Module, Urea Pump/Level: HD 6.7L (ETL/ETN/ETM) with Mil On P21C4-00 (Reductant Line Heater Relay Control...
Ram technical service bulletin 9100598 for 2019-2024 Ram 2500, 2019-2024 Ram 3500 and 2019-2024 Ram 5500 and others.
- Bulletin number
- 9100598
- Component
- Unknown or other
- Summary
- Module, Urea Pump/Level: HD 6.7L (ETL/ETN/ETM) with Mil On P21C4-00 (Reductant Line Heater Relay Control Circuit High / U11C1-00 (Reductant Control Module Received Implausible Data From ECM/PCM), do not replace the DEF Pump. Follow TSB's released and appropriate Service Diagnostics.
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