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1. Select the cone (1), the handle (10), the expanding driver (4-8), the washer (2 or 3), and the expander assembly (15) from the J 33049 . See Special Tools. 2. Assemble the J 33049 . See Special Tools. Fig. 524: Removing/Installation Camshaft Inner Bearing Using J 33049 CAUTION: Refer to SAFETY GLASSES CAUTION . IMPORTANT: A loose camshaft bearing may be caused by an enlarged, Always remove the camshaft inner bearings #2 and #3
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
3. Remove the camshaft inner bearings #2 and #3. 1. Insert the J 33049 through the front of the engine block and into the camshaft inner bearing #2. See Special Tools. 2. Tighten the J 33049 expander assembly nut until snug. See Special Tools. 3. Push the J 33049 guide cone into the camshaft front bearing in order to align the J 33049 . See Special Tools. 4. Drive the camshaft inner bearing #2 from the camshaft inner bearing bore #2. 5. Loosen the J 33049 expander assembly nut. See Special Tools. 6. Remove the camshaft inner bearing #2 from the J 33049 expander assembly. See Special Tools. 7. Insert the J 33049 expander assembly into the camshaft inner bearing #3. See Special Tools. 8. Tighten the J 33049 expander assembly nut until snug. See Special Tools. 9. Push the J 33049 guide cone into the camshaft front bearing in order to align the J 33049 . See Special Tools. 10. Drive the camshaft inner bearing #3 from the camshaft inner bearing bore #3. 11. Loosen the J 33049 expander assembly nut. See Special Tools. 12. Remove the camshaft inner bearing #3 from the J 33049 expander assembly. See Special Tools. 4. Remove the J 33049 from the engine block. See Special Tools. 5. Remove the camshaft outer bearings #1 and #4. 1. Insert the J 33049 into the camshaft outer bearing #1. See Special Tools. 2. Tighten the J 33049 expander assembly nut until snug. See Special Tools. 3. Drive the camshaft outer bearing #1 from the camshaft outer bearing bore #1. 4. Loosen the J 33049 expander assembly nut. See Special Tools. 5. Remove the camshaft outer bearing #1 from the J 33049 expander assembly. See Special Tools. 6. Remove the J 33049 from the engine block. See Special Tools. 7. Insert the J 33049 into the camshaft outer bearing #4. See Special Tools. 8. Tighten the J 33049 expander assembly nut until snug. See Special Tools. 9. Drive the camshaft outer bearing #4 from the camshaft outer bearing bore #4. guide for the J 33049 . See Special Tools.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
10. Loosen the J 33049 expander assembly nut. See Special Tools. 11. Remove the camshaft outer bearing #4 from the J 33049 expander assembly. See Special Tools. 6. Remove the J 33049 from the engine block. See Special Tools. 7. Discard the camshaft bearings. CAMSHAFT BEARING INSTALLATION Tools Required J 33049 Camshaft Bearing Service Kit. See Special Tools. Installation Fig. 525: Locating Camshaft Bearing Lubrication Hole At 3 & 9 O'clock Positions IMPORTANT: When installing the camshaft bearings, always look in order to ensure that the camshaft bearing lubrication hole is located
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
above the 3 o'clock position (1) or the 9 o'clock position (2). The
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
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