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5. Inspect the lower oil pan mating surface for damage. 6. Replace the lower oil pan (4) if any damage is found. 7. Install the oil level sensor (1) and retaining clip (3). VALVE ROCKER ARM COVER CLEANING AND INSPECTION - LOWER Fig. 42: Inspecting Lower Valve Rocker Arm Cover 1. Remove the grommets. 2. Clean the lower valve rocker arm cover. Remove any sludge or other deposits. 3. Clean the lower valve rocker arm cover mating surfaces. 4. Inspect the lower valve rocker arm cover for cracks or other damage. 5. Inspect the lower valve rocker arm cover mating surfaces for damage. 6. Replace the lower valve rocker arm cover if any damage is found. 7. Inspect the grommets for damage. 8. Replace the grommets if any damage is found.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
9. Install the grommets. VALVE ROCKER ARM COVER CLEANING AND INSPECTION - UPPER Fig. 43: View Of PCV Cover, Diaphragm & Spring 1. Remove the PCV cover screws. 2. Remove the PCV cover, diaphragm, and spring.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 44: View Of Upper Valve Rocker Arm Cover Components 3. Clean the upper valve rocker arm cover. Remove any sludge or other deposits. 4. Clean the upper valve rocker arm cover mating surface. 5. Inspect the upper valve rocker arm cover for cracks or other damage. 6. Inspect the upper valve rocker arm cover mating surfaces for damage. 7. Replace the upper valve rocker arm cover if any damage is found.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 45: View Of PCV Cover, Diaphragm & Spring 8. Inspect the PCV cover, diaphragm, and spring for damage. 9. Install the PCV spring. 10. Install the PCV diaphragm. 11. Install the PCV cover. NOTE: Refer to Fastener Notice .
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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