{"source":"nhtsa","country":"us","campaign":"86V008000","date":"1986-01-17","owner_notified":"1986-08-14","manufacturer":"MACK TRUCKS, INCORPORATED","component":"STRUCTURE","summary":"LEFT OR RIGHT CAB STEP MAY CRACK IN ITS WELDED AREA DUE   TO FLEXING OF THE STEP DURING ENTERING AND EXITING.                                                                                                               CONSEQUENCE OF DEFECT: AS THE CRACKS EXTEND, THE TUBULAR STEP COULD PARTIALLY    COLLAPSE AND BREAK WITHOUT WARNING TO THE USER, AND COULD RESULT IN PERSONAL     INJURIES.","consequence":null,"remedy":"INSTALL A REINFORCEMENT BRACE IF NO CRACKS ARE FOUND.  IN     ADDITION, REPLACE STEP IF CRACKS ARE PRESENT.","notes":"SYSTEM: CAB STEP. VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS WITH SLEEPER CAB.","mfr_campaign":null,"part_number":null,"units":7000,"completion":null,"do_not_drive":false,"park_outside":false,"notification":null,"french":null,"vehicles":[{"year":1982,"make":"MACK","model":"MH","vehicle_id":"1982_mack_mh","match":"exact","built_from":"1982-04-01","built_to":"1986-03-01"},{"year":1983,"make":"MACK","model":"MH","vehicle_id":"1983_mack_mh","match":"exact","built_from":"1982-04-01","built_to":"1986-03-01"},{"year":1984,"make":"MACK","model":"MH","vehicle_id":"1984_mack_mh","match":"exact","built_from":"1982-04-01","built_to":"1986-03-01"},{"year":1985,"make":"MACK","model":"MH","vehicle_id":"1985_mack_mh","match":"exact","built_from":"1982-04-01","built_to":"1986-03-01"},{"year":1986,"make":"MACK","model":"MH","vehicle_id":"1986_mack_mh","match":"exact","built_from":"1982-04-01","built_to":"1986-03-01"}],"may_apply":true,"as_of":"2026-10-19","lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null},"attribution":[],"url":"https://open.wenmarpro.com/recalls/nhtsa/86V008000"}