Timing Cover: Service and Repair

REMOVAL PROCEDURE





1. Remove the crankshaft balancer.
2. Remove the water pump.
3. Drain the engine oil.
4. Remove the oil pan.
5. Disconnect the Crankshaft Position (CKP) sensor wire.
6. Remove the engine front cover. Refer to Engine Front Cover Removal under Engine Unit Repair.
7. Clean all sealing surfaces.

INSTALLATION PROCEDURE





1. Clean all sealer from the corners of the oil pan gasket where it meets the engine front cover.
Install the NEW engine front cover. Refer to Engine Front Cover Installation under Engine Unit Repair.





2. Apply a 5 mm (0.196 inch) bead of adhesive, GM P/N 12346141 or equivalent, 25 mm (1.0 inch) long to the engine front cover meets the engine block oil pan surface.
3. Install the engine oil pan.
4. Connect the Crankshaft Position (CKP) sensor wire.
5. Install the water pump.
6. Install the crankshaft balancer.