Subaru Crosstrek 2017–2019 — technical service bulletin
Bulletin 15-240-19 · NHTSA communication 10160213 · issued Apr 18, 2019
Technical service bulletin
communication type
Electrical System
component
2017–2019
model years
9
vehicle entries
Official summary
This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing the following customer concerns: ? Loss of audio output after turning the head unit off and back on again in a short amount of time ? Audio volume is temporarily louder than expected after ending a Bluetooth call while using navigation guidance ? No response from the volume control knob.
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.