{
  "owners": null,
  "title": "Dynamax recall 26V603 (40-2097): improperly installed engine pre-heat pump, 16 vehicles",
  "url": "https://carsmultiverse.com/recall/26v603/",
  "summary": "Dynamax recall 26V603: A coolant hose failure can cause the engine to overheat, increasing the risk of a crash. Affected models, the fix, and every change since it was filed.",
  "excerpt": "Dynamax Grand Sport GT, model years 2026 to 2027. Filed by Forest River, Inc. and reported to NHTSA on 21 September 2026. 16 vehicles potentially affected. What the notice says Forest River, Inc (Forest River) is recalling certain 2026-2027 Dynamax Grand Sport GT recreational vehicles. The engine pre-heat pump may have been improperly installed, causing the coolant hose to fail. 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 / Dynamax Dynamax's own number for this recall: 40-2097. That is the number on the owner letter and on the dealer paperwork. 26V603 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. 26V603 Forest River, Inc. Fuel System, Diesel 21 September 2026 2026-2027 DYNAMAX GRAND SPORT GT Forest River, Inc (Forest River) is recalling certain 2026-2027 Dynamax Grand Sport GT recreational vehicles. The engine pre-heat pump may have been improperly installed, causing the coolant hose to fail. A coolant hose failure can cause the engine to overheat, increasing the risk of a crash. Dealers will re-pin the wiring harness, re-route the coolant hoses, and replace parts as necessary, free of charge. ",
  "register": {
    "authority": "NHTSA",
    "country": "United States",
    "index": "https://carsmultiverse.com/changed/"
  },
  "datePublished": "2026-09-26T00:00:00+00:00",
  "dateModified": "2026-09-26T00:00:00+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Dynamax recall 26V603 (40-2097): improperly installed engine pre-heat pump, 16 vehicles\", https://carsmultiverse.com/recall/26v603/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}