Subaru Forester 2014–2015 — technical service bulletin
Bulletin 11-146-14 · NHTSA communication 10092872 · issued Sep 24, 2014
Technical service bulletin
communication type
Electrical System
component
2014–2015
model years
2
vehicle entries
Official summary
Reprogramming files for dtc p0420
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.