[Terry C]

Originally Posted by zippy1

I don't figure how it could have air in it. When you filled the case with fluid, the fluid is replacing whatever air there would have been, yes?
I've always left every rear end cover sit over night before filling with fluid,

I've left them sit for a couple of days before even. I put the fluid in and wait for a couple of hrs before I start it, thinking gravity will take a little while to push the fluid thru the filter. I don't know why the loosening of the filter helped though.