{"vehicle":{"id":"2003_chevrolet_trailblazer","year":2003,"make":"Chevrolet","model":"Trailblazer"},"code":"P1518","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":3,"bulletins":[{"nhtsa_id":10009520,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-10-04","date":null,"document_id":"3089","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"SERVICE ENGINE SOON LIGHT AND REDUCED ENGINE POWER WITH A DIAGNOSTIC TROUBLE CODE P1516. DIAGNOSTIC TROUBLE CODES P0120, P0220, P1514, P1515, P1518 AND P2135 MAY ALSO BE PRESENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10009520"},{"nhtsa_id":10009378,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-09-27","date":null,"document_id":"3041","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"SERVICE ENGINE SOON LIGHT AND / OR REDUCED ENGINE POWER MODE DUE TO DIAGNOSTIC TROUBLE CODES P0120, P0220, P1516 AND/OR P1518. THIS CONDITION IS NORMALLY VERY INTERMITTENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10009378"},{"nhtsa_id":10004256,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-24","date":"2003-11-18","document_id":"00827C","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"SERVICE ENGINE SOON (SES) LIGHT ON WITH TAC MODULE CODES P1516 AND POSSIBLE CODES P1514, P1515, P1518. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004256"}],"url":"https://open.wenmarpro.com/makes/chevrolet/trailblazer/2003/bulletins?code=P1518"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/chevrolet/trailblazer/2003/codes/P1518","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}