{"nhtsa_id":10178244,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-09","date":"2020-07-08","document_id":"P4120a","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:IGNITION:MODULE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"VOLUNTARY SERVICE CAMPAIGN ON 1990-93 300ZX IGNITION POWER TRANSISTOR UNIT Service Campaign ID # P4120 is no longer active. • Repair orders opened after this bulletin’s published date are no longer eligible for reimbursement under Campaign ID # P4120. • Discard all previous versions of P4120.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178244-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178244-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10178244","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"300ZX","year_from":1991,"year_to":1993,"match":"exact","vehicle_ids":["1991_nissan_300zx","1992_nissan_300zx","1993_nissan_300zx"]}],"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":[]}