- 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.