Model year
2021 BMW Z4
NHTSA lists 5 recalls and 1 complaint for the 2021 BMW Z4 (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). 1 recall marked park outside. The components listed on the most complaints are UNKNOWN OR OTHER (1). NHTSA lists crash-test variants for this model year and marks the overall rating Not Rated. EPA rates it 25–28 mpg combined depending on configuration (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $2,950–$3,300, based on 15,000 miles and 55% city driving.
- 2003 414 complaints
- 2004 411 complaints
- 2005 191 complaints
- 2006 91 complaints
- 2007 33 complaints
- 2008 19 complaints
- 2009 22 complaints
- 2010 10 complaints
- 2011 46 complaints
- 2012 5 complaints
- 2013 7 complaints
- 2014 7 complaints
- 2015 5 complaints
- 2016 4 complaints
- 2019 5 complaints
- 2020 5 complaints
- 2021 1 complaints
- 2022 1 complaints
- 2023 0 complaints
- 2024 1 complaints
- 2025 1 complaints
- 2026 0 complaints
Recalls
26V056000 · Jan 30, 2026
ELECTRICAL SYSTEM:STARTER ASSEMBLY
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…
25V636000 · Sep 23, 2025
Park outsideELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY
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…
21V598000 · Aug 2, 2021
ENGINE
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. During engine start, the engine management software may cause loss of braking…
21V554000 · Jul 21, 2021
SEAT BELTS
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,…
20V700000 · Nov 12, 2020
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
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.
Complaints
1 distinct complaints. Crash flag on 0, fire flag on 0, injury field 0, deaths field 0. A complaint can be counted under more than one component. The injury and death figures are the file's numbers (the highest value on each complaint, then added), not a separate verified count of people.
Investigations
No investigations are matched to this name.
Safety ratings
| Variant | Overall | Front | Side | Pole | Rollover | Photo |
|---|---|---|---|---|---|---|
| C RWD | Not rated | Not Rated | Not Rated | Not Rated | Not Rated · possibility 0 | — |
Fuel economy
| Configuration | Fuel | City | Hwy | Comb | kWh/100 mi | Range | Annual fuel cost |
|---|---|---|---|---|---|---|---|
| Z4 M40i · 3L · Automatic (S8) · Rear-Wheel Drive | Premium Gasoline | 22 | 30 | 25 | — | — | $3,300 |
| Z4 sDrive30i · 2L · Automatic (S8) · Rear-Wheel Drive | Premium Gasoline | 25 | 32 | 28 | — | — | $2,950 |
Open this model year in the fuel-cost calculator. The calculator starts with no fuel price filled in.
Check a vehicle
This page is not a VIN lookup. NHTSA's recall tool checks a specific vehicle: nhtsa.gov/recalls. NHTSA's page for this model year is 2021 BMW Z4 at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.