2021 BMW Z4
Only 1 complaint 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 1 complaint on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 1
- Recalls
- 5
- Investigations
- 0
- Top problem
- —
Too few to rank
Campaigns on file for 2021
None on file
Not enough data
Complaints per year
2021: 1 complaint
View as data table
| Year | Complaints |
|---|---|
| 2002 | 4 |
| 2003 | 414 |
| 2004 | 411 |
| 2005 | 191 |
| 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 | 5 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
| 2026 | 0 |
Known problem areas
No complaint components on file for this model year.
Safety timeline
5 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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2020-12-18Fuel system, gasoline20V700000 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.
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2021-09-03Seat belts21V554000 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.
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2021-09-17Engine21V598000 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.
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2026-02-06Electrical system25V636000 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.
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2026-03-27Electrical system26V056000 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.
Buy-smart checklist
2021 BMW Z4 — pre-purchase inspection
Verify these recalls were completed
- Recall 20V700000 · Fuel system, gasoline
- Recall 21V554000 · Seat belts
- Recall 21V598000 · Engine
- Recall 25V636000 · Electrical system
- Recall 26V056000 · Electrical system
Other years of this model
See all years ranked →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 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.