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Fig. 4: Measuring Oil Pan Surface Flatness & Front Cover-To-Engine Block 7. Measure the oil pan surface flatness, front cover-to-engine block. 1. Place a straight edge across the engine block and front cover oil pan sealing surfaces. Avoid contact with the portion of the gasket that protrudes into the oil pan surface.
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
2. Insert a feeler gage between the front cover and the straight edge tool. The cover must be flush with the oil pan surface or no greater than 0.5 mm (0.02 in) (a) below flush. 8. If the front cover-to-engine block oil pan surface alignment is not within specifications, repeat the cover alignment procedure. 9. If the correct front cover-to-engine block alignment cannot be obtained, replace the front cover.
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. 5: View Of Front Cover, Oil Seal, Camshaft Position Sensor, Bracket & O Ring 10. Inspect the camshaft position (CMP) sensor O-ring seal (3) for cuts or damage. If the seal is not cut or damaged, it may be used again. 11. Lubricate the O-ring seal with clean engine oil.
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
12. Install the O-ring seal onto the sensor (2). 13. Install the sensor to the cover. 14. Install the CMP sensor wire harness (5) and bolts (1, 6). Tighten: Tighten the bolts to 12 N.m (106 lb in). ENGINE FRONT COVER INSTALLATION (RPO LY6/L76/L92) Tools Required J 41476 Front and Rear Cover Alignment Tool. See Special Tools . J 41480 Front and Rear Cover Alignment. See Special Tools . Installation
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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