Land Rover LR4 2012–2013 — technical service bulletin
Bulletin SSM-63677 · NHTSA communication 10051839 · issued Mar 26, 2013
Technical service bulletin
communication type
Fuel System, Gasoline
component
2012–2013
model years
3
vehicle entries
Official summary
Land rover: the fuel injector flow rate is being restricted by poor fuel quality or fuel contaminants causing hard starting, poor running, rough idle, misfires and engine detonation. Models lr4/l319, range rover/l322, range rover/l405, range rover sport/l320. No model years listed. *pe
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.