Subaru Legacy 2010–2023 — technical service bulletin
Bulletin 1212711R · NHTSA communication 10234845 · issued May 22, 2013
Technical service bulletin
communication type
Visibility
component
2010–2023
model years
14
vehicle entries
Official summary
If you encounter a customer complaint of a white residue build up on the rear door partition glass or interior molding, it may be crystallized salt.
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.