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August 7, 2025 Service bulletin

This article supersedes TSB 23-2160 to update the parts list

Ford technical service bulletin TSB 25-2357 for 2020 Ford F-250 SD, 2020 Ford F-350 SD and 2020 Ford F-450 SD and others.

Bulletin number
TSB 25-2357
Component
Power train
Summary
This article supersedes TSB 23-2160 to update the parts list. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: An illuminated powertrain malfunction (wrench) indicator with DTC P07F7 Loss of 10th gear. The vehicle may also exhibit harsh engagements and poor shift quality. This may be due to the sleeve in the CDF clutch cylinder shifting axially causing hydraulic circuit leaks.

Owners of these vehicles have filed 133 complaints in the transmission category.

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