{"nhtsa_id":609900,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-04-11","date":"1998-09-11","document_id":"4605","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, HYDRAULIC:POWER ASSIST","mfr_system":null,"summary":"SQUEAKING OR CLICKING NOISES CAN OCCURE WHEN THE BRAKE OR CLUTCH PEDALS ARE OPERATED. YD","document":null,"url":"https://open.wenmarpro.com/bulletins/609900","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"911 CARRERA","year_from":1999,"year_to":1999,"match":"base","vehicle_ids":["1999_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":[]}