lumbar support GMC SIERRA DENALI 2003 Owners Manual

Power Lumbar
, If your vehicle has this
’ feature, the four-way
control is located on the
To increase or decrease support, press and hold the
front or 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 or
decrease support, press and hold the top or bottom
of the control. Let go of the control when the lower
seatback reaches the desired level of support.
Heated Seats
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If your vehicle has this
feature, the button used to
control the driver’s heated seat
is located on
the driver’s door panel.
The button used to control
the passenger’s heated
seat is located on the
passenger’s door panel.
To heat the entire seat, press the horizontal button.
Press the button to cycle through the temperature
settings of high, medium, and low. The indicator light
will glow to indicate the level of heat selected.
To heat only the seatback, press the vertical button with
the heated seatback symbol. An indicator light
on the
button will glow to designate that only the seatback
is being heated.
The engine must be running for them to operate.
The heated front seats will be canceled after the ignition
is turned
off. If you still want to use the heated front
seat feature after
you restart your vehicle, you will need
to press the heated seat button again.
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