Tools Required

J 29113 Crankshaft Pulley Hub Installer

1. Coat the front cover seal contact area with engine oil.



2. Apply RTV sealer GM P/N United States 12346192, GM P/N Canada 10953476 to the keyway in the crankshaft.
3. Install the key into the keyway on the crankshaft.



4. Install the pulley hub into position over the key on the crankshaft.



5. Install the J 29113 through the hub and into the crankshaft so that at least 6 mm (0.24 in) of thread are engaged.
6. Pull the crankshaft pulley hub into position against the J 29113 .
7. Remove the J 29113 from the crankshaft.
8. Make sure that the hub is seated against the crankshaft.



9. Position the crankshaft pulley over the crankshaft pulley hub.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

10. Install the crankshaft pulley bolts.

Tighten
Tighten the crankshaft pulley bolts to 50 N·m (37 lb ft).

11. Install the crankshaft pulley to hub bolt.

Tighten
Tighten the crankshaft pulley to hub bolt to 105 N·m (77 lb ft).