- Clean the flywheel in solvent.
 
Caution: Refer to Safety Glasses Caution in the Preface section.
- Dry the flywheel with compressed air.
 
- Inspect the manual transmission flywheel for the following:
 
| •  | Damaged ring gear teeth | 
 
| •  | Loose or improperly positioned ring gear | 
 
| •  | The ring gear has an interference fit onto the flywheel and should be positioned completely against the flange of the flywheel. | 
 
| •  | A scored, grooved or damaged friction surface | 
 
- Inspect the automatic transmission flywheel for the following:
 
| •  | Damaged ring gear teeth | 
 
| •  | Stress cracks around the flywheel-to-crankshaft bolt hole locations | 
 
|     | Important: Do not attempt to repair the welded areas that retain the ring gear to the flywheel plate. Install a new flywheel.
 | 
| •  | Welded areas that retain the ring gear onto the flywheel for cracking |