GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1294372  Size: SH
  1. Place the folding top in the up position.
  2. Open the rear compartment.

  3. Object Number: 1274144  Size: SH
  4. Lower the rear compartment partition (1).
  5. Place a protective covering over the interior and the adjacent body panels.
  6. Locate the hydraulic pump beneath the carpet in the storage compartment on the driver side of the trunk.

  7. Object Number: 1274131  Size: SH
  8. Turn the bypass valve (1) counterclockwise until the valve stops.
  9. Lower the closeout screen.

  10. Object Number: 1235018  Size: SH
  11. Locate the position switch (1).

  12. Object Number: 1237027  Size: SH
  13. Release the electrical connector (1) from the link.
  14. Disconnect the position switch electrical connector (1).

  15. Object Number: 1237028  Size: SH
  16. Remove the position switch screw (1).
  17. Remove the position switch (3) from the link (2).

Installation Procedure


    Object Number: 1235019  Size: SH
  1. The position switch service kit contains one position switch (2) and 3 electrical connector retainer clips (1). Find and install the retainer clip that matches the clip on the position switch that you are replacing.

  2. Object Number: 1237033  Size: SH
  3. Position the position switch (1) to the link (3). Align the D-shaped rotor into the D-shaped hole (4) in the link.
  4. Rotate the position switch until the screw holes (2) are aligned.

  5. Object Number: 1237028  Size: SH
  6. Apply LOCTITEâ„¢ Blue, GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the bolts.
  7. Notice: Refer to Fastener Notice in the Preface section.

  8. Install the position switch screw (1).
  9. Tighten
    Tighten the screw to 3.5 N·m (31 lb in).


    Object Number: 1237027  Size: SH
  10. Connect the position switch electrical connector (1).
  11. Clip the electrical connector to the link in the original location.
  12. Install the closeout screen.

  13. Object Number: 1274131  Size: SH
  14. Turn the pump bypass valve (1) clockwise until the valve stops.
  15. Remove the protective covering.

  16. Object Number: 1274144  Size: SH
  17. Raise the rear compartment partition (1).
  18. Close the rear compartment.
  19. Operate the folding top under power through one complete cycle in each direction.
  20. Inspect the folding top for proper operation. Refer to Power Folding Top Description and Operation .