{"nhtsa_id":605722,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-07-22","date":"1997-08-13","document_id":"EC97029","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SUBJECT REGARDING SPARK KNOCK. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/605722","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INFINITI","model":"I30","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_infiniti_i30","1997_infiniti_i30"]}],"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":[]}