GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1549846  Size: SH
  1. Remove the clutch pedal retainer from the front of the clutch pedal assembly.
  2. Pull the clutch pedal upward in order to disengage the clutch master cylinder pushrod from the clutch pedal.
  3. Remove the UBEC. Refer to Underhood Electrical Center or Junction Block Bracket Replacement.
  4. Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution in the Preface section.

  5. Place a shop towel under the clutch master cylinder in order to catch any fluid loss.
  6. Disconnect the clutch hose (1) from the clutch master cylinder.
  7. Disconnect the clutch line (2) from the clutch master cylinder.
  8. Cap the reservoir and hydraulic lines in order to prevent fluid loss and contamination.

  9. Object Number: 1549851  Size: SH
  10. Rotate the clutch master cylinder one ¼ turn clockwise and remove the cylinder from the vehicle.

Installation Procedure


    Object Number: 1549851  Size: SH

    Note: While installing, ensure that the clutch master cylinder pushrod is aligned with he clutch pedal.

  1. Install the clutch master cylinder while rotating ¼ turn counterclockwise.
  2. Uncap the reservoir and hydraulic lines.

  3. Object Number: 1549846  Size: SH
  4. Connect the clutch line (2) to the clutch master cylinder.
  5. Connect the clutch hose (1) to the clutch master cylinder.
  6. Install the UBEC. Refer to Underhood Electrical Center or Junction Block Bracket Replacement.
  7. Connect the clutch master cylinder pushrod to the clutch pedal.
  8. Install the clutch pedal retainer.
  9. Bleed the clutch hydraulic system. Refer to Hydraulic Clutch Bleeding.