Chevrolet 2003 Impala Owner's Manual page 325

Removing the Spare Tire and Tools
The equipment you'll need is in the trunk. The steps for
removing the compact spare tire and installing it on
the vehicle are listed below.
1. Turn the center nut on
the compact spare tire
cover counterclockwise
to remove it. Then
remove the cover.
3. Turn the nut holding the jack counterclockwise and
remove it. Then remove the jack and wrench.
2. Remove the compact spare tire from the trunk. See
Compact Spare Tire on page
5-82
for more
information about the compact spare.
5-72