GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 896861  Size: SH
  1. Remove the front seat assembly. Refer to Front Seat Replacement - Bucket .
  2. Remove the front seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .

  3. Object Number: 1199360  Size: SH
  4. Pull on the lumbar knob spacer to remove.

  5. Object Number: 897949  Size: SH
  6. Remove the lumbar actuator cable screws from the seat frame.

  7. Object Number: 1199331  Size: SH
  8. Remove wire retainers from the lumbar assembly. Remove the lumbar assembly from the frame.

Installation Procedure


    Object Number: 1199331  Size: SH
  1. Install the lumbar assembly to the frame. Snap the wire retainers into place.

  2. Object Number: 897949  Size: SH
  3. Route the lumbar actuator cable and the actuator to the seat back frame.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the lumbar actuator with the fasteners.
  6. Tighten
    Tighten the fasteners to 3 N·m (27 lb in).


    Object Number: 1199360  Size: SH
  7. Install the lumbar knob spacer.
  8. Install the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .

  9. Object Number: 896861  Size: SH
  10. Install the front seat assembly. Refer to Front Seat Replacement - Bucket .