{"source":"nhtsa","country":"us","campaign":"22V401000","date":"2022-06-07","owner_notified":"2022-07-29","manufacturer":"Mack Trucks, Inc.","component":"STEERING","summary":"Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.","consequence":"A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.","remedy":"Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.","mfr_campaign":"SC0437","part_number":"23986581, 21129326, 23851030, 23851036, 23851046, 23851032, 23056973, 24008407, 23851052, 22396595,","units":5644,"completion":{"kind":"annual","report_number":2,"period_from":"2025-3","period_to":"2026-2","submitted":"2026-07-01","involved":5644,"remedied":4867,"unreachable":0,"removed":0,"remedied_percent":86,"as_of":"2026-10-19"},"do_not_drive":false,"park_outside":false,"notification":null,"french":null,"vehicles":[{"year":2021,"make":"MACK","model":"ANTHEM (AN)","vehicle_id":"2021_mack_anthem","match":"base","built_from":null,"built_to":null},{"year":2022,"make":"MACK","model":"ANTHEM (AN)","vehicle_id":"2022_mack_anthem","match":"base","built_from":null,"built_to":null},{"year":2021,"make":"MACK","model":"GRANITE (GR)","vehicle_id":"2021_mack_granite","match":"base","built_from":null,"built_to":null},{"year":2022,"make":"MACK","model":"GRANITE (GR)","vehicle_id":"2022_mack_granite","match":"base","built_from":null,"built_to":null},{"year":2021,"make":"MACK","model":"LR","vehicle_id":"2021_mack_lr","match":"exact","built_from":null,"built_to":null},{"year":2022,"make":"MACK","model":"LR","vehicle_id":"2022_mack_lr","match":"exact","built_from":null,"built_to":null},{"year":2021,"make":"MACK","model":"PINNACLE (PI/PN)","vehicle_id":"2021_mack_pinnacle","match":"base","built_from":null,"built_to":null},{"year":2022,"make":"MACK","model":"PINNACLE (PI/PN)","vehicle_id":"2022_mack_pinnacle","match":"base","built_from":null,"built_to":null},{"year":2021,"make":"MACK","model":"TE","vehicle_id":null,"match":null,"built_from":null,"built_to":null},{"year":2022,"make":"MACK","model":"TERRAPRO (TE)","vehicle_id":"2022_mack_terrapro","match":"base","built_from":null,"built_to":null}],"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/22V401000"}