{
  "owners": null,
  "title": "Newmar recall 21V506: Newmar Dutch Star, Newmar Mountain Aire, Newmar New Aire and 1 more (2017 to 2021)",
  "url": "https://carsmultiverse.com/recall/21v506/",
  "summary": "Recall 21V506 (Newmar): A fuel leak in the presence of an ignition source increases the risk of a fire. Newmar's own number: CUMMINS 21E-032.",
  "excerpt": "Newmar Dutch Star, Newmar Mountain Aire, Newmar New Aire, Newmar Ventana, model years 2017 to 2021. Filed by Newmar Corporation and reported to NHTSA on 2 July 2021. 1,737 vehicles potentially affected. What the notice says Newmar Corporation (Newmar) is recalling certain 2019 Mountain Aire, 2020-2021 New Aire, 2020-2022 Super Star, 2018-2021 Ventana, and Dutch Star vehicles equipped with certain Cummins diesel engines. The sealing washer may not seat correctly in the pilot boreholes, allowing the high-pressure fuel rail assembly to leak. 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 Newmar's own number for this recall: CUMMINS 21E-032. That is the number on the owner letter and on the dealer paperwork. 21V506 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 fuel leak in the presence of an ignition source increases the risk of a fire.” 21V506 Newmar Corporation Fuel System, Diesel:Fuel Injection System:Fuel Rail 2 July 2021 2017-2021 NEWMAR DUTCH STAR, NEWMAR MOUNTAIN AIRE, NEWMAR NEW AIRE, NEWMAR VENTANA A fuel leak in the presence of an i",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-23T21:54:11+00:00",
  "dateModified": "2026-09-16T19:33:25+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Newmar recall 21V506: Newmar Dutch Star, Newmar Mountain Aire, Newmar New Aire and 1 more (2017 to 2021)\", https://carsmultiverse.com/recall/21v506/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}