{"nhtsa_id":10201791,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-10-04","date":"2021-09-08","document_id":"09-79-21","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This bulletin announces availability of ECM reprogramming files to address isolated concerns of inaccurate values being displayed when accessing Lifetime Tracking Data using the Subaru Select Monitor and / or a Generic Scan Tool (GST).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201791-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201791-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201791","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"engine-control-module","name":"Engine control module","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"SUBARU","model":"WRX","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_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":[]}