Pontiac 1997 Grand Prix Owner's Manual page 43

4. Buckle, position and release the safety belt as
described in "Rear Seat Outside Passenger Positions"
earlier in this section. Make sure that the shoulder
belt crosses the shoulder.
To remove and store the comfort guides, squeeze the belt
edges together so that you
can
take them out from the
guides. Pull the guide upward to expose its storage clip,
and then slide the guide onto the clip. Rotate the guide and
clip inward and in between the seatback and the interior
body, leaving
only
the loop of elastic cord exposed.
1-35