Pontiac 1997 Grand Prix Owner's Manual page 259

Removing the Spare Tire and Tools
I
The equipment you'll
need is in the trunk. Turn
the center nut on the
compact spare cover
counterclockwise to
remove it. Lift and
remove the cover.
Pull the carpeted mat up from the floor of the trunk.
Then lift and remove the cover.
Remove the
spare
tire.
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