Envoy 4WD V8-5.3L VIN M (2005)
Flex Plate: Service and Repair
Engine Flywheel Replacement
Removal Procedure
1. Remove the transmission.
Important: Note the position and direction of the engine flywheel before removal.
2. Remove the engine flywheel bolts.
3. Remove the engine flywheel.
4. Clean and inspect the engine flywheel.
Installation Procedure
1. Important: The flywheel does not use a locating pin for alignment and will not initially seat against the crankshaft flange, but will be pulled onto
the crankshaft by the engine flywheel bolts. This procedure requires a three stage tightening process.
Install the engine flywheel to the crankshaft.
2. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the threads of the flywheel bolts.
3. Notice: Refer to Fastener Notice in Service Precautions.