Pontiac 2004 Bonneville Owner's Manual page 360

4. Put the jack head into a notch in the frame which is
located near each wheel well. The front notch is
11 inches (28 cm) back from the front wheel
well. The rear notch is 3.5 inches (9 cm) forward
from the rear wheel well.
5-84
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.