GMC 2004 Savana - Manual (Page 323)

If you have a van with the 15–passenger seating
arrangement, the equipment you’ll need is secured on
the rear passenger side floor of the vehicle.
Remove the retaining wing bolt and lift it out of the
mounting bracket.
The tools you’ll be using include the jack (A), jack
handle extension (B), jack handle (C), wheel wrench (D)
and the ratchet (E).
Your spare tire is stored underneath the rear of your
vehicle. You will use the wheel wrench (D) and the
ratchet (E) to lower the spare tire.
The ratchet has a DOWN side and an UP side.
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