Subaru Legacy 2015–2017 — technical service bulletin
Bulletin 11-181-18 · NHTSA communication 10142829 · issued Jun 26, 2018
Technical service bulletin
communication type
Equipment
component
2015–2017
model years
6
vehicle entries
Official summary
This bulletin announces availability of reprogramming files to optimize the ECM. These new files will address an idle drop condition which may occur when the A/C system switches off at low engine RPM during warm-up after a cold start.
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.