Land Rover Defender 2023 — technical service bulletin
Bulletin SSM75912 · NHTSA communication 10231454 · issued Jan 13, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2023
model years
2
vehicle entries
Official summary
Long crank/ hard start/ no start during pdi
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.