Valve Rocker Arm Cover Replacement (Left)
Valve Rocker Arm Cover Replacement - LeftRemoval Procedure
1. Remove the fuel injector sight shield.
2. Disconnect the left spark plug wire harness and position aside.
3. Remove the left valve rocker arm cover bolts.
Important: If the valve rocker arm cover adheres to the cylinder head, remove the valve rocker arm cover by bumping the end of the valve rocker arm cover with palm of hand or with a soft rubber mallet.
4. Remove the left valve rocker arm cover.
5. Remove the left valve rocker arm cover gasket.
6. Clean the sealing surface on the cylinder head.
7. Clean the valve rocker arm cover bolts of all thread locking adhesive.
8. Clean and inspect the valve rocker arm cover.
Installation Procedure
1. Install the new valve rocker arm cover gasket. Make sure that valve rocker arm cover gasket is seated properly in the valve rocker arm cover groove.
2. Install the left valve rocker arm cover to the cylinder head.
3. Apply thread lock compound GM P/N 12345493 (Canadian P/N 10953488) or equivalent, to the valve rocker arm cover bolt threads.
Notice: Refer to Fastener Notice in Service Precautions.
4. Install the left valve rocker arm cover bolts.
^ Tighten the valve rocker arm cover bolts to 10 Nm (89 inch lbs.).
5. Connect the left spark plug wire harness.
6. Install the fuel injector sight shield.