Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Engine Flywheel Replacement

Engine Flywheel Replacement

^ Tools Required
- J 45059 Angle Meter
- EN 46326 Crankshaft Holding Tool

Removal Procedure





1. Remove the powertrain.
2. Remove the driveline support assembly.
3. Remove the intake manifold.





4. Install the EN 46326.
5. Remove the engine flywheel bolts.
6. Remove the flywheel and the reinforcement.
7. Clean and inspect the engine flywheel.

Installation Procedure





1. Apply sealant, GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the flywheel mounting bolts.
2. Position the flywheel and the reinforcement to the crankshaft.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the flywheel mounting bolts.
3.1. First Pass
^ Tighten the flywheel mounting bolts to 15 Nm (11 ft. lbs.).
3.2. Final Pass Tighten the flywheel mounting bolts an additional 50 degrees using the J 45059.





4. Remove the EN 46326.
5. Install the intake manifold.
6. Install the driveline support assembly.
7. Install the powertrain.