{"nhtsa_id":10150910,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2018-10-12","document_id":"02-179-18","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"This Service Information Bulletin announces a change to the procedure and sequence used for torqueing the cylinder head bolts on the EJ25 turbocharged engine used in the 2015-2018MY STI.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150910-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150910-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10150910","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"SUBARU","model":"WRX STI","year_from":2015,"year_to":2018,"match":"base","vehicle_ids":["2015_subaru_wrx","2016_subaru_wrx","2017_subaru_wrx","2018_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":[]}