Land Rover Range Rover 2018–2021 — technical service bulletin
Bulletin SSM75421ATT · NHTSA communication 10195342 · issued May 27, 2021
Technical service bulletin
communication type
Electrical System
component
2018–2021
model years
8
vehicle entries
Official summary
Electric Vehicle (EV) mode & High Voltage Charging not available
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.