Land Rover LR4 2012–2014 — technical service bulletin
Bulletin NAS22.02.002 · NHTSA communication 10209987 · issued Mar 4, 2022
Technical service bulletin
communication type
Engine
component
2012–2014
model years
6
vehicle entries
Official summary
Engine timing chain/tensioner partial extended warranty -usa
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.