{"nhtsa_id":10055360,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-05-13","date":"2014-03-21","document_id":"TI-4-14","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER","mfr_system":null,"summary":"PORSCHE: INFORMATION PERTAINING TO A VOLUNTARY WORKSHOP CAMPAIGN TO REPLACE THE RETURN LINE ON THE CLUTCH MASTER CYLINDER. MODELS INCLUDE: 911 CARRERA (991)/ 911 CARRERA S (991)/ 911 CARRERA 4 (991)/ 911 CARRERA 4S (991). MODEL YEAR: 2013. *JS","document":null,"url":"https://open.wenmarpro.com/bulletins/10055360","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"brake-master-cylinder","name":"Brake master cylinder","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911 CARRERA","year_from":2013,"year_to":2013,"match":"base","vehicle_ids":["2013_porsche_911"]},{"make":"PORSCHE","model":"911 CARRERA 4","year_from":2013,"year_to":2013,"match":"base","vehicle_ids":["2013_porsche_911"]}],"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":[]}