{"vehicle":{"id":"2004_cadillac_srx","year":2004,"make":"Cadillac","model":"SRX"},"code":"P0138","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10011045,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-12-27","date":"2004-09-01","document_id":"040604062","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"CHECK ENGINE LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES P0138, P0158 SET. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10011045"},{"nhtsa_id":10004150,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-20","date":"2003-11-18","document_id":"01366","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"SERVICE ENGINE SOON LIGHT ON WITH O2 SENSOR DIAGNOSTIC TROUBLE CODES (DTCS) P0138, P0151. *TT TO INCLUDE P0030, P0036, P0050, P0056. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004150"}],"url":"https://open.wenmarpro.com/makes/cadillac/srx/2004/bulletins?code=P0138"},"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/cadillac/srx/2004/codes/P0138","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."]}