Hummer 2003 H2 Owner's Manual page 19

3. To unlatch the rear of
the seat from the floor,
pull up on the release
lever labeled 2, located
at the rear of the seat,
and lift the rear of the
seat up off of the floor.
4. Squeeze the release handle while pulling the seat out.
5. While holding the rear of the seat up, roll the seat out
of the vehicle.
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