Chevrolet 2000 Lumina Owner's Manual page 215

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.
8. Put the spare tire on
and then reinstall
the wheel nuts with
the rounded end of
the nuts toward the
wheel. Tighten each
nut by hand until
the wheel is held
against the hub.
9. Lower the vehicle by turning the jack handle
counterclockwise. Lower the jack completely.
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