NHTSA Recall 21V504000: Inflator (air bags)
General Motors, LLC reported this safety recall to NHTSA on , covering an estimated 410,019 vehicles. It affects 6 models including the Chevrolet Silverado 1500.
| NHTSA campaign | 21V504000 |
|---|---|
| Manufacturer campaign | N202324251 |
| Component | AIR BAGS › SIDE/WINDOW › CURTAIN › INFLATOR |
| Report received | July 1, 2021 |
| Owner notification | May 5, 2022 |
| Initiated by | Manufacturer |
Defect
General Motors LLC (GM) is recalling certain 2015-2016 GMC Sierra 1500, 2500, 3500, and Chevrolet Silverado 1500, 2500, and 3500 trucks. The roof-rail air bag (RRAB) inflator end cap may detach from the inflator, or the inflator sidewall may rupture.
Safety risk
A separated inflator end cap or inflator rupture can allow compressed gas to escape, resulting in the end cap or other components being propelled into the vehicle, increasing the risk of injury or crash.
Remedy
Dealers will replace the left and right side RRAB modules, free of charge. Interim owner notification letters informing owners of the safety risk were mailed on August 18, 2021. Owners will receive a second notice when the remedy is available. Phase I owner notification letters were mailed on May 5, 2022. Phase II owner notification letters are expected to be mailed on May 31, 2022. Owners may contact GMC customer service at 1-888-988-7267 or Chevrolet customer service at 1-800-222-1020. This recall supersedes NHTSA recall number 20V-736. GM's number for this recall is N202324251.
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.nhtsa.gov.
Vehicles covered by recall 21V504000
| Make and model | Model years |
|---|---|
| Chevrolet Silverado 1500 | 2015, 2016 |
| Chevrolet Silverado 2500 | 2015, 2016 |
| Chevrolet Silverado 3500 | 2015, 2016 |
| GMC Sierra 1500 | 2015, 2016 |
| GMC Sierra 2500 | 2015, 2016 |
| GMC Sierra 3500 | 2015, 2016 |
Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.