Pontiac 2004 Sunfire Owner's Manual page 298

CAUTION:
{
Rust or dirt on the wheel, or on the parts to
which it is fastened, can make the wheel nuts
become loose after a time. The wheel could
come off and cause an accident. When you
change a wheel, remove any rust or dirt from
5-70
6. Remove any rust or
dirt from the wheel
bolts, mounting
surfaces and spare
wheel.
CAUTION: (Continued)
CAUTION: (Continued)
the places where the wheel attaches to the
vehicle. In an emergency, you can use a cloth
or a paper towel to do this; but be sure to use
a scraper or wire brush later, if you need to,
to get all the rust or dirt off.
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.
7. Place the compact spare tire on the wheel-mounting
surface.