#29009, "RE: how to test sway bar?" In response to In response to 4
GS, GST, GSX, TSi have front and rear RS, ESi have only front
I am not sure of any other tests though. I have never really heard of a swaybar itself going bad unless it is broken. If it doesnt move I would say to start looking at alternatives. I could be wrong because I am not a suspension expert by any means.