2020 Mercedes-Benz GLS 580 4MATIC Recall: Air bag control unit software may be programmed incorrectly, which can…
NHTSA campaign 21V771000 · Air Bags · filed Oct 1, 2021 · verified Jul 30, 2026
The defect
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020 GLS 580 vehicles. The air bag control unit software may be programmed incorrectly, which can cause the driver's air bag to deploy improperly.
The risk
An air bag that does not deploy properly during a crash can increase the risk of injury.
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 replace the air bag control unit, free of charge. Owner notification letters were mailed on October 29, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mercedes-Benz | GLS 580 4MATIC | 2020 |
Related recalls
More Mercedes-Benz GLS 580 4MATIC recalls
- 2026 Mercedes-Benz AMG GLE53 4MATIC+ and 13 other models — Bolts for the rear seat belts may not be tightened properly
- 2026 Mercedes-Benz AMG GLE53 4MATIC and 10 other models — Passenger air bag fabric may have been manufactured…
- 2021–2024 Mercedes-Benz AMG GLE53 and 10 other models — A 48-Volt ground connection under the passenger seat may…
- 2023 Mercedes-Benz AMG C43 and 27 other models — Please refer to MBUSA's recall report for specific vehicle…
- 2020 Mercedes-Benz GLS 580 4MATIC — Due to a software error, the sunroof may close unexpectedly…
Other campaigns involving Mercedes-Benz vehicles
- 2026 Mercedes-Benz CLA 250+ (ev) and 1 other model — Front passenger seat belt retractor may have been…
- 2025–2026 Mercedes-Benz AMG C43 4MATIC and 34 other models — Infotainment control unit may reset while the vehicle is in…
- 2018 Mercedes-Benz E 400 4MATIC and 11 other models — Drive shaft universal joint may break, resulting in a…
All Mercedes-Benz GLS 580 4MATIC recalls → · All Mercedes-Benz recalls →
Source: NHTSA recall database, campaign 21V771000 (manufacturer number 2021100001). Data last verified Jul 30, 2026.