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1. Lubricate the outer edge of the oil seal (140) with clean engine oil. 2. Lubricate the front cover oil seal bore with clean engine oil. Fig. 16: View Of Front Oil Seal & Special Tool 3. Install the crankshaft front oil seal (140) onto the J 41478 . See Special Tools . 4. Install the J 41478 threaded rod, with nut, washer, guide, and oil seal, into the end of the crankshaft. See Special Tools . 5. Use the J 41478 in order to install the oil seal into the cover bore. See Special Tools .
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
1. Use a wrench and hold the hex on the installer bolt. 2. Use a second wrench and rotate the installer nut clockwise until the seal bottoms in the cover bore. 3. Remove the tool. 4. Inspect the oil seal for proper installation. The oil seal should be installed evenly and completely into the front cover bore. OIL PAN INSTALLATION Fig. 17: View Of Sealant On Engine Front Cover Gasket Tabs IMPORTANT: The alignment of the structural oil pan is critical. The
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
1. Apply a 5 mm (0.2 in) bead of sealant GM P/N 12378521 (Canadian P/N 88901148), or equivalent, 20 mm (0.8 in) long to the engine block. Apply the sealant directly onto the tabs rear bolt hole locations of the oil pan provide mounting Do not use the oil pan gasket again. It is not necessary to rivet the NEW gasket to the oil pan. It is not necessary to remove the oil level sensor prior to
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. 18: View Of Sealant On Engine Rear Cover Gasket Tabs 2. Apply a 5 mm (0.2 in) bead of sealant GM P/N 12378521 (Canadian P/N 88901148), or equivalent, 20 mm (0.8 in) long to the engine block. Apply the sealant directly onto the tabs
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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