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NHTSA campaign 21V176000

BMW Recall 21V-176: Head-Thorax Air Bag May Not Deploy Correctly

NHTSA recall 21V176000 was reported by BMW of North America, LLC on March 15, 2021, with 1,850 vehicles potentially affected (per NHTSA). NHTSA's record lists the BMW 430I and BMW M440I for the 2021 model year. Owners were notified on March 9, 2021, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V176000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

BMW VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
21V176000 (also written 21V-176 or 21V176)
Filed by
BMW of North America, LLC
Report received
Potentially affected
1,850 vehicles (per NHTSA)
Component
Air Bags — Side/Window — Thorax
Owners notified

Repair completion: 99.95% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 21V176000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

BMW

All BMW recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 21V176000.

Defect description

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.

Safety consequence

An air bag that deploys incorrectly can increase the risk of injury in a crash.

Manufacturer remedy

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.

Notes

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.

Sources

Official NHTSA notice for recall 21V176000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.