GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: LHD shown, RHD similar.


    Object Number: 866873  Size: SH
  1. Remove the seat from the vehicle. Refer to Front Seat Replacement - Bucket .
  2. Remove the recliner handle.
  3. On SL2, SC2 and SW2 driver's seat, rotate the riser knob to the full down position and remove the riser knob.

  4. Object Number: 868126  Size: SH
  5. Remove the seat adjuster side cover.

  6. Object Number: 863874  Size: SH
  7. Remove the recliner lever and nylon spacer.

  8. Object Number: 863412  Size: SH
  9. On the coupe passenger seat, remove the clip attaching the E-Z entry cable to the inboard recliner, and separate the cable from the recliner.

  10. Object Number: 869220  Size: SH
  11. On SL2, SC2, SW2 driver's seat, remove the lumbar knob assembly.
  12. 7.1. Remove the lumbar knob retaining clip.
    7.2. Remove the lumbar knob by pulling.
    7.3. Remove the lumbar actuator fasteners.
    7.4. Remove the lumbar actuator cable assembly by pushing rearward.

    Object Number: 869222  Size: SH
  13. Thread the lumbar cable back above the riser bar to the side of the seat back.

  14. Object Number: 859205  Size: SH
  15. Disengage the seat cushion cover rear J-strip at the bottom of the seat cushion frame. Refer to the following:
  16. • Seat Cover (1)
    • Cushion Frame (2)
    • Foam Pad (3)
    • Cross Tube (4)
    • Seat Cover J-Strip (5)

    Object Number: 866897  Size: SH
  17. On all of the passengers seats and the SL, SL1, SW1 and SC1 driver's seats, loosen the seat adjuster bolts to assist in removal of the seatbacks.

  18. Object Number: 866888  Size: SH
  19. Remove the recliner bolts and remove the seat back assembly with the recliner mechanism and cross tube attached to the seat back.

  20. Object Number: 866242  Size: SH
  21. Disengage the seat cushion cover J-strip at the bottom of the seat back cover and slide the seat back cover up to expose the recliner bolts.
  22. Remove the recliner bolts and separate the recliner assemblies and the cross tube from the seat back assembly.

  23. Object Number: 863415  Size: SH
  24. Separate the recliners from the cross tube and remove the recliner covers from the recliners.

Installation Procedure

Important: LHD shown, RHD similar.


    Object Number: 866242  Size: SH
  1. Install the recliner covers to the recliners.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Assemble the recliner assemblies to the cross tube.
  4. Tighten
    Tighten the front seatback cushion recliner bolts to 27 N·m (20 lb ft).

  5. Install the recliners and cross tube assembly to the seat back with attaching bolts.

  6. Object Number: 863396  Size: SH
  7. Pull the seat back cover down and engage the lower J-strips.

  8. Object Number: 863314  Size: SH
  9. Install the seat back assembly to seat cushion assembly with attaching bolts.
  10. Tighten
    Tighten the front seatback recliner bolts to 27 N·m (20 lb ft).


    Object Number: 869222  Size: SH
  11. On the SL2, SC2, and SW2 driver's seats, install the lumbar knob assembly.
  12. 6.1. Thread the lumbar cable between the riser bar and seat cushion bottom toward the lumbar actuator plate.
    6.2. Align the lumbar actuator cable assembly guide with the slot in the actuator plate.
    6.3. Install the lumbar actuator fasteners.

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


    Object Number: 869220  Size: SH
  13. Align the grooves on the lumbar knob with the grooves on the lumbar actuator cable assembly and push to install.
  14. Install the lumbar knob retaining clip.

  15. Object Number: 863314  Size: SH
  16. Wrap the seat cushion cover rear flap to the cover up recliner cross tube and engage the seat cushion cover rear J-strip to the seat cushion frame.

  17. Object Number: 866897  Size: SH
  18. If loosened in removal, tighten the seat adjuster bolts.
  19. Tighten
    Tighten the front seat adjuster-to-seat bolts to 27 N·m (20 lb ft).


    Object Number: 863412  Size: SH
  20. On the coupe passenger seat, attach the E-Z entry cable to the inboard recliner and install the cable retaining clip.

  21. Object Number: 863874  Size: SH

    Caution: Apply Loctite 242® Threadlocker, or equivalent, on recliner lever fasteners before installing.

  22. Install the recliner lever and nylon spacer.
  23. Tighten
    Tighten the recliner lever fastener to 3 N·m (27 lb in).


    Object Number: 868126  Size: SH
  24. Install the seat adjuster side cover.
  25. Tighten
    Tighten the seat side cover fasteners to 2.5 N·m (22 lb in).

  26. On the SL2, SC2 and SW2 driver's seat, install the seat cushion riser knob.
  27. Tighten
    Tighten the seat riser knob fastener to 2.5 N·m (22 lb in).

  28. Install the recliner handle.
  29. Tighten
    Tighten the recliner handle fastener to 3 N·m (27 lb in).

  30. Install the seat into the vehicle. Refer to Front Seat Replacement - Bucket .