{
  "owners": null,
  "title": "Heartland recall 21V557: 2021 North Trail and Mallard Recreational Trailers",
  "url": "https://carsmultiverse.com/recall/21v557/",
  "summary": "Recall 21V557 (Heartland): An improperly routed vent may allow the refrigerator to overheat, increasing the risk of a fire. Further, exhaust gas trapped...",
  "excerpt": "Heartland Mallard, Heartland North Trail, model year 2021. Filed by Heartland Recreational Vehicles, LLC and reported to NHTSA on 22 July 2021. 649 vehicles potentially affected. What the notice says Heartland Recreational Vehicles, LLC (Heartland) is recalling certain 2021 North Trail and Mallard recreational trailers. The refrigerator roof vents were not routed properly during production. 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: “An improperly routed vent may allow the refrigerator to overheat, increasing the risk of a fire. Further, exhaust gas trapped inside the vehicle can cause carbon monoxide poisoning, increasing the risk of injury or death.” 21V557 Heartland Recreational Vehicles, LLC Equipment:Appliance:Refrigerator 22 July 2021 2021-2021 HEARTLAND MALLARD, HEARTLAND NORTH TRAIL An improperly routed vent may allow the refrigerator to overheat, increasing the risk of a fire. Further, exhaust gas trapped inside the vehicle can cause carbon monoxide poisoning, increasing the risk of injury or death. Dealers will inspect the roof vent, and repair the vent sleeve connection if necessary, free of charge. Own",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:57:02+00:00",
  "dateModified": "2026-09-16T19:42:00+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Heartland recall 21V557: 2021 North Trail and Mallard Recreational Trailers\", https://carsmultiverse.com/recall/21v557/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}