hey all, my rear windows in my 1991 go down but they wnot go up strait. one end of the window gets stuck i have to help it out with my hands does any one else have this problem i have seen other 91's driving around with the same problem. can anyone help me?

You'll have to pull the door panel to see what has let go.

Check out this site.. window fix kit



http://www.impalaclub.com/naisso/superstore40/shopdisplayproducts.asp?Search=Yes

This is common on the 91-93 models.
GM changed the material for the window rollers
the new design works much better. BTW the rollers are located in the track at the bottom of the glass