GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution in the Preface section.

  1. Remove the driver side instrument panel insulator. Refer to Instrument Panel Insulator Replacement - Left Side.
  2. Disconnect the clutch pedal position switch electrical connector.

  3. Object Number: 1979759  Size: SH
  4. Disconnect the clutch master cylinder push rod (1) from the clutch pedal pin (2).

  5. Object Number: 1979757  Size: SH
  6. Remove the clutch fluid reservoir (1) from the cowl.
  7. Position the clutch fluid reservoir aside.
  8. Remove the vacuum brake booster. Refer to Power Vacuum Brake Booster Replacement.
  9. Note: Do NOT disconnect the hydraulic hoses from the clutch master cylinder.

  10. Rotate the clutch master cylinder (2) clockwise 1/8 turn.
  11. Remove the clutch master cylinder (2) from the cowl.
  12. Remove the park brake pedal assembly from the instrument panel and position aside. Refer to Parking Brake Lever Pedal Assembly Replacement.

  13. Object Number: 785890  Size: SH

    Note: Install a rubber cap over the exposed hose fitting in order to prevent fluid loss and contamination.

  14. Disconnect the clutch hydraulic hose. Refer to Hydraulic Clutch Hose/Pipe Replacement.

Installation Procedure


    Object Number: 785890  Size: SH
  1. Connect the clutch hydraulic hose. Refer to Hydraulic Clutch Hose/Pipe Replacement.

  2. Object Number: 1979757  Size: SH
  3. With the clutch fluid reservoir connection at 2  o'clock position. Insert the clutch master cylinder (2) into the cowl.
  4. Align the keys of the clutch master cylinder housing with the tabs on the clutch pedal bracket.
  5. Rotate the clutch master cylinder (2) counter clockwise approximately 1/8 turn until fully seated. The clutch fluid reservoir hose connection will be at vertical 12  o'clock position when the clutch master cylinder is properly installed.
  6. Install the vacuum brake booster. Refer to Power Vacuum Brake Booster Replacement.
  7. Install the clutch fluid reservoir (1) to the cowl.

  8. Object Number: 1979759  Size: SH
  9. Position the clutch master cylinder push rod (1) to the clutch pedal pin (2).
  10. Push the clutch master cylinder push rod (1 onto the clutch pedal pin (2) to secure.
  11. Check for proper clutch pedal movement and operation.
  12. Install the driver side instrument panel insulator. Refer to Instrument Panel Insulator Replacement - Left Side.
  13. Bleed the clutch hydraulic system. Refer to Hydraulic Clutch Bleeding.