GM Service Manual Online
For 1990-2009 cars only

Engine Flywheel Replacement with Automatic Transmission

Special Tools

J 45059 Angle Meter

Removal Procedure

  1. Remove the transmission. Refer to Transmission Replacement in Automatic Transmission - 4L60-E/4L65-E.

  2. Object Number: 953909  Size: SH
  3. Remove and discard the flywheel bolts.
  4. Remove the flywheel.
  5. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection .

Installation Procedure


    Object Number: 953909  Size: SH
  1. Position the flywheel to the crankshaft
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the NEW flywheel bolts.
  4. Tighten
    Tighten the bolts a first pass to 40 N·m (30 lb ft). Using the J 45059 rotate the bolts a final pass an additional 45 degrees.

  5. Install the transmission. Refer to Transmission Replacement in Automatic Transmission - 4L60-E/4L65-E.

Engine Flywheel Replacement with Manual Transmission

Special Tools

J 45059 Angle Meter

Removal Procedure

  1. Remove the clutch assembly. Refer to Clutch Assembly Replacement in Clutch.

  2. Object Number: 953913  Size: SH
  3. Remove and discard the flywheel bolts.
  4. Remove the flywheel.
  5. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection .

Installation Procedure


    Object Number: 953913  Size: SH
  1. Position the flywheel to the crankshaft.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the NEW flywheel bolts.
  4. Tighten
    Tighten the bolts a first pass to 40 N·m (30 lb ft). Using the J 45059 rotate the bolts a final pass an additional 45 degrees.

  5. Install the clutch assembly. Refer to Clutch Assembly Replacement in Clutch.