{"nhtsa_id":10005423,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-02-25","date":"2004-01-01","document_id":"01583","mfr_campaign":null,"replaces":"01583A","component":"ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD","mfr_system":null,"summary":"ENGINE WIRING HARNESS CAUSING MULTIPLE DRIVEABILITY CONCERNS DIAGNOSTIC TROUBLE CODES (DTCS). *TT *MJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10005423","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"REGAL","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_buick_regal"]},{"make":"CHEVROLET","model":"IMPALA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_impala"]},{"make":"CHEVROLET","model":"MONTE CARLO","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_monte-carlo"]},{"make":"PONTIAC","model":"GRAND PRIX","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_pontiac_grand-prix"]}],"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":[]}