GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the seat from the vehicle. Refer to Seat Replacement .
  2. Remove the chrome head restraint trim from the head rest. Refer to Chrome Head Restraint Trim Replacement .
  3. Remove the seat back release handle. Refer to EZ Entry Seat Manual Release Knob Replacement .
  4. Remove the seat belt guide. Refer to Front Seat Belt Guide Replacement .

  5. Object Number: 1200378  Size: SH
  6. Remove the seat back cover retaining tabs (2) along each side of the seat back panel (1).
  7. Remove the seat back cover retaining tabs (3) along the bottom of the seat back panel.
  8. Remove the left and right seat back cushion side bolster panels. Refer to Seat Back Cushion Side Bolster Panel Replacement .

  9. Object Number: 1200375  Size: SH
  10. Remove the seat back cover tabs (1) from around the upper seat back panel (2).
  11. Remove the seat back cover tabs from around the inside of the head restraint support.
  12. Remove the seat back panel. Refer to Driver Seat and Passenger Seat Back Cushion Finish Panel Replacement .
  13. Remove the cover and cushion from the seat back assembly.

  14. Object Number: 828143  Size: SH
  15. Remove the hog rings (1) securing the seat cover (2) to the foam cushion (3).
  16. Remove the cover from the cushion.

  17. Object Number: 1293752  Size: SH
  18. Remove the heater element (1) by peeling the element off the pad (2).
  19. Pull the heater element electrical harness through the hole (3) in the pad.

Installation Procedure


    Object Number: 1293752  Size: SH
  1. Install the heater element electrical harness through the hole (3) in the pad.
  2. Install the adhesive-backed heater element (1) to the pad (2) by pressing in place.

  3. Object Number: 828143  Size: SH
  4. Install the cover (2) to the cushion (3) with hog rings (1).
  5. Install the cover and cushion to the seat back assembly.
  6. Install the seat back cover tabs around the inside of the head restraint support.
  7. Install the seat back panel. Refer to Driver Seat and Passenger Seat Back Cushion Finish Panel Replacement .
  8. Install the left and right seat back cushion side bolster panels. Refer to Seat Back Cushion Side Bolster Panel Replacement .

  9. Object Number: 1200378  Size: SH
  10. Install the seat back cover retaining tabs (2) along each side of the seat back panel (1).
  11. Install the seat back cover retaining tabs (3) along the bottom of the seat back panel.

  12. Object Number: 1200375  Size: SH
  13. Install the seat back cover tabs (1) around the upper seat back panel (2).
  14. Install the seat belt guide. Refer to Front Seat Belt Guide Replacement .
  15. Install the seat back release handle. Refer to EZ Entry Seat Manual Release Knob Replacement .
  16. Install the chrome head restraint trim to the head rest. Refer to Chrome Head Restraint Trim Replacement .
  17. Install the seat in the vehicle. Refer to Seat Replacement .