Land Rover Range Rover 2019–2022 — technical service bulletin
Bulletin SSM75687ATT · NHTSA communication 10208763 · issued Feb 18, 2022
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
7
vehicle entries
Official summary
Electric Vehicle (EV) mode & High Voltage Charging not available and P0AA0-66 COUNTER B) - TOO FREQUENT stored within the Battery Energy Control Module (BECM)
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.