2005 Buick Park Avenue Valve Stem Oil Seal

First, you need to remove the left and right valve rocker arm cover, and the valve rocker arm pedestal retaining bolts. Then, please remove the pedestal, the rocker arm assembly, and the Pushrods. Finally, you should clean the bolts of all thread adhesive, and clean and inspect the valve rocker arms and pushrods.

First, you need to remove the rocker arms, pushrods, and pedestals. Then, please remove the lower intake manifold and gaskets and the valve guide retainer. Finally, you should remove the Valve Lifter guides, and the valve lifters, and clean and inspect the valve lifters and guides.

First, you need to install the pushrods, the valve Rocker Arm assembly, and the pedestal. Then, please apply GM P/N 12345493 (Canadian P/N 10953488) threadlocker compound or equivalent to the valve rocker arm bolt threads. Finally, you should install the valve rocker arm pedestal retaining bolts, the left and right valve rocker arm cover, and the right valve rocker arm cover, and listen for valve train noise.