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August 1, 2026 Service bulletin

Flash: Brake System Control Module (BSCM) Updates Customers may experience one or more of the following:...

Ram technical service bulletin 08-305-26 for 2025 Ram 1500.

Bulletin number
08-305-26
Component
Electrical system
Summary
Flash: Brake System Control Module (BSCM) Updates Customers may experience one or more of the following: SYMPTOM: ● Warning message "Selec-Speed Unavailable" appears in the Instrument Panel Cluster (IPC) when trying to enable the Selec-Speed Control (SSC) function. NOTE: There will be no Diagnostic Trouble Codes (DTCs) and no driveability concerns with this symptom. ● Anti-Lock Brake System (ABS), Electronic Stability Control (ESC) and 'Decel ACC' lights on in the IPC. Technicians may also find the following: ● DTC C121A-00 - Steering Angle Sensor Not Initialized - Is stored with no Malfunction Indicator Lamp (MIL). This bulletin involves reprogramming the BSCM with the latest available software.

Owners of these vehicles have filed 199 complaints in the electrical category.

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