{
  "owners": null,
  "title": "Canadian recall 1978020 (Crane), 1976 to 1977: Brakes",
  "url": "https://carsmultiverse.com/canada/recall-1978020/",
  "summary": "Transport Canada recall 1978020, CRANE M4424, M3824, C4424, B4414, M4414, 1978-05-03. VEHICLES HAVE AN INSUFFICIENT AIR RESERVOIR CAPACITY AND DO NOT COMPLY.",
  "excerpt": "Crane M4424, M3824, C4424, B4414, M4414. Published by Transport Canada as 1978020 on 3 May 1978. System: Brakes. What the notice says Vehicles have an insufficient air reservoir capacity and do not comply with cmvss 121 - air brake systems. also, the air brake check valve was omitted during production. this omission would cause an automatic and premature application of the rear wheel emergency brakes in the event of a rupture of any air service … 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 HAVE AN INSUFFICIENT AIR RESERVOIR CAPACITY AND DO NOT COMPLY WITH CMVSS 121 - AIR BRAKE SYSTEMS. ALSO, THE AIR BRAKE CHECK VALVE WAS OMITTED DURING PRODUCTION. THIS OMISSION WOULD CAUSE AN AUTOMATIC AND PREMATURE APPLICATION OF THE REAR WHEEL EMERGENCY BRAKES IN THE EVENT OF A RUPTURE OF ANY AIR SERVICE PRESSURE LINE IN THE BRAKING SYSTEM. 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 1978020 . The Canadian register on this sit",
  "register": {
    "authority": "Transport Canada",
    "country": "Canada",
    "index": "https://carsmultiverse.com/canada/"
  },
  "datePublished": "2026-09-05T13:41:24+00:00",
  "dateModified": "2026-09-05T13:41:24+00:00",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "CarsMultiverse, \"Canadian recall 1978020 (Crane), 1976 to 1977: Brakes\", https://carsmultiverse.com/canada/recall-1978020/, licensed CC BY 4.0.",
  "note": "CarsMultiverse is an independent record, not a safety authority. To act on a recall, use the official register."
}