Annoying rattling sound inside driver door

Originally Posted by BobW

I just replaced my drivers side regulator to cure the rattle. Not a super hard job. Just spent some time getting the window aligned after reassembly. After some of these comments I will take another look at the one I took out. I assumed the problem was some play in the track from all the up/downing every time you open the door. The part itself wasn’t that expensive. $133 shipped to me. There are aftermarket ones too. Not much price difference though.