Pontiac None Aztek Owner's Manual page 13

Move the seatback to the desired position.
It is easier to raise or lower the seatback if you lean
forward and take the weight off the seatback.
To fold the seatback forward lift up on the recliner lever
and fold the seatback forward. The seatback will lock
into place.
Lift up on the lever again to raise the seatback. The
seatback will lock into place when you push it back to
the upright position.
After raising a seatback to an upright position, push and
pull on the seatback to check that it is locked upright.
To recline the seatbacks
lift up on the recliner lever
located on the outboard
side of the seatback.
Removing the Split Bench Seat
Each section of the split bench seat can be flipped
forward or removed individually.
1. Unlatch the shoulder belt from the lap belt.
2. Make sure the seatback is in the upright position.
3. Lift the seatback recliner lever to fold the seatback
forward.
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