GMC 2015 Canyon Owner's Manual page 51

3-4 Seats and Restraints
To adjust the seat:
1. Pull the handle at the front of
the seat.
2. Slide the seat to the desired
position and release the handle.
3. Try to move the seat back and
forth to be sure the seat is
locked in place.
Power Seat Adjustment
To adjust the seat, if equipped:
Move the seat forward or
rearward by sliding the control
forward or rearward.
Raise or lower the entire seat by
moving the entire control up
or down.
To adjust the seatback, see Manual
Reclining Seatbacks under
Reclining Seatbacks on page 3-5.
Lumbar Adjustment
Power Lumbar
If equipped, press and hold the top
of the control to increase lumbar
support. Press and hold the bottom
of the control to decrease lumbar
support. Release the control when
the seatback reaches the desired
level of lumbar support.