GMC Yukon Owner's Manual page 251

1. I-Bolt
2. J-Bolt
3. Carrier
4. Spare Tire
Spare Tire
--
Suburban
5. Adapter
6. Nut
7. Cover
8. Use Lower Adapter Hole
for %Lug Rim Only
Be sure the J-bolt is hooked properly for your model or
tire size as shown.
D
Spare Tire
--
Four-Door Utility Model
A. Hoist Assembly
B. Hoist Shaft
C . Ratchet
D. Jack Handle
E. Retainer
E Valve Stem, Pointed Down
G. Spare Tire
5-35