GMC Sierra Denali Classic 2007, Owner'S Manual, Page: 9 / 502

Power Lumbar
Your vehicle’s seats may be equipped with power
lumbar.
You can increase or
decrease lumbar
support in an area of
the lower seatback with
this control, located
on the outboard sides of
the front seat(s).
To increase support, press and hold the front of
the control. To decrease support, press and
hold the rear of the control. Let go of the control
when the lower seatback reaches the desired level
of support.
You can also reshape the side wing area of the
lower seatback for more lateral support.
To increase support, press and hold the top of the
control. To decrease support, press and hold
the bottom of the control. Let go of the control
when the lower seatback reaches the desired level
of support.
Your vehicle may have a memory function which
allows seat settings to be saved and recalled.
See
Memory Seat and Mirrors on page 10 for more
information.
Heated Seats
If your vehicle has this
feature, the buttons are
located on the front
doors. The engine must
be running for the
heated seats to work.
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