Oldsmobile 1995 88 Owner's Manual page 222

17. Tighten the wheel
nuts firmly in a
crisscross sequence.
Don't try to put the wheel cover on the compact spare tire.
It won't fit. Store the wheel cover in the .trunk u n t i l you
have replaced the compact spare tire with a regular tire.
NOTICE:
Wheel covers won't fit on your compact spare.
If you try to put a wheel cover
OR
your compact
spare, you could damage the cover or the spare.
18. Store the flat tire as far forward in the trunk as
possible. Store the jack and wheel wrench in their
compartment in the trunk.
The compact spare is for temporary use only. Replace
the compact spare tire with a full-size tire as soon as
you can.