yep that tool from Autozone worked fine for me... just be patient... seems like you have to compress it forever till it becomes loose, but it does.
Good Luck
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1995 Camaro 3.4 M5
Custom Cold/Ram Air
Flowmaster 80
MAC progressive springs
17x9 ZR-1 Replicas on the way...
and some cool electrical stuff, my 'camaro' lights up... check it out at:
http://scammper.fbody.com