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Fig. 120: View Of Valve Rocker Arm Cover 1. Inspect the oil fill tube (423) for a loose fit or damage. 2. Inspect the covers (505) for the following conditions: IMPORTANT: Do not use the valve rocker arm cover gasket again. Remove the ignition coils before cleaning the cover in Do not remove the oil fill tube from the covers unless
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Scoring or damage to the gasket surfaces Ventilation system passages for restrictions Threaded bolt holes for damage or debris OIL PAN CLEANING AND INSPECTION Fig. 121: View Of Oil Filter Fitting 1. Remove the oil filter fitting (438), as required.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 122: View Of Oil Pressure Relief Valve Components 2. Remove the active fuel management oil pressure relief valve (455) and washer. 3. Inspect the oil pressure relief valve for proper operation. Lightly depress the valve (2). The valve spring (1) should seat the valve to the proper closed position.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 123: View Of Oil Level Sensor & O-Ring 4. Remove the oil level sensor (727) and O-ring (728).
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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