Land Rover Range Rover 2013–2016 — technical service bulletin
Bulletin LTB00604NAS5 · NHTSA communication 10106202 · issued May 23, 2016
Technical service bulletin
communication type
Suspension
component
2013–2016
model years
7
vehicle entries
Official summary
"situation: a 'knock' sound from one or both front air springs when traveling over speed bumps at low speed may be evident. Upon diagnosis, including removal of the air spring and inverting it for a period of approximately one minute, hydraulic fluid is found to flow from the air suspension pipe 'voss' connector."
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.