Valve Rocker Arm Cover Replacement (Left)
Valve Rocker Arm Cover Replacement- LeftRemoval Procedure
1. Disconnect the negative battery cable.
2. Remove the fuel injector sight shield.
3. Remove the left engine lift bracket bolt and nut from the engine lift bracket.
4. Remove the left engine lift bracket from the exhaust manifold.
5. Remove the right engine mount strut bracket.
6. Remove the left spark plug wires from the left spark plugs.
7. Remove the left spark plug wire cover from the left valve rocker arm cover.
8. 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.
9. Remove the left valve rocker arm cover.
10. Remove the left valve rocker arm cover gasket.
11. Clean the valve rocker arm mating surfaces.
12. Clean the valve rocker arm cover bolts of all thread locking adhesive.
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.
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 left valve rocker arm cover bolts to 10 Nm (89 inch lbs.).
5. Install the left spark plug wire cover to the left valve rocker arm cover.
6. Install the left spark plug wires to the spark plugs.
7. Install the right engine mount strut bracket.
8. Install the left engine lift bracket to the exhaust manifold.
9. Install the left engine lift bracket bolt and the nut.
^ Tighten the engine lift bracket bolt and the nut to 30 Nm (22 ft. lbs.).
10. Install the fuel injector sight shield.
11. Connect the negative battery cable.
12. Check and fill the crankcase as necessary.
13. Inspect for oil leaks.