GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 694464  Size: SH
  1. Locate the clutch cylinder on the dash panel in the engine compartment.
  2. Disconnect the quick connect hydraulic line to the master cylinder.

  3. Object Number: 694453  Size: SH
  4. Turn the clutch cylinder 45 degrees clockwise to unlock the clutch cylinder.
  5. Remove the electrical connector from the clutch pedal position switch.
  6. Push the clutch pedal all the way down and squeeze in the tabs to release the pushrod bushing form the clutch pedal pocket.
  7. Pull the clutch cylinder from the clutch pedal bracket.
  8. • Complete removal of the clutch cylinder from the dash panel is not required.
    • Ensure the clutch cylinder rod socket is disconnected from the clutch pedal.

    Object Number: 395620  Size: SH
  9. Remove the driver's side knee bolster and deflector. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.
  10. Disconnect and reposition the junction block.
  11. Remove 3 bolts securing the clutch pedal to the brake pedal support module.
  12. Remove the clutch pedal.

Installation Procedure


    Object Number: 395620  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Secure the clutch pedal to the brake pedal support module with 3 bolts.
  2. Tighten
    Tighten the bolts to 50 N·m (38 lb ft).

  3. Position and connect the junction block.
  4. Install the driver's side knee bolster and deflector. Refer to Knee Bolster Replacement in Instrument Panel, Gages and Console.

  5. Object Number: 694453  Size: SH
  6. Position the clutch master cylinder to the vehicle.
  7. Install the master cylinder to the dash panel.
  8. Turn the master cylinder 45 degrees counter clockwise to lock the master cylinder.
  9. Connect the wire harness to the clutch master cylinder.
  10. Push the clutch pedal all the way down and connect the clutch pedal pocket to the pushrod bushing tabs and make sure the pushrod bushing snaps into place to ensure clutch pedal operation.
  11. Quick connect the hydraulic line to the master cylinder correctly.
  12. Check the clutch pedal for travel, if the clutch pedal is hard to push, go back and quick connect the hydraulic line to ensure proper installation.
  13. If needed, pump the clutch pedal 25 times to ensure proper operation to the clutch system.