NHTSA (USA)High Risk
2020 MERCEDES-BENZ GLS 580NHTSA Campaign #21V771000
The official notice
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.
Safety Risk
An air bag that does not deploy properly during a crash can increase the risk of injury.
Remedy
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.
3 vehicles affectedMfr ref: 2021100001Updated June 10, 2026