GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Park Avenue 🢒 Body and Accessories 🢒 Seats 🢒 Rear Seat Cushion Replacement

Removal Procedure

    Object Number: 258239 Size: SH
  1. Push the lower forward edge of the rear seat cushion (1) rearward.
  2. Lift upward and pull forward on the seat cushion frame.

    3. This will disengage the cushion frame wires from the retainers on the rear seat pan.

  3. Remove the rear seat cushion (1).

Installation Procedure

    Object Number: 258239 Size: SH

    Important: Do not damage the adjacent trim.

  1. Lift the rear cushion (1) into the body.

    2. Position the rear edge of the cushion under the rear seatback while you position the seat belt straps (3).

  2. Align the frame wire offsets on the front of the seat cushion frame with the retainers on the floor pan.
  3. Push the seat cushion rearward until the offsets engage in the retainers (2).
  4. Press down and pull the cushion forward in order to fully engage the retainers.