{"vehicle":{"id":"2023_cadillac_escalade-esv","year":2023,"make":"Cadillac","model":"Escalade ESV"},"code":"U1121","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":4,"bulletins":[{"nhtsa_id":10236169,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-15","date":"2023-04-26","document_id":"PIT5949C","mfr_campaign":null,"component":"POWER TRAIN; EQUIPMENT; ELECTRICAL SYSTEM; AIR BAGS","summary":"This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Dealers are to replace the overhead roof console with a new console that has revised software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236169-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236169-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236169"},{"nhtsa_id":10236134,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-15","date":"2023-04-04","document_id":"PIT5949B","mfr_campaign":null,"component":"POWER TRAIN; AIR BAGS; ELECTRICAL SYSTEM","summary":"This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236134-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236134-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236134"},{"nhtsa_id":10231665,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-02-13","date":"2023-01-25","document_id":"PIT5949A","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; STRUCTURE:BODY:HATCHBACK/LIFTGATE; VISIBILITY:SUN/MOON ROOF ASSEMBLY","summary":"This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10231665-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10231665-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10231665"},{"nhtsa_id":10224301,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-10-17","date":"2022-09-27","document_id":"PIT5949","mfr_campaign":null,"component":"POWER TRAIN; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; AIR BAGS","summary":"This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224301-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224301-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10224301"}],"url":"https://open.wenmarpro.com/makes/cadillac/escalade-esv/2023/bulletins?code=U1121"},"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/escalade-esv/2023/codes/U1121","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."]}