{
  "owners": null,
  "title": "Thomas Built Buses recall 21V017 (FL-873): Thomas Built Buses Saf-T-Liner Efx, Thomas Built Buses Saf-T-Liner HDX (2021)",
  "url": "https://carsmultiverse.com/recall/21v017/",
  "summary": "Recall 21V017 (Thomas Built Buses): The loose bolt could result in the other caliper bolts to loosen. Insufficiently tightened bolts may not provide adequate clamping...",
  "excerpt": "Thomas Built Buses Saf-T-Liner Efx, Thomas Built Buses Saf-T-Liner Hdx, model year 2021. Filed by Daimler Trucks North America, LLC and reported to NHTSA on 20 January 2021. 6 vehicles potentially affected. What the notice says Daimler Trucks North America, LLC (DTNA) is recalling certain 2021 Thomas Built Buses Saf-T-Liner HDX and EFX school buses. On certain vehicles, one of the six brake caliper mounting bolts on the driver side steer axle may have been incorrectly tightened. 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 Thomas Built Buses's own number for this recall: FL-873. That is the number on the owner letter and on the dealer paperwork. 21V017 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 loose bolt could result in the other caliper bolts to loosen. Insufficiently tightened bolts may not provide adequate clamping force between the brake caliper and brake anchor plate, resulting in reduced brake effectiveness, increasing…” 21V017 Daimler Trucks North America, LLC Service Brakes, Hydraulic:Foundation Components:Disc:Caliper 20 ",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:34:03+00:00",
  "dateModified": "2026-09-16T18:51:19+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Thomas Built Buses recall 21V017 (FL-873): Thomas Built Buses Saf-T-Liner Efx, Thomas Built Buses Saf-T-Liner HDX (2021)\", https://carsmultiverse.com/recall/21v017/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}