{"nhtsa_id":11033943,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-06-18","date":"2026-06-11","document_id":"08-237-26","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"Flash: Brake System Control Module (BSCM) Update Customers may comment on the following: ● Anti-Lock Brake System (ABS), Electronic Stability Control (ESC), 'Decel ACC' lights on in Instrument Panel Cluster (IPC). Technicians may find the following: ● Diagnostic Trouble Code (DTC) \"C121A-00 - Steering Angle Sensor Not Initialized\" is stored with no Malfunction Indicator Lamp (MIL) illuminated This bulletin involves reprogramming the BSCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033943-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033943-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033943","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":["C121A"],"topics":[],"vehicles":[{"make":"RAM","model":"1500","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_ram_1500"]}],"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":[]}