Computer problem
1988 Other BMW Models Engine Size unknown Wheel Drive Type unknown Automatic 217,00 miles
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The windows are powered but they are not rolling up. I was wandering what this could be and how much it would cost.

How was it determined that the windows have power? There is a fuse and a curcuit breaker on the 1988 cars. the curcuit breaker is on the under dash by the drivers knee bolster.