Pontiac G5 2010 Owner's Manual page 13

Seat Height Adjuster
To raise or lower the driver seat, move the lever upward
or downward repeatedly until the seat is at the desired
height.
See Seat Height Adjuster on page 2-3.
Reclining Seatbacks
To recline the seatback, do the following:
1. Lift the recline lever.
2. Move the seatback to the desired position, then
release the lever to lock the seatback in place.
3. Push and pull on the seatback to make sure it is
locked.
See Reclining Seatbacks on page 2-4.
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