Subaru Crosstrek 2017–2018 — technical service bulletin
Bulletin 15-217-18 · NHTSA communication 10140475 · issued Feb 19, 2018
Technical service bulletin
communication type
Equipment
component
2017–2018
model years
5
vehicle entries
Official summary
This bulletin announces availability of new audio system amplifiers to address the following operating concerns with the Harman Kardon Gen 3 infotainment system: Symptom 1: No audio output is heard but, the volume level displayed changes when turning the knob Symptom 2: Audio volume increases to maximum intermittently without turning the knob Symptom 3: A buzzing, screeching or crackling-type sound is heard coming through the speakers.
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.