Valve Rocker Arm Cover Replacement (Right)

Valve Rocker Arm Cover Replacement - Right

Removal Procedure
1. Remove the drive belt.
2. Remove the generator.
3. Remove the generator bracket.
4. Disconnect the engine right side spark plug wires.





5. Disconnect the vacuum hoses from the Evaporative Emissions (EVAP) canister purge solenoid valve.
6. Remove the EVAP canister purge solenoid valve.
7. Remove the ignition module bracket with the coils.
8. Remove the vacuum hose from the grommet in the engine right side valve rocker arm cover.





9. Remove the valve rocker arm cover bolts.

Notice: Valve rocker arm cover gasket and sealant must be carefully trimmed away from lower intake manifold gasket. Failure to do so will damage the lower intake manifold gasket, causing a severe oil leak.

Important: When removing the valve rocker arm cover, ensure the gasket stays in place attached to the cylinder head.





10. Remove the valve rocker arm cover. Bump the end of the valve rocker cover with the palm of your hand or a soft rubber mallet if the cover adheres to the cylinder head.





11. Trim the valve cover and sealant away from the lower intake manifold gasket. at the cylinder head to the lower intake manifold joints (1).
12. Remove the valve cover gasket.
13. Clean the sealing surface on the cylinder head with degreaser. Clean the valve rocker arm cover. Refer to Valve Rocker Arm Cover Cleaning and Inspection.

Installation Procedure





1. Apply sealant at the cylinder head to the lower intake manifold joints (1).

Important: Apply sealersealant GM P/N 12378521 (Canadian P/N 88901148) or equivalent at the cylinder head to the lower intake manifold joint.





2. Install a NEW gasket to the valve rocker arm cover. Ensure that the gasket is properly seated in the groove of the valve rocker arm cover.
3. Install the valve rocker arm cover.

Notice: Refer to Fastener Notice in Service Precautions.





4. Install the valve rocker arm cover bolts.
Tighten the bolts to 10 Nm (89 inch lbs.).
5. Install the vacuum hose to the grommet in the engine right side valve rocker arm cover.
6. Install the ignition coil bracket with coils.
7. Install the EVAP canister purge solenoid valve.





8. Connect the vacuum hoses from the EVAP canister purge solenoid valve.
9. Connect the engine right side spark plug wires.
10. Install the generator bracket.
11. Install the generator.
12. Install the drive belt.