{
  "owners": null,
  "title": "GM recall 21V504: Chevrolet Silverado 1500, Chevrolet Silverado 2500, Chevrolet Silverado 3500 and 3 more (2015 to 2016)",
  "url": "https://carsmultiverse.com/recall/21v504/",
  "summary": "Recall 21V504 (General Motors): A separated inflator end cap or inflator rupture can allow compressed gas to escape, resulting in the end cap or other c...",
  "excerpt": "Chevrolet Silverado 1500, Chevrolet Silverado 2500, Chevrolet Silverado 3500, Gmc Sierra 1500, Gmc Sierra 2500, Gmc Sierra 3500, model years 2015 to 2016. Filed by General Motors, LLC and reported to NHTSA on 1 July 2021. 410,019 vehicles potentially affected. What the notice says General Motors LLC (GM) is recalling certain 2015-2016 GMC Sierra 1500, 2500, 3500, and Chevrolet Silverado 1500, 2500, and 3500 trucks. The roof-rail air bag (RRAB) inflator end cap may detach from the inflator, or the inflator sidewall may rupture. 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 General Motors's own number for this recall: N202324251. That is the number on the owner letter and on the dealer paperwork. 21V504 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: “A separated inflator end cap or inflator rupture can allow compressed gas to escape, resulting in the end cap or other components being propelled into the vehicle, increasing the risk of injury or crash.” 21V504 General Motors, LLC Air Bags:Side/Window:Curtain:Inflator 1 July 2021 2015-2016 CHEVRO",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:54:10+00:00",
  "dateModified": "2026-09-16T19:33:25+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"GM recall 21V504: Chevrolet Silverado 1500, Chevrolet Silverado 2500, Chevrolet Silverado 3500 and 3 more (2015 to 2016)\", https://carsmultiverse.com/recall/21v504/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}