Mazda TSB #09-038-20-3754
2020 Mazda CX-30
Affected Component: EQUIPMENT
- Summary
- Some vehicles equipped with a Bose�® audio system may produce a loud static noise from some or all of the speakers when the engine is running or not. The noise may be caused by faulty audio amplifier control software. To eliminate this concern, the audio amplifier control software has been modified.