How to replace the instrument panels speaker of Audi A6 4G, A7 4G and A8 D4 with the replacement part SEI-SPEAKER10V1

Are Audi A6 4G / C7 warning sounds silent? Is Audi A7 C7 door ajar reminder not working? Is Audi A8 D4 blinkers sound not working?

This DIY tutorial shows how to replace the failing warning chimes buzzer of Audi A6 C7, S6 C7, RS6 C7, Audi A7 C7, S7 C7, RS7 C7 and Audi A8 D4 speedometers, using SEI-SPEAKER10V1 replacement part.