{"nhtsa_id":10089641,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-26","date":"2016-11-10","document_id":"5NP-D5E6F-12","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR","mfr_system":null,"summary":"CERTAIN SONATA VEHICLES EQUIPPED WITH THE 1.6L TURBO ENGINE HAVE A MANUAL ALTERNATOR BELT TENSIONER SYSTEM. THE TOP ALTERNATOR MOUNTING BOLT (A IN THE DIAGRAM) MAY BREAK OVER TIME IF IT IS TIGHTENED OVER SPECIFICATION AND COULD RESULT IN ILLUMINATION OF THE BATTERY WARNING LIGHT AND/OR THE ENGINE OVERHEATING IN SOME CASES. THIS BULLETIN DESCRIBES THE PROCEDURE TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089641","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"alternator","name":"Alternator","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_hyundai_sonata","2016_hyundai_sonata","2017_hyundai_sonata"]}],"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":[]}