GMC 2010 Sierra - Manual (Page 475)

Hood Release
To open the hood:
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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