Impala V8-5.3L VIN C (2006)
8. Remove the positive crankcase ventilation (PCV) clean air tube from the valve rocker arm cover.
9. Remove the valve rocker arm cover bolts and cover.
10. Remove and discard the old the gasket (504) from the valve rocker arm cover.
11. Remove the valve rocker arm cover bolt grommets, if cut or damaged.
12. Important: Do not remove the oil fill tube from the rocker cover unless service is required. If the oil fill tube has been removed, install a NEW
tube during assembly.
