{
  "owners": null,
  "title": "Mack recall 25V521 (SC0483): 2025 Anthem and 2025-2026 Pioneer",
  "url": "https://carsmultiverse.com/recall/25v521/",
  "summary": "Recall 25V521 (Mack): A loss of steering control increases the risk of a crash. Mack's own number: SC0483.",
  "excerpt": "Mack Anthem (An), Mack Pioneer Pr (4), model years 2025 to 2026. Filed by Mack Trucks, Inc. and reported to NHTSA on 11 August 2025. 32 vehicles potentially affected. What the notice says Mack Trucks, Inc. (Mack) is recalling certain 2025 Anthem and 2025-2026 Pioneer vehicles. The dynamic steering and oversteer guidance feature may malfunction and cause a loss of steering control. 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 Mack's own number for this recall: SC0483. That is the number on the owner letter and on the dealer paperwork. 25V521 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 loss of steering control increases the risk of a crash.” 25V521 Mack Trucks, Inc. Steering 11 August 2025 2025-2026 MACK ANTHEM (AN), MACK PIONEER PR (4) Mack Trucks, Inc. (Mack) is recalling certain 2025 Anthem and 2025-2026 Pioneer vehicles. The dynamic steering and oversteer guidance feature may malfunction and cause a loss of steering control. A loss of steering control increases the risk of a crash. The oversteer guidance feature will be disabled thr",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-08-20T19:58:22+00:00",
  "dateModified": "2026-08-20T19:58:22+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Mack recall 25V521 (SC0483): 2025 Anthem and 2025-2026 Pioneer\", https://carsmultiverse.com/recall/25v521/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}