{
  "owners": null,
  "title": "Canadian recall 1980100 (GMC), 1979: Powertrain",
  "url": "https://carsmultiverse.com/canada/recall-1980100/",
  "summary": "Transport Canada recall 1980100, GMC H8500, T6500, 1980-07-15. VEHICLES EQUIPPED WITH CERTAIN DETROIT DIESEL ALLISON TRANSMISSIONS MAY HAVE IMPROPERLY.",
  "excerpt": "Gmc H8500, T6500. Published by Transport Canada as 1980100 on 15 July 1980. System: Powertrain. What the notice says Vehicles equipped with certain detroit diesel allison transmissions may have improperly machined forward clutch housings. this condition affects oil evacuation in the clutch housing and may cause the vehicle to move forward when the transmission selector lever is in the neuitral position. Is your vehicle included? Check with your VIN at Transport Canada , 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. VEHICLES EQUIPPED WITH CERTAIN DETROIT DIESEL ALLISON TRANSMISSIONS MAY HAVE IMPROPERLY MACHINED FORWARD CLUTCH HOUSINGS. THIS CONDITION AFFECTS OIL EVACUATION IN THE CLUTCH HOUSING AND MAY CAUSE THE VEHICLE TO MOVE FORWARD WHEN THE TRANSMISSION SELECTOR LEVER IS IN THE NEUITRAL POSITION. Transport Canada recorded this notice in capitals, as its system did for many years. It is reproduced here exactly as published. The wording above is the department's own, as it stood in the monthly file this site last read. Vehicle counts are the sum of the counts published for each make and model the recall covers. To act on a recall, use the official notice: Transport Canada recall 1980100 . The Canadian register on this site GMC is named on 561 notices in the copy of Transport Canada’s register held here, of which these are the",
  "register": {
    "authority": "Transport Canada",
    "country": "Canada",
    "index": "https://carsmultiverse.com/canada/"
  },
  "datePublished": "2026-09-05T13:09:26+00:00",
  "dateModified": "2026-09-05T13:09:26+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Canadian recall 1980100 (GMC), 1979: Powertrain\", https://carsmultiverse.com/canada/recall-1980100/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}