Manual Lumbar; Power Lumbar - GMC 2005 Envoy Owner's Manual

Manual Lumbar

Turn the knob counterclockwise to increase lumbar
support and clockwise to decrease lumbar support.
If your vehicle has this
feature, there is a knob
located on the outboard
side of the driver's seat.

Power Lumbar

Your vehicle may have this feature.
To increase or decrease support, hold the control
forward or rearward. Keep in mind that as your
seating position changes, as it may during long trips,
so should the position of your lumbar support.
Adjust the seat as needed.
The control is located
on the outboard side
of the seat cushion.
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