Recall campaignNHTSA 71V224000 Visibility: defroster/defogger/hvac system ComponentVisibility: defroster/defogger/hvac systemManufacturerGENERAL MOTORS CORP.Vehicles affected679,900Reported to NHTSA1971-12-03Owners notified1971-12-08 Manufacturer remedyNo remedy is listed yet. This typically indicates the manufacturer reported the defect before finalizing a repair procedure.