my traction control/service stability control light keeps coming on on 2005 Buick Terraza

Lately I have been driving down the road and my service stability control light has came on and at the same time it seems like the brake atomaticlly comes on and the van pulls to the left. Any ideas?

by in Milan, IL on September 17, 2012
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1 answer 2 comments
ANSWER by , September 17, 2012
have abs codes scanned and post so we can adv
COMMENT by , September 18, 2012
where do I get abs codes?
COMMENT by , September 18, 2012
with a special scanner