Hummer 2005 H2 Owner's Manual page 385

You will first need to remove the tool kit/first aid kit
to allow you enough room to remove the tire
changing equipment.
Once removed, you will see the following tire
changing equipment:
A. Tool Bag
B. Jack
C. Jack Wing Nut
To remove the equipment, do the following:
1. Unscrew the wingnut holding the wheel blocks and
remove them.
2. Unscrew the wingnut holding the jack and
remove it.
D. Wheel Blocks
Wing Nut
E. Wheel Blocks
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