{"nhtsa_id":10185902,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-01-28","date":"2021-01-25","document_id":"21TS-02","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"Technical Service Letter for GHG17 DD16 Vehicles Equipped with Global Aftertreatment (GATS). some GHG17 DD16 powered vehicles will be equipped with the Global Aftertreatment System (GATS), instead of a 1-Box aftertreatment.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10185902-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10185902-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10185902","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"CASCADIA","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_freightliner_cascadia"]},{"make":"WESTERN STAR","model":"5700","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_western-star_5700","2022_western-star_5700"]}],"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":[]}