{"nhtsa_id":604638,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-05-07","date":"1999-01-18","document_id":"99004","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE","mfr_system":null,"summary":"CONDITIONS ON MUFFLER RATTLING ABOVE 3,000 RPM. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/604638","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"exhaust-pipe","name":"Exhaust manifold, pipes and muffler","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"ACURA","model":"SLX","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_acura_slx"]}],"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":[]}