Buick 2006 Rainier - Manual (Page 388)

Removing the Spare Tire and Tools
The jacking equipment you will need is stored under
the rear seat on the passenger’s side of the vehicle. See
Rear Seat Operation on page 1-6 for more information.
To release the jack from its holder, turn the knob on the
jack counterclockwise to lower the jack head.
The tools you will be using include the wheel wrench (A),
wheel blocks (B), extension(s), (socket end) (C),
handle (jack end) (D), and jack (E).
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