GMC 1997 Safari Owner's Manual page 252

3. Put the flat end of the extension on an angle through
the hole in the rear door frame, above the bumper.
Turn the ratchet clockwise until the tire is against the
underside of the vehicle.
You will feel two "clicks" when the tire is up all the
way. Try to move the tire with your hands to make
sure it is securely in place.
The compact spare is for temporary use only. Replace
the compact spare tire with a full-size tire as soon as you
can. See "Compact Spare Tire'' in the Index. See the
storage instructions label to restore your compact
spare properly.
Return the jacking equipment to its proper location.
-3
1. Jacking Tool Storage Bag
2. Jack
3. Bracket
4. Jacking Instruction Tag
5. Bolt/Screw
6. Wheel Blocks
7. Washer
8. Nut