GMC 2009 Sierra - Manual (Page 323)

Hood Release
To open the hood do the following:
1. Pull the handle with
this symbol on it.
It is located inside
the vehicle to the left
of the brake pedal.
2. Then go to the front of the vehicle and locate the
secondary hood release. This is located under
the hood, near the center of the grille.
3. Push the secondary hood release to the right.
4. Lift the hood.
Before closing the hood, be sure all the filler caps
are on properly. Then bring the hood from full
open to within 6 inches (152 mm) from the closed
position, pause, then push the front center of
the hood with a swift, firm motion to fully close
the hood.
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