Pontiac 2004 Montana Owner's Manual page 23

Lift up either lever and slide the seat forward or
rearward.
Release the lever. Push and pull on the seat to make
sure it is locked into place.
The other lever is
located on the rear
of the bucket seat.
Folding or Reclining the Seatbacks
CAUTION:
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If the seatback isn't locked, it could move
forward in a sudden stop or crash. That could
cause injury to the person sitting there. Always
press rearward on the seatback to be sure it is
locked.
The seatback on a bucket seat can be either folded
forward or reclined. The following explains how to use
either the nylon strap or the lever to fold or recline
the seatback.
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