Land Rover Range Rover 2016–2017 — technical service bulletin
Bulletin Q642NAS2 · NHTSA communication 10106405 · issued Mar 9, 2017
Technical service bulletin
communication type
Electrical System
component
2016–2017
model years
4
vehicle entries
Official summary
Tcu security key was not subject to an end of line test and verfivation
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.