{"nhtsa_id":10047182,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-11-09","date":"2012-10-11","document_id":"NTB-12-092","mfr_campaign":null,"replaces":null,"component":"ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE","mfr_system":null,"summary":"NISSAN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ENGINE CONTROL MODULE (ECM) NEEDS INSPECTION, REPROGRAMMED AND/OR POSSIBLE REPLACED EXHAUST MANIFOLD AND FRONT EXHAUST TUBE DUE TO IMPROPER CALIBRATION DETECTING INCORRECT ENGINE VALVE CLOSURE DURING ENGINE KNOCKING. MODEL 2009 ALTIMA. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10047182","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":"NISSAN","model":"ALTIMA","year_from":2009,"year_to":2009,"match":"exact","vehicle_ids":["2009_nissan_altima"]}],"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":[]}