Land Rover Range Rover 2010–2014 — technical service bulletin
Bulletin LTB00482NAS4 · NHTSA communication 10242162 · issued Jun 3, 2014
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2014
model years
9
vehicle entries
Official summary
Supercharger 'Clattering' / 'Knock' / 'Rattle' Noise - 5.0L V8 SC Engine
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.