Yes all of the vinyl siding is loose and rattling as it would seem on one side of the house where the wind hits it.
Siding making noise in wind.
There is a gap between the siding and the gable ends which makes me think that should not be there.
The wind gets in under the butt seam lifting it out.
Do make sure that it s actually the siding making noise however.
This makes the nailing hem chatter over the nail.
The problem is the nails can t be put in tight to the siding for expansion.
At this point you d have to loosen each panel on the wall by unclasping the bottom edge drive the nails a little further and re fasten the panels.
Loose fitting aluminum soffits can develop annoying rattles when the wind blows in the right direction but the problem is easily solved with a few lengths of screen spline.
But more likely your siding is nailed too tightly moving or buckling when it is heated and expands.
Loose siding can make a flapping noise in windy conditions and may actually blow off the building as we show in our photo above.