Although others recommend it, I'm not sure play will be felt with bearing starting to be noisey. Trust you ears.
Here's a recent post of interest, but a search of wheel bearing will turn up many more I'm sure.
http://www.contour.org/forums/ultimatebb.php?ubb=get_topic;f=3;t=007335
If, after diagnosis, you wish to consider DIY bearing replacement read this:
http://www.contour.org/forums/ultimatebb.php?ubb=get_topic;f=3;t=007160
98 Mystique LS v6 atx 110,000km
97 Contour LX v6 atx 125,000km
stock CD on LS, cass on LX
spoiler, tinted windows on LS only
4 wheel discs on LX only
All other available options on both
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