Chevrolet SUBURBAN 1993 Owner's Manual page 249

K2122
First open the tire cover, if you have one. Turn the
wing nut
counterclockwise
and take it, and the adapter,
off
the bolt. Take the tire out of the vehicle and
remove the tire cover.
Jack
and
Tools
.
.-
PO287
If your wagon
model has
a jack cover, lift the tab up to release the cover,
then take
it
off.