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

NHTSA campaign 21V-771 · Reported October 1, 2021 · 3 vehicles affected

AFFECTED MODELS
Mercedes-Benz GLS-Class
VEHICLES AFFECTED
3
REMEDY
Dealers will replace the air bag control unit, free of charge.
COST
Free

The short version

Mercedes-Benz USA, LLC reported a problem with the air bags air bag/restraint control module. Here is what owners need to know.

WHAT

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

WHY IT MATTERS

An air bag that does not deploy properly during a crash can increase the risk of injury.

WHAT TO DO

Take it to a dealer — they will replace the air bag control unit, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 21V-771.

YEAR RANGEMODEL
2020Mercedes-Benz GLS-Class

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with Mercedes-Benz USA, LLC or the National Highway Traffic Safety Administration.