{"nhtsa_id":10207031,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-02-04","date":"2022-01-17","document_id":"KC-351","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Mack Chassis - Granite Models (GU, GR) - Revised Fan Ring Design; Engine Cooling Fan Ring Cracked At Welds - Model Years 2016 To 2020","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10207031-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10207031-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10207031","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"GRANITE (GR)","year_from":2016,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GRANITE (GR)","year_from":2017,"year_to":2020,"match":"base","vehicle_ids":["2017_mack_granite","2018_mack_granite","2019_mack_granite","2020_mack_granite"]},{"make":"MACK","model":"GRANITE (GU)","year_from":2016,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GRANITE (GU)","year_from":2017,"year_to":2020,"match":"base","vehicle_ids":["2017_mack_granite","2018_mack_granite","2019_mack_granite","2020_mack_granite"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}