GMC 2006 Savana - Manual (Page 328)

To release the spare tire from the secondary latch, do
the following:
{ CAUTION:
Someone standing too close during the
procedure could be injured by the jack. If the
spare tire does not slide off the jack
completely, make sure no one is behind you or
on either side of you as you pull the jack out
from the spare.
1. Check under the
vehicle to see if the
cable end is visible.
If the cable is not visible,
start this procedure at
Step 6.
2. Turn the wrench counterclockwise until
approximately 6 inches (15 cm) of cable is exposed.
3. Connect the jack handle (C) and jack handle
extension (B) together and press the retention
clip (arrow) so it engages.
4. Attach the jack handle/jack handle extension to the
jack. With the UP mark facing you, slide the ratchet
onto the end of the jack handle extension. The
set-up should look like the picture above.
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