Ford Expedition 2023 — technical service bulletin
Bulletin 23B62 S1 · NHTSA communication 10249491 · issued Jan 24, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2023
model years
3
vehicle entries
Official summary
Certain 2023 Model Year F-150, Expedition, and Navigator with 3.5L Engine - Engine Long Block Replacement Owner letters submitted 01/02/24
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.