BUICK LA CROSSE CLIMATE CONTROL

I Have A Strange Noise That Is A Sloshing Of Water Or Liquids That Is Very Noticeable When Accelerating, Decelerating Or Sharp Turns....

Heater Blows Cold Air. Both Hoses Are Hot, So There Is Coolant Flow.

The Fan Is On, And It Blows Air, But I Can't Adjust The Temperature, Fan Speed, A/c On Or Off Or Location I.E. Feet, Face, Defrost...

Will The Vent Window Out Of A 2011 Fit In A 2010?