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Ram TSB #9100186
2023 Ram 1500
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- Brake Vacuum Pump For DTC Code P258B. Due to brake vacuum pumps being returned with trouble not found, please follow the proper diagnostics outline in the service library this also includes checking all electrical and vacuum hose connections prior to replacement of the vacuum pump. This will avoid unnecessary repair and potential charge back on the vacuum pump.
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