Chevrolet 1994 Astro Passenger Owner's Manual page 209

your jack. Place the
blocks at the front and
rear of the tire farthest
Put your spare tire near the flat tire.
Remove the wheel trim.
If you have an
aluminum hub cap,
remove it by using the
flat end of the
extension.
Pry along the edge of
the cap until it comes
off. Be careful; the
rim edges may be
sharp. Don't try to
remove it with your
bare hands.
If the wheel has a
plastic center cap, you
do not have to remove
the center cap to
loosen the wheel nuts.
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