Buick 2006 Rainier - Manual (Page 394)

8. Place the spare tire on the wheel-mounting surface.
{ CAUTION:
Never use oil or grease on studs or nuts. If
you do, the nuts might come loose. Your wheel
could fall off, causing a serious accident.
9. Put the nuts on by hand. Make sure the rounded
end is toward the wheel.
10. Tighten each nut by hand until the wheel is held
against the hub. If a nut cannot be turned by
hand, use the wheel wrench and see your dealer
as soon as possible.
11. Lower the vehicle by turning the jack handle
counterclockwise. Lower the jack completely.
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