{"nhtsa_id":10090268,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-03","date":"2014-03-20","document_id":"02-145-13R","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS - THE CHANGE WAS MADE AS A RESULT OF SOME LIMITED FINDINGS OF UNANTICIPATED WEAR OF THESE RINGS.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090268","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"SUBARU","model":"CROSSTREK","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"SUBARU","model":"IMPREZA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_subaru_impreza","2013_subaru_impreza"]}],"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":[]}