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. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 755848  Size: SH
  7. Install 2 screws (1) securing the cable to the seat adjuster. Tighten the lumbar cable screws to 6 N·m (53 lb in).
  8. Install the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement.
  9. Install the seat trim panel. Refer to Seat Cushion Outer Trim Panel Replacement.
  10. Install the seat assembly to the vehicle. Refer to Front Seat Replacement - Bucket.