2021 BMW Z4
Only 0 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 0 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2002 | 4 |
| 2003 | 414 |
| 2004 | 411 |
| 2005 | 190 |
| 2006 | 91 |
| 2007 | 33 |
| 2008 | 19 |
| 2009 | 22 |
| 2010 | 10 |
| 2011 | 46 |
| 2012 | 5 |
| 2013 | 7 |
| 2014 | 7 |
| 2015 | 5 |
| 2016 | 4 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 0 |
| 2022 | 1 |
| 2023 | 0 |
KNOWN PROBLEM AREAS
No complaint components on file for this model year.
SAFETY TIMELINE
BMW of North America, LLC (BMW) is recalling certain 2020-2021 Z4 and 2020-2021 Toyota Supra vehicles. The weld between the fuel tank halves may have been insufficiently welded, causing the weld to fail.
Remedy: BMW will notify owners, and dealers will replace the fuel tank, free of charge. The recall began December 18, 2020. Owners may contact BMW customer service at 1-800-525-7417 or Toyota customer service at 1-888-270-9371.
Campaign 20V700000 — check if this car was fixed
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),...
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.
Campaign 21V554000 — check if this car was fixed
BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles.
Remedy: Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.
Campaign 21V598000 — check if this car was fixed
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.
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.
Campaign 25V636000 — check if this car was fixed
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...
Remedy: Dealers will replace the engine starter, free of charge. A letter informing owners of the safety risk was mailed on March 27, 2026. Owners will receive another letter once the remedy is available.
Campaign 26V056000 — check if this car was fixed
BUY-SMART CHECKLIST
2021 BMW Z4 — pre-purchase inspection
- Verify recall 20V700000 (fuel system, gasoline) has been completed.
- Verify recall 21V554000 (seat belts) has been completed.
- Verify recall 21V598000 (engine) has been completed.
- Verify recall 25V636000 (electrical system) has been completed.
- Verify recall 26V056000 (electrical system) has been completed.
OTHER YEARS OF THIS MODEL
BEST YEARS
WORST YEARS
FAQ
Is the 2021 BMW Z4 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
How many recalls does the 2021 BMW Z4 have?
5 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.