Chevrolet 2005 Equinox Owner's Manual page 298

With the jack head positioned correctly on the metal
jacking flange, the setup should look like this
from underneath.
5-66
Do not lift the vehicle using the plastic lower
body panel.
7. Put the compact spare tire near you.
CAUTION:
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Getting under a vehicle when it is jacked up is
dangerous. If the vehicle slips off the jack you
could be badly injured or killed. Never get under
a vehicle when it is supported only by a jack.