Land Rover Defender 2020–2021 — technical service bulletin
Bulletin SFCC_FEB2021_27 · NHTSA communication 10190006 · issued Mar 11, 2021
Technical service bulletin
communication type
Electrical System
component
2020–2021
model years
2
vehicle entries
Official summary
OS 2.0.8 VDC 9.1 Automatic 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.