I HAVE A PROBLEM RADIO ON MY 2010 328I SEDAN TRACED TO THE TWO FRONT SPEAKERS PER SERVICE TECH @ DEALER A CRACKLING SOUND IT MAKES WHEN THE BASS IS PASS 3 THRU 10 MODES AND DEPENDS ON THE MUSIC PLAYED LIKE J. JACKSONS "ALL FOR YOU" THE SPEAKERS WILL CRACK?. IF U GIVE IT MORE BASS IT SOUNDS LIKE A LOW CRACKING NOISE? I HAD THE TECHS LOOK AT IT FOR ONE WEEK THEY CLAIM TO REPLACE THE FRONT SPEAKERS, AMP & RADIO RECVR AND STILL THE NOISE IS HEARD LESS FREQUENTLY NOW? AND STILL IS ONLY ACTIVATED WITH HIGHER BASS AND BETWEEN THE MODES # 3-10. WHAT IS CAUSING THIS IF THEY HAVE ALREADY REPLACED THE RADIO AND THE REST OF THE AUDIO SYSTEM?
BMW'S RADIOS ARE SUPPOSED TO BE FLAWLESS?