Pontiac 2002 Montana Owner's Manual page 349

The tools you'll be using include the jack (A),
extension (B) and folding wrench (C).
The compact spare tire is located under the vehicle,
ahead of the rear bumper. See "Compact Spare Tire"
later in this section for more information about the
compact spare. To remove the compact spare tire,
do the following:
A. Hoist Shaft
B. Hoist Assembly
C. Retainer
1. Attach the folding wrench to the extension and insert
the chisel end on an angle through the hole in the
rear bumper and into the hoist shaft.
2. Turn the folding wrench counterclockwise to lower
the compact spare tire to the ground. Continue to
turn the wrench so the compact spare tire can be
pulled out from under the vehicle.
D. Compact Spare Tire
E. Extension
(Chisel End)
F. Folding Wrench
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