BMW X5 CONTROL PANEL

My Ac In My Car Is Not Blowing Out Any Air. However, My Panel Is Working. What Do I Need To Check On To Fix?

Ok, So For Several Months, If I Turned On The A/c Or Heat, The Blower Seemed To Work But It Barely Expelled Any Air. If I Pushed The...

When I Turn Off The Engine, There Is A Buzzing Noise Coming Out From The Center Dash Area. Want To Say The A/c Controll Area. Also, When...