86. Valve Rocker Arm Cover Installation - Left Side

Valve Rocker Arm Cover Installation - Left





1. Important: All gasket-mating surfaces need to be free of oil and foreign material. Use P/N 12378392 or equivalent to clean surfaces.

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

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.
2. Apply sealer GM P/N 12378521 (Canadian P/N 88901148), or equivalent to the joint surfaces (1) where the cylinder head and intake manifold meet.





3. Install the valve rocker arm cover.

4. Notice: Refer to Fastener Notice in Service Precautions.

Install the valve rocker arm cover bolts, if necessary.
^ Tighten the valve rocker arm cover bolts to 10 Nm (89 inch lbs.).





5. Install the positive crankcase ventilation (PCV) tube.
6. Install the PCV clip and tube bolt.
^ Tighten the PCV tube bolt to 10 Nm (89 inch lbs.).