Front Seats; Power Seat Adjustment - GMC 2012 Sierra Denali Owner's Manual

Rear Seats
The rear seat has adjustable
headrests in the outboard seating
positions.
The height of the headrest can be
adjusted. Pull the headrest up to
raise it. To lower the headrest, push
down on the headrest.
Rear outboard headrests are not
designed to be removed.

Front Seats

Power Seat Adjustment

WARNING
You can lose control of the
vehicle if you try to adjust a driver
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 seat
only when the vehicle is not
moving.
Seats and Restraints
To adjust the seat:
Move the seat forward or
rearward by sliding the control
forward or rearward.
Raise or lower the front or rear
part of the seat cushion by
moving the front or rear of the
control up or down.
Raise or lower the entire seat by
moving the entire control up
or down.
To adjust the seatback, see
Reclining Seatbacks on page 3 4.
3-3