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Data through Oct 2026
Campaign 21V-771

Air bag control unit software may be programmed incorrectly, which can cause the driver's air bag to deploy improperly

View NHTSA filingAll Mercedes-Benz campaigns
Defect summary

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.

Consequence

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.

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.

Source: NHTSA ODI recalls file, campaign 21V771000. Text as published by NHTSA.
Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about airbags on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 21V-771
MakeModelModel yearsComplaints on this component
Mercedes-BenzGLS 580 4MATIC20200
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.