{"nhtsa_id":604735,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-05-11","date":"1999-04-15","document_id":"ITB99015","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL","mfr_system":null,"summary":"SERVICE MANUAL PROCEDURE CHANGE FOR REAR OXYGEN SENSOR DIAGNOSTIC TROUBLE CODE(DTC(S) AND THREE-WAY CATALYST DTC. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/604735","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INFINITI","model":"I30","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_infiniti_i30","1999_infiniti_i30"]},{"make":"INFINITI","model":"QX4","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_infiniti_qx4","1999_infiniti_qx4"]}],"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":[]}