{
  "owners": null,
  "title": "GM recall 21V421 (N212338110): Buick Envision, Cadillac CT4, Cadillac CT5 and 7 more (2021)",
  "url": "https://carsmultiverse.com/recall/21v421/",
  "summary": "Recall 21V421 (General Motors): The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk o...",
  "excerpt": "Buick Envision, Cadillac Ct4, Cadillac Ct5, Cadillac Escalade, Cadillac Escalade Esv, Chevrolet Corvette, model year 2021. Filed by General Motors, LLC and reported to NHTSA on 10 June 2021. 285,622 vehicles potentially affected. What the notice says General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag … 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: N212338110. That is the number on the owner letter and on the dealer paperwork. 21V421 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: “The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.” 21V421 General Motors, LLC Air Bags:SRS Malfunction Warning Lamp/Light 10 June 2021 2021-2021 BUICK ENVISION, CADILLAC CT4, CADI",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:51:31+00:00",
  "dateModified": "2026-09-16T19:24:02+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"GM recall 21V421 (N212338110): Buick Envision, Cadillac CT4, Cadillac CT5 and 7 more (2021)\", https://carsmultiverse.com/recall/21v421/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}