I would highly doubt it I think that it it controls everything. does the car start? Mine wouldnt even start.
EDIT: you might be able to get a BCM out of a Junkyard, Id make sure the numbers match on everything. I can help you with getting to the BCM to get the numbers.
EDIT2: There are a ton of BCM's for aleros on ebay. you may have to get reprogramming it says
http://cgi.ebay.com/ebaymotors/01-02...spagenameZWD1V
I dont know your year or part number but there's one