{"nhtsa_id":10233425,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-04-03","date":"2014-03-10","document_id":"037314","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This bulletin informs of a design change to the reverse idler gear and its internal spring along with a revised assembly procedure. The only purpose for the change was to enhance production efficiency.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10233425-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10233425-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233425","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"SUBARU","model":"WRX STI","year_from":2014,"year_to":2014,"match":null,"vehicle_ids":[]},{"make":"SUBARU","model":"WRX STI","year_from":2015,"year_to":2023,"match":"base","vehicle_ids":["2015_subaru_wrx","2016_subaru_wrx","2017_subaru_wrx","2018_subaru_wrx","2019_subaru_wrx","2020_subaru_wrx","2021_subaru_wrx","2022_subaru_wrx","2023_subaru_wrx"]}],"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":[]}