Ford Expedition 2025 — technical service bulletin
Bulletin SSM 53578 · NHTSA communication 11016918 · issued Apr 5, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
2
vehicle entries
Official summary
Some 2025 Expedition/Navigator vehicles may exhibit diagnostic trouble code (DTC) P0929:71 in the gear shift module (GSM) when a diagnostic self-test is performed. This may be due to the software within the GSM.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.