Land Rover Range Rover 2016 — technical service bulletin
Bulletin LTB00820NAS1 · NHTSA communication 10105590 · issued Aug 24, 2015
Technical service bulletin
communication type
Equipment
component
2016
model years
3
vehicle entries
Official summary
"situation: the head up display (hud) may take a longer-than-expected period of time to display in higher ambient temperatures. Cause: this may be caused by the threshold temperature for the red laser diode to turn on being too low."
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.