GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 23907 (09917-58010) Input Shaft Bearing Remover
    • 09924-17810 Flywheel Holder
    • EN46567 (DW110-021) Engine Assembly Support Fixture
    • DT 46551 (DW 210-010) Clutch Center Guide
    • 09925-98210 Input Shaft Bearing Installer

Removal Procedure


    Object Number: 1223635  Size: SH
  1. Remove the transaxle from the vehicle. Refer to Transmission Replacement for the Y4M manual transmission and Transmission Replacement for the Y4A manual transmission.
  2. Support the engine to the normal position using EN46567  (1).
  3. Warning: Refer to Clutch Dust Warning in the Preface section.


    Object Number: 1223234  Size: SH
  4. Remove the pressure plate and the clutch disc.
  5. 3.1. Fix the fly wheel using 09924-17810  (2).
    3.2. Remove the pressure plate bolts (1).
    3.3. Remove the pressure plate and the clutch disc (3).

    Object Number: 1223259  Size: SH
  6. Remove the transaxle input shaft bearing using 09924-17810  (1), 09924-17810  (2), and a wrench.

Pressure Plate Inspection Procedure


    Object Number: 1223258  Size: SH
  1. Inspect the weak and damaged diaphragm spring (1).
  2. Inspect the face that may be polluted by the oil or grease (2).

Clutch Disc Inspection Procedure


    Object Number: 1223255  Size: SH
  1. Measure the rivet head depth from the clutch disc surface and replace if the depth is below the limit.
  2. Specifications

        • Rivet head depth for standard equals 1.2 mm (0.047 in).
        • Rivet head depth for limit equals 0.5 mm (0.02 in).
  3. Replace the clutch disc if the clutch disc surface is contaminated or if the clutch disc rivets are loose.

Clutch Disc Runout In A Rotational Direction Inspection Procedure


Object Number: 1223240  Size: SH

Measure the runout in a rotational direction and replace if the runout exceeds the limit.

Specifications
The disc runout limit in a rotational direction equals 0.7 mm (0.028 in).

Installation Procedure


    Object Number: 1223263  Size: SH
  1. Install the input shaft bearing using 09925-98210  (2) and 09924-17810  (1).

  2. Object Number: 1223262  Size: SH
  3. Install the clutch disc.
  4. Install the pressure plate (4).
  5. Align the pressure plate and the clutch disc onto the flywheel using DT 46551  (1) and 09924-17810  (3).
  6. Caution: Refer to Fastener Caution in the Preface section.

  7. Install the pressure plate bolts (2) and tighten to 18-28 N·m (13-21 lb ft).
  8. Install the transaxle to the vehicle. Refer to Transmission Replacement for the Y4M manual transmission and Transmission Replacement for the Y4A manual transmission.