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Fig. 229: View Of Balance Shaft Drive Gear 1. Remove the radiator. Refer to Radiator Replacement (4.3, 4.8, 5.3, and 6.0L) . 2. Remove the air conditioning (A/C) condenser. Refer to Condenser Replacement . 3. Remove the lifter pushrod guide. Refer to Valve Lifter Replacement. 4. Remove the timing chain and camshaft sprocket. Refer to Camshaft Timing Chain, Sprocket, and Tensioner Replacement.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
5. Remove the balance shaft drive gear. Fig. 230: Locating Balance Shaft Driven Gear 6. Remove the balance shaft driven gear bolt. 1. Use a wrench in order to secure the balance shaft. Place the wrench onto the balance shaft near to the balance shaft front bearing.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
2. Remove the balance shaft bolt. 3. Remove the wrench from the balance shaft. 7. Remove the balance shaft driven gear. Fig. 231: View of Balance Shaft Retainer & Bolts 8. Remove the balance shaft retainer bolts and retainer.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 232: Balance Shaft 9. Use a soft-faced hammer in order to remove the balance shaft from the engine block. 10. Clean and inspect the balance shaft, if necessary. Refer to Balance Shaft Cleaning and Inspection. Installation Procedure IMPORTANT: The balance shaft and the balance shaft front bearing are serviced only as a package. Do not remove the balance shaft IMPORTANT: The balance shaft drive and balance shaft driven gears are serviced as a set. The set includes the balance shaft driven gear
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
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