Hummer 2010 H3 - Manual (Page 48)

3-4 Seats and Restraints
. Raise or lower the entire seat
cushion by moving the control
up or down.
Lumbar Adjustment
Manual Lumbar
On vehicles with this feature, the
knob is located on the outboard side
of the seat.
Turn the knob clockwise or
counterclockwise to increase or
decrease the lumbar support.
Power Lumbar
On vehicles with this feature, the
control is located on the outboard
side of the seat(s).
To increase or decrease lumbar
support, press and hold the front or
rear of the control.
Reclining Seatbacks
{
WARNING
You can lose control of the
vehicle if you try to adjust a
manual driver's seat while the
vehicle is moving. The sudden
movement could startle and
confuse you, or make you push a
pedal when you do not want to.
Adjust the driver's seat only when
the vehicle is not moving.
{
WARNING
If either 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
seatbacks to be sure they are
locked.