Chevrolet 2006 Avalanche Owner's Manual page 443

7. Install the spare tire.
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.
6. Remove any rust or dirt
from the wheel bolts,
mounting surfaces, and
spare wheel.
8. Put the wheel nuts back on with the rounded end of
the nuts toward the wheel after mounting the spare.
9. Tighten each wheel nut by hand. Then use
the wheel wrench to tighten the wheel nuts until the
wheel is held against the hub.
Front Position
5-93