Land Rover LR4 2010–2013 — technical service bulletin
Bulletin LTB00587NAS2 · NHTSA communication 10204752 · issued Apr 7, 2014
Technical service bulletin
communication type
Electrical System
component
2010–2013
model years
8
vehicle entries
Official summary
Technical Bulletin: Potential Voltage Dip To Headlamps when heated windshield and Heated Rear Window Are Deactivated
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.