GM Service Manual Online
For 1990-2009 cars only

Engine Flywheel Replacement SWBLHD

Removal Procedure

  1. Remove the transmission. Refer to one of the following procedures:
  2. •  Transmission Replacement - 4L60-E/4L65-E/4L70-E.
    •  Transmission Replacement - 5L40-E/5L50-E.
  3. Remove the engine flywheel. Refer to Engine Flywheel Removal.
  4. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection. If the flywheel teeth are damaged, inspect the starter for correct operation. Replace the starter if you find wear or damage to the starter drive above acceptable tolerances. Refer to Starter Motor Replacement.

Installation Procedure

  1. Install the engine flywheel. Refer to Engine Flywheel Installation.
  2. Install the transmission. Refer to one of the following procedures:
  3. •  Transmission Replacement - 4L60-E/4L65-E/4L70-E.
    •  Transmission Replacement - 5L40-E/5L50-E.

Engine Flywheel Replacement LWBLHD

Removal Procedure

  1. Remove the transmission. Refer to Transmission Replacement - 4L60-E/4L65-E/4L70-E.
  2. Remove the engine flywheel. Refer to Engine Flywheel Removal.
  3. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection. If the flywheel teeth are damaged, inspect the starter for correct operation. Replace the starter if you find wear or damage to the starter drive above acceptable tolerances. Refer to Starter Motor Replacement.

Installation Procedure

  1. Install the engine flywheel. Refer to Engine Flywheel Installation.
  2. Install the transmission. Refer to Transmission Replacement - 4L60-E/4L65-E/4L70-E.

Engine Flywheel Replacement LWBRHD

Removal Procedure

  1. Remove the transmission. Refer to Transmission Replacement - 5L40-E/5L50-E.
  2. Remove the engine flywheel. Refer to Engine Flywheel Removal.
  3. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection. If the flywheel teeth are damaged, inspect the starter for correct operation. Replace the starter if you find wear or damage to the starter drive above acceptable tolerances. Refer to Starter Motor Replacement.

Installation Procedure

  1. Install the engine flywheel. Refer to Engine Flywheel Installation.
  2. Install the transmission. Refer to Transmission Replacement - 5L40-E/5L50-E.

Engine Flywheel Replacement SWBRHD

Removal Procedure

  1. Remove the transmission. Refer to one of the following procedures:
  2. •  Transmission Replacement - Aisin AY6.
    •  Transmission Replacement - 4L60-E/4L65-E/4L70-E.
    •  Transmission Replacement - 5L40-E/5L50-E.
  3. Remove the engine flywheel. Refer to Engine Flywheel Removal .
  4. Clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection Refer to Engine Flywheel Cleaning and Inspection . If the flywheel teeth are damaged, inspect the starter for correct operation. Replace the starter if you find wear or damage to the starter drive above acceptable tolerances. Refer to Starter Motor Replacement .

Installation Procedure

  1. Install the engine flywheel. Refer to Engine Flywheel Installation .
  2. Install the transmission. Refer to one of the following procedures:
  3. •  Transmission Replacement - Aisin AY6.
    •  Transmission Replacement - 4L60-E/4L65-E/4L70-E.
    •  Transmission Replacement - 5L40-E/5L50-E.