Check your VIN

Mercedes-Benz in the event of a crash, the air bag control unit software may not activate the front seat belts and front passenger air bag properly.

NHTSA campaign 21V-639 · Reported August 13, 2021 · 66 vehicles affected

AFFECTED MODELS
Mercedes-Benz GLB-Class
VEHICLES AFFECTED
66
REMEDY
Dealers will update the air bag control unit software, free of charge.
COST
Free

The short version

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

WHAT

In the event of a crash, the air bag control unit software may not activate the front seat belts and front passenger air bag properly.

WHY IT MATTERS

Air bags and seat belts that do not function properly can increase the risk of injury in a crash.

WHAT TO DO

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

Affected vehicles

These model years are included in NHTSA campaign 21V-639.

YEAR RANGEMODEL
2020Mercedes-Benz GLB-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.