{
  "owners": null,
  "title": "GM recall 18V340 (18179): 2018 GMC Terrain",
  "url": "https://carsmultiverse.com/recall/18v340/",
  "summary": "Recall 18V340 (General Motors): If the SDM becomes inoperative, it will not detect a crash or command the necessary air bag deployment, increasing the r...",
  "excerpt": "Gmc Terrain, model year 2018. Filed by General Motors LLC and reported to NHTSA on 24 May 2018. 88,503 vehicles potentially affected. What the notice says General Motors LLC (GM) is recalling certain 2018 GMC Terrain vehicles. The sensing diagnostic module (SDM) that senses a crash and deploys the necessary air bags may not power down correctly when the vehicle is shut off, causing it to be inoperative when the vehicle is restarted. 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: 18179. That is the number on the owner letter and on the dealer paperwork. 18V340 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: “If the SDM becomes inoperative, it will not detect a crash or command the necessary air bag deployment, increasing the risk of injury in the event of a crash.” 18V340 General Motors LLC Air Bags:Air Bag/Restraint Control Module 24 May 2018 2018-2018 GMC TERRAIN If the SDM becomes inoperative, it will not detect a crash or command the necessary air bag deployment, increasing the risk of injury in ",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T19:42:52+00:00",
  "dateModified": "2026-09-16T14:21:14+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"GM recall 18V340 (18179): 2018 GMC Terrain\", https://carsmultiverse.com/recall/18v340/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}