Land Rover Range Rover 2019–2020 — technical service bulletin
Bulletin N456NAS2 · NHTSA communication 10177143 · issued Jun 26, 2020
Technical service bulletin
communication type
Power Train
component
2019–2020
model years
3
vehicle entries
Official summary
A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range which require a 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.