
View full details →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...
View full details →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...
View full details →Recall 21V062000 — SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC
| 893 vehicles affected
Defect: BMW of North America, LLC (BMW) is recalling certain 2020-2021 8 Series Coupe, Grand Coupe and convertible 840i, 840i xDrive, M850i xDrive, M8 and 740 Li, 740 Li xDrive, 750 Li xDrive, M760 Li xDrive, X6 sDrive40i, X6 xDrive40i, X6 xdrive50i, X6 M50i, X6M, and 2019-2021 X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5 M50i, X5M, X7 xDrive40i, X7 xDrive50i, X7...
Consequence: A loss of ABS and a reduction in braking assistance can increase the risk of a crash.
Remedy: BMW will notify owners, and dealers will replace the integrated brake system, free of charge. Owner notification letters were mailed on May 25, 2021. Owners may contact BMW customer service at 1-800-525-7417.
View full details →Recall 21V062000 — SERVICE BRAKES, HYDRAULIC
| 893 vehicles affected
Defect: BMW of North America, LLC (BMW) is recalling certain 2020-2021 8 Series Coupe, Grand Coupe and convertible 840i, 840i xDrive, M850i xDrive, M8 and 740 Li, 740 Li xDrive, 750 Li xDrive, M760 Li xDrive, X6 sDrive40i, X6 xDrive40i, X6 xdrive50i, X6 M50i, X6M, and 2019-2021 X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5 M50i, X5M, X7 xDrive40i, X7 xDrive50i, X7...
Consequence: A loss of ABS and a reduction in braking assistance can increase the risk of a crash.
Remedy: BMW will notify owners, and dealers will replace the integrated brake system, free of charge. Owner notification letters were mailed on May 25, 2021. Owners may contact BMW customer service at 1-800-525-7417.
View full details →Owner Complaints for the 2021 BMW M4
1 complaint has been filed with NHTSA for the 2021 BMW M4. Below is a breakdown by vehicle component.
| Component | Complaints | Crashes | Fires | Injuries | Deaths |
|---|---|---|---|---|---|
| Service Brakes | 1 | 0 | 0 | 0 | 0 |
Most Recent Complaints
Vehicle brake very very loudly. BMw claims this is normal, this is not true. Vehicle has extremely low miles and performs bad when braking.
Safety Rating for the 2021 BMW M4
NHTSA has not yet tested the 2021 BMW M4 in its New Car Assessment Program.
Technical Service Bulletins for the 2021 BMW M4
BMW of North America, LLC has issued 14 technical service bulletins (TSBs) for the 2021 BMW M4. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.
B410725 — STRUCTURE:BODY
While driving on a smooth and/or uneven road, a “cracking” sound is heard from the rear wheel arch area (highlighted in orange) on either the right or left side.
B170322 — ENGINE AND ENGINE COOLING:COOLING SYSTEM
The charge air cooler housing may sperate and lose charging pressure.
B611521 — ELECTRICAL SYSTEM:12V/24V/48V BATTERY
It is possible that the EPP (expanded polypropylene) insert for the lithium-ion battery was not installed in approx. 0.3% of the G82 and G83 vehicles.
B611521 — EQUIPMENT
It is possible that the EPP (expanded polypropylene) insert for the lithium-ion battery was not installed in approx. 0.3% of the G82 and G83 vehicles.
B611521 — EQUIPMENT ADAPTIVE/MOBILITY
It is possible that the EPP (expanded polypropylene) insert for the lithium-ion battery was not installed in approx. 0.3% of the G82 and G83 vehicles.
B511621 — POWER TRAIN
Noises from the center console shifter cover at low speeds. The noise can be affected by pressing the gearshift lever knob.
SIB 61 08 21 — EQUIPMENT
The cigarette lighter is difficult or impossible to pull it out.
B120321 — EQUIPMENT
Due to an software error, the adaptation values of the actuator contiguous wheel slip limitation (ARB) may be lost.
B610421 — EQUIPMENT
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.
B511121 — PARKING BRAKE
ROOF TRIM STRIP LOOSE AT REAR: The roof trim strip may be loose at the last (rearmost) clip as shown. This can occur on either side of the roof, or on both sides.
Showing 10 of 14 technical service bulletins.
NHTSA Investigations for the 2021 BMW M4
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the BMW M4
- 2016 BMW M4 — 32 complaints
- 2017 BMW M4 — 2 complaints
- 2018 BMW M4 — 5 complaints
- 2019 BMW M4 — 0 complaints
- 2020 BMW M4 — 2 complaints
- 2021 BMW M4 (current)
- 2022 BMW M4 — 2 complaints
- 2024 BMW M4 — 1 complaint
- 2025 BMW M4 — 0 complaints
- 2026 BMW M4 — 0 complaints