Valve Rocker Arm Cover Cleaning and Inspection - Lower
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the grommets.
- Clean the lower valve rocker arm cover. Remove any sludge or other deposits.
- Clean the lower valve rocker arm cover mating surfaces.
- Inspect the lower valve rocker arm cover for cracks or other damage.
- Inspect the lower valve rocker arm cover mating surfaces for damage.
- Replace the lower valve rocker arm cover if any damage is found.
- Inspect the grommets for damage.
- Replace the grommets if any damage is found.
- Install the grommets.