2009 Chevrolet Suburban 1500 Pushrod

You should lubricate the rocker arms and pushrods with clean engine oil, lubricate the flange of the rocker arm bolts with clean engine oil, install the rocker arm pivot support, install the pushrods, install the rocker arms and bolts, rotate the crankshaft until the number one piston is at the top dead center (TDC) of the compression stroke, tighten the following rocker arm bolts, rotate the crankshaft 360 degrees, tighten the following rocker arm bolts, install the number one cylinder spark plug and install the rocker arm cover.

You should remove the rocker arm cover, remove the number one cylinder spark plug, remove the rocker arm bolts and the rocker arms, remove the rocker arm pivot support, remove the pushrods, and clean and inspect the rocker arms and pushrods.