Hummer 2007 H2 Owner's Manual page 18

Unfolding the Seatback
CAUTION:
{
If the seatback is not locked, it could
move forward in a sudden stop or crash.
That could cause injury to the person
sitting there. Always push and pull on the
seatback to be sure it is locked.
To return the seatback to the passenger position,
do the following:
2. Push forward on the seatback to make sure it
is locked into position.
18
1. Pull up on the
release lever
labeled 1 and then
pull up on the
seatback until the
seatback locks
into the upright
position.
Tilting the Seat
1. Fold the seatback forward using the
instructions listed previously.
3. Lift the rear of the seat up from the floor and
push it forward until it locks into place. You
will not be able to unlatch the seat from
the floor unless the seatback is folded down.
The seat will now remain locked in the upright
position.
2. Unlatch the seat
from the floor by
pulling up on
the lever labeled 2,
located on the
rear of the seat.