Land Rover Discovery 2018–2020 — technical service bulletin
Bulletin SFCC Slide21 · NHTSA communication 10163962 · issued Jul 11, 2019
Technical service bulletin
communication type
Electrical System
component
2018–2020
model years
6
vehicle entries
Official summary
The Gearbox Overheating message appeared in the instrument cluster.
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.