Harman Kardon Audio Amplifier Operational Concerns – 2019 Subaru
NHTSA ID Number: 10163001 Manufacturer Communication Number: 15-235-18R 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 …