{
  "owners": null,
  "title": "Harmony recall 18C001: Harmony Big Boost Deluxe Booster Seats",
  "url": "https://carsmultiverse.com/recall/18c001/",
  "summary": "Recall 18C001 (Harmony): Excessive chest force can increase the risk of injury.",
  "excerpt": "Harmony Big Boost Deluxe, model year 9999. Filed by Harmony Juvenile Products and reported to NHTSA on 17 April 2018. 148,165 vehicles potentially affected. What the notice says Harmony Juvenile Products (Harmony) is recalling certain Harmony Big Boost Deluxe booster seats. In the event of a crash, the seat belt may cause excessive force to be applied to the restrained child's chest. As such, these booster seats fail to comply with the requirements of Federal Motor Vehicle Safety Standard … 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 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: “Excessive chest force can increase the risk of injury.” 18C001 Harmony Juvenile Products Child Seat 17 April 2018 9999-9999 HARMONY BIG BOOST DELUXE Excessive chest force can increase the risk of injury. Harmony will notify owners, and provide a replacement booster seat of a different model, free of charge to eligible U.S. consumers who currently own a Big Boost unit and are the original purchaser, original owner, and/or original user of the Big Boost unit. Interim notices informing owners of the safety risk were mailed August 21, 2018. The recall began July 3, 2020. Owners may contac",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T19:27:53+00:00",
  "dateModified": "2026-09-16T13:43:25+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Harmony recall 18C001: Harmony Big Boost Deluxe Booster Seats\", https://carsmultiverse.com/recall/18c001/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}