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May 30, 2025 Service bulletin

Antilock Brake System (ABS) Lamp On. C0033-29 Right Front Tone Wheel – Invalid Signal Diagnostic Trouble...

Ram technical service bulletin S2523000051 for 2024-2025 Ram Promaster and 2024 Ram Promaster Bev.

Bulletin number
S2523000051
Component
Service brakes
Summary
Antilock Brake System (ABS) Lamp On. C0033-29 Right Front Tone Wheel – Invalid Signal Diagnostic Trouble Code (DTC). Customer Complaint/Technician Observation: Customer complaint of intermittent or steady ABS or Electronic Stability Control (ESC) lamps on. Technician finds C0033-29 DTC stored or active. See the below information if the complaint and C0033-29 is present. Discussion: Inspection of the tone wheel should be performed. Metal dust or flakes could gather around the tone wheel area causing a false signal and resulting in the DTC setting. Repair will include disassembly, inspecting the tone wheel, removing/cleaning the debris from the hub bearing and reassembly.

Owners of these vehicles have filed 1 complaints in the brakes category.

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