Flywheel Removal
REMOVAL1. Disconnect the negative battery cable.
2. Remove the transmission.
3. Remove the flex plate attaching bolts. Use a suitable tool in order to prevent crankshaft rotation.
4. Remove the flex plate spacer.
5. Remove the flex plate.
6. Clean the flex plate bolt threads and the bolt holes.
INSTALLATION
1. Apply thread locker to all flex plate bolts. Use GM P/N 12345382 or its equivalent.
2. Install the flex plate.
3. Install the flex plate spacer.
4. Install the flex plate bolts. Tighten the bolts to 83 Nm (61 lb ft).
5. Install the transmission.
6. Connect the negative battery cable.