{
  "owners": null,
  "title": "Polar Tank recall 16V524: Polar Tank Dot 406 Tank Trailer, Polar Tank Dot 407 Tank Trailer, Polar Tank Dot 412 Tank Trailer and 2 more (2014 to 2016)",
  "url": "https://carsmultiverse.com/recall/16v524/",
  "summary": "Recall 16V524 (Polar Tank): If there is a delay of the spring brake application, the trailer may roll away after it has decoupled from the tractor, incr...",
  "excerpt": "Polar Tank Dot 406 Tank Trailer, Polar Tank Dot 407 Tank Trailer, Polar Tank Dot 412 Tank Trailer, Polar Tank Mc 331 Tank Trailer, Polar Tank Non-Code Tank Trailer, model years 2014 to 2016. Filed by Polar Tank Trailer, LLC. and reported to NHTSA on 11 July 2016. 109 vehicles potentially affected. What the notice says Polar Tank Trailer, LLC (Polar Tank) is recalling certain model year 2014-2016 DOT 406, DOT 407, DOT 412, MC 331 and Non-Code trailers manufactured January 1, 2014, to April 28, 2016. These trailers are equipped with certain Bendix SR5 spring brake valves which may have been improperly machined which could cause a … 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: “If there is a delay of the spring brake application, the trailer may roll away after it has decoupled from the tractor, increasing the risk of a crash or injury.” 16V524 Polar Tank Trailer, LLC. Parking Brake 11 July 2016 2014-2016 POLAR TANK DOT 406 TANK TRAILER, POLAR TANK DOT 407 TANK TRAILER, POLAR TANK DOT 412 TANK TRAILER, POLAR TANK MC 331 TANK TRAILER, POLAR TANK NON-CODE TANK TRAILER If there is a delay of the spring brake application, ",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T18:33:57+00:00",
  "dateModified": "2026-09-16T11:18:27+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Polar Tank recall 16V524: Polar Tank Dot 406 Tank Trailer, Polar Tank Dot 407 Tank Trailer, Polar Tank Dot 412 Tank Trailer and 2 more (2014 to 2016)\", https://carsmultiverse.com/recall/16v524/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}