GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the seat assembly from the vehicle. Refer to Front Seat Replacement - Bucket .
  2. Remove the seat trim panel. Refer to Seat Cushion Outer Trim Panel Replacement .
  3. Remove the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .
  4. Pull the cover half-way up the seat back.

  5. Object Number: 755850  Size: SH
  6. Remove the lumbar cable (2) from the cable clip (1) located on the lower seat back.

  7. Object Number: 755852  Size: SH
  8. Pull the seat back panel and pad away from the frame to expose the lumbar mechanism.
  9. Remove the cable from the lumbar spring.

  10. Object Number: 755853  Size: SH
  11. Unhook the cable end from the lumbar mechanism.

  12. Object Number: 755848  Size: SH
  13. Remove 2 screws (1) securing the cable to the seat adjuster.

Installation Procedure


    Object Number: 755853  Size: SH
  1. Hook the cable end into the lumbar mechanism.

  2. Object Number: 755852  Size: SH
  3. Install the cable to the lumbar spring.

  4. Object Number: 755850  Size: SH
  5. Install the lumbar cable (2) in the cable clip (1) located on the lower seat back.
  6. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 755848  Size: SH
  7. Install 2 screws (1) securing the cable to the seat adjuster.
  8. Tighten
    Tighten the lumbar cable screws to 6 N·m (53 lb in).

  9. Install the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .
  10. Install the seat trim panel. Refer to Seat Cushion Outer Trim Panel Replacement .
  11. Install the seat assembly to the vehicle. Refer to Front Seat Replacement - Bucket .