Chevrolet 2012 Tahoe Owner's Manual page 14

1-8 In Brief
See Power Seat Adjustment on
page 3 4 for more information.
Lumbar Adjustment
Manual Lumbar
If equipped, increase or decrease
manual lumbar support by turning
the knob forward or rearward.
See Lumbar Adjustment on
page 3 4 for more information.
Power Lumbar
To adjust the power lumbar support,
if equipped:
On vehicles with two-way
lumbar, press and hold the top
or bottom of the control to
increase or decrease lumbar
support.
On vehicles with four-way
lumbar, press and hold the
front or rear of the control to
increase or decrease lumbar
support. To raise or lower the
height of the support, press
and hold the top or bottom of
the control.
See Lumbar Adjustment on
page 3 4 for more information.