Land Rover Range Rover 2010–2012 — technical service bulletin
Bulletin LTB00434NAS3 · NHTSA communication 10100973 · issued Jan 9, 2014
Technical service bulletin
communication type
Electrical System
component
2010–2012
model years
3
vehicle entries
Official summary
"situation: the steering performance may not be as expected intermittently at low vehicle speeds. On symptom driven diagnostics (sdd) interrogation the fault code b12fb-12 is stored in the body control module (bcm). Cause: this may be caused by the body control module (bcm) software strategy."
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.