GM Service Manual Online
For 1990-2009 cars only

Rear Seat Back Cushion Hinge Replacement YC5 and YC6

Removal Procedure

  1. Remove the rear bench seat from the vehicle. Refer to Rear Bench Seat Replacement .
  2. Remove the right and left sides of the seat back hinge trim. Refer to Rear Seat Back Hinge Trim Replacement - Right Side and Rear Seat Back Hinge Trim Replacement - Left Side .
  3. Important: Note the position and the length of the bolts removed. This will assist with reassembly.

  4. Remove the bolts that retain the seat back hinge to the seat back frame and the seat cushion frame.
  5. Remove the latch release cable from the seat back hinge.

  6. Object Number: 502203  Size: SH
  7. Remove the seat back hinge from the seat cushion frame.

Installation Procedure


    Object Number: 502203  Size: SH
  1. Install the seat back hinge to the seat cushion frame.
  2. Install the latch release cable to the seat back hinge.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the right and left bolts that retain the seat back hinge to the seat back frame and the seat cushion frame in the locations noted during disassembly.
  5. Tighten
    Tighten the right and left bolts retaining the seat back hinge to the seat back frame and the seat cushion frame to 30 N·m (22 lb ft).

  6. Install the right and left sides of the rear seat back hinge trim. Refer to Rear Seat Back Hinge Trim Replacement - Right Side and Rear Seat Back Hinge Trim Replacement - Left Side .
  7. Install the rear bench seat to the vehicle. Refer to Rear Bench Seat Replacement .

Rear Seat Back Cushion Hinge Replacement YC7

Removal Procedure

  1. Remove the rear bench seat from the vehicle. Refer to Rear Bench Seat Replacement .
  2. Remove the carpet covering the center of the seat cushion frame along the rear edge of the seat , near the inner hinge.
  3. Important: Note the position of the hog rings for reassembly.

  4. Remove the hog rings that retain the carpet to the frame.
  5. Important: Note the position and length of the bolts removed. This will assist with reassembly.

  6. Remove the bolt that retain the inner seat back hinge to the seat cushion frame.
  7. Remove the hook and loop fastener at the rear corner of the seat cushion cover.

  8. Object Number: 502187  Size: SH
  9. Remove the hog rings that retain the seat back cover to the seat cushion frame along the side of the seat cover.
  10. • Remove only as many hog rings as necessary to gain access to the seat back hinge mounting bolts on the seat cushion frame.
    • Note the locations of the hog rings removed. This will assist with reassembly.

    Object Number: 502203  Size: SH

    Important: Note the position and length of the bolts removed. This will assist with reassembly.

  11. Remove the bolts that retain the seat back hinge to the seat cushion frame.

  12. Object Number: 300244  Size: SH
  13. Remove the seat back and the seat back hinges from the seat back frame.
  14. Remove the armrests. Refer to Rear Seat Armrest Replacement .
  15. Remove the bolts that retain the seat back seat back hinges to the seat back frame.
  16. Remove the seat back hinges from the seat back frame.

Installation Procedure

  1. Install the seat back hinges to the seat back frame.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the bolts that retain the seat back hinges to the seat back frame in the locations noted during disassembly.
  4. Tighten
    Tighten the bolts that retain the seat back hinges to the seat back frame to 30 N·m (22 lb ft).

  5. Install the armrests. Refer to Rear Bench Seat Replacement .

  6. Object Number: 300244  Size: SH
  7. Install the seat back and seat back hinges to the seat.

  8. Object Number: 502203  Size: SH
  9. Install the bolts that retain the seat back hinge to the seat cushion frame in the locations noted during disassembly.
  10. Tighten
    Tighten the bolts that retain the seat back hinge to the seat cushion frame to 30 N·m (22 lb ft).


    Object Number: 502187  Size: SH
  11. Install the hog rings that retain the seat cushion cover and pad to the seat cushion frame along the side of the seat cushion in the locations noted during disassembly.
  12. Connect the hook and loop fastener at the rear corner of the seat cushion cover.
  13. Install the bolt that retains the inner seat back hinge to the seat cushion frame.
  14. Tighten
    Tighten the bolt that retain the inner seat back hinge to the seat cushion frame to 30 N·m (22 lb ft).

  15. Install the hog rings in the locations noted during disassembly.
  16. Install the carpet covering the center of the seat cushion frame along the rear edge of the seat, near the inner hinge.
  17. Install the rear bench seat to the vehicle. Refer to Rear Bench Seat Replacement .