Buick 2000 LeSabre Owner's Manual page 268

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Then go to the front of the vehicle and pull up on the
secondary hood release. The hood latch is located under
the hood, near the center, and at the front edge of the
grille. Lift up on the latch as you lift up on the hood.
Before closing the hood, be sure all the filler caps are
on properly. Then just pull the hood down and close
it firmly.
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