Subaru Legacy 2010–2011 — technical service bulletin
Bulletin 16-100-16 · NHTSA communication 10140512 · issued Apr 15, 2016
Technical service bulletin
communication type
Engine
component
2010–2011
model years
4
vehicle entries
Official summary
This bulletin announces availability of reprogramming files to optimize the TCM. The files will address customer concerns of inconsistency in the amount of engine braking experienced when using Manual mode (or paddle shifters if equipped) when descending long downgrades. 2.5L NA models.
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.