GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1998 🢒 Cutlass 🢒 Body and Accessories 🢒 Seats 🢒 Rear Seat Back Cushion Replacement

Removal Procedure
  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .

    2. Object Number: 280502 Size: SH
  2. Remove the retaining bolts (1) from the lower U-brackets.

    3. Object Number: 280501 Size: SH
  3. Remove the seat back by lifting up and disengaging the T-hooks from the access holes in the rear shelf panel.

Installation Procedure
  1. Pull the shoulder belts away from the seat back area.

    2. Object Number: 280499 Size: SH
  2. Install the seat back (1).

    3. Object Number: 280501 Size: SH
  3. Position and engage the T-hooks into the access holes in the rear shelf panel.
  4. Pull forward on the top edge of the seat back along the shelf panel in order to ensure that all 4 attaching hooks are properly aligned.

    5. Object Number: 280502 Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the retaining bolts (1) into the lower U-brackets.

    6. Tighten
    Tighten the retaining bolts to 12 N·m (106 lb in).

  6. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement .