2021 BMW 430I, 2021 BMW M440I Recall: In certain side-impact crashes, the head-thorax air bag may not deploy as…
NHTSA campaign 21V176000 · Air Bags · filed Mar 15, 2021 · verified Jul 30, 2026
The defect
BMW of North America, LLC (BMW) is recalling certain 2021 430i and M440i 4 Series Convertible vehicles. In certain side-impact crashes, the head-thorax air bag may not deploy as intended.
The risk
An air bag that deploys incorrectly can increase the risk of injury in a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will update the software, at no charge. All affected vehicles are still in dealer inventory, and therefore no owner letters will be mailed. The recall began March 9, 2021. Owners may contact BMW customer service at 1-800-525-7417.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More BMW 430I recalls
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Other campaigns involving BMW vehicles
Source: NHTSA recall database, campaign 21V176000. Data last verified Jul 30, 2026.