2004 Nissan Altima Owner's Manual - Page 23

Forward and backward Moving the switch forward or backward will slide the seat forward or backward to the desired position. Reclining Move the recline switch backward until the desired angle is obtained. To bring the seatback forward again, move the switch forward and move your body forward. The seatback will move forward. The reclining feature allows adjustment of the seatback for occupants of different sizes to help obtain proper seat belt fit (see "Precautions on seat belt usage" later in this section). Also, the seatback can be reclined to allow occupants to rest when the vehicle is stopped. WRS0164 WRS0389 Seat lifter (if so equipped for driver's seat) Push the front or rear end of the switch up or down to adjust the angle and height of the seat cushion. Lumbar support (if so equipped for driver's seat) The lumbar support feature provides lower back support to the driver. Move the lever forward or backward to adjust the seat lumbar area. Safety-Seats, seat belts and supplemental air bags 1-5