{
  "owners": null,
  "title": "Mercedes-Benz recall 21V639 (2021080019): 2020 GLB250",
  "url": "https://carsmultiverse.com/recall/21v639/",
  "summary": "Recall 21V639 (Mercedes-Benz): Air bags and seat belts that do not function properly can increase the risk of injury in a crash.",
  "excerpt": "Mercedes-Benz Glb250, model year 2020. Filed by Mercedes-Benz USA, LLC and reported to NHTSA on 13 August 2021. 66 vehicles potentially affected. What the notice says Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 GLB250 vehicles. 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. Is your vehicle included? Check with your VIN at NHTSA , or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on. CarsMultiverse / Recalls Mercedes-Benz's own number for this recall: 2021080019. That is the number on the owner letter and on the dealer paperwork. 21V639 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways. Answered from the register this site holds. NHTSA is the record to act on. What the authority says can happen if this is not fixed: “Air bags and seat belts that do not function properly can increase the risk of injury in a crash.” 21V639 Mercedes-Benz USA, LLC Air Bags:Air Bag/Restraint Control Module:Software 13 August 2021 2020-2020 MERCEDES-BENZ GLB250 Air bags and seat belts that do not function properly can increase the risk of injury in a crash. Dealers will update the air bag control unit software, free of charge. Owner notification letters were mailed on September 17, 2021",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:59:36+00:00",
  "dateModified": "2026-09-16T19:47:17+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Mercedes-Benz recall 21V639 (2021080019): 2020 GLB250\", https://carsmultiverse.com/recall/21v639/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}