Land Rover Discovery 2017–2020 — technical service bulletin
Bulletin N881 Discovery 17JUL26 · NHTSA communication 11035876 · issued Jul 17, 2026
Technical service bulletin
communication type
Power Train
component
2017–2020
model years
4
vehicle entries
Official summary
Powertrain Control Module (PCM) Software Update
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.