Ford Explorer 2025 — technical service bulletin
Bulletin SSM 53509 · NHTSA communication 11016065 · issued Mar 18, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
1
vehicle entries
Official summary
Some 2025 Explorer vehicles built on or before 27-Nov-2024 may exhibit driver power door lock and auto start stop system inoperative with diagnostic trouble code (DTC) P166B in the gear shift module (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.