{
  "owners": null,
  "title": "Nova Bus Bus recall 18V670 (CR4437): Nova Bus Bus LFS, Nova Bus Bus LFS Artic (2017)",
  "url": "https://carsmultiverse.com/recall/18v670/",
  "summary": "Recall 18V670 (Nova Bus): A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash. Nova Bus's own number: CR4437.",
  "excerpt": "Nova Bus Lfs, Nova Bus Lfs Artic, model year 2017. Filed by Nova Bus and reported to NHTSA on 26 September 2018. 2 vehicles potentially affected. What the notice says Nova Bus (Nova) is recalling certain 2017 Nova Bus LFS Hybrid and LFS Arctic Hybrid transit buses equipped with certain Allison transmission hybrid drive units. The pressure switches on these drive units may fail, possibly resulting in a loss of drive. 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 Nova Bus's own number for this recall: CR4437. That is the number on the owner letter and on the dealer paperwork. 18V670 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 loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash.” 18V670 Nova Bus Power Train:Automatic Transmission 26 September 2018 2017-2017 NOVA BUS LFS, NOVA BUS LFS ARTIC A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash. Nova will notify owners, and Allison Transmission service centers will replace the C1 and C2 pressure switches, free of charge. The reca",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T19:57:42+00:00",
  "dateModified": "2026-09-16T14:58:23+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Nova Bus Bus recall 18V670 (CR4437): Nova Bus Bus LFS, Nova Bus Bus LFS Artic (2017)\", https://carsmultiverse.com/recall/18v670/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}