Subaru Crosstrek 2012–2013 — technical service bulletin
Bulletin 02-145-13R · NHTSA communication 10090268 · issued Mar 20, 2014
Technical service bulletin
communication type
Engine
component
2012–2013
model years
3
vehicle entries
Official summary
Surface treatment change to oil control piston rings - the change was made as a result of some limited findings of unanticipated wear of these rings.
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.