Chevrolet Silverado / GMC Sierra. Manual - part 128
7. Remove the crankshaft sprocket using the J 5825-A . See Special Tools.
Fig. 429: Locating Crankshaft Balancer Key
Courtesy of GENERAL MOTORS CORP.
8. Remove the crankshaft balancer key.
BALANCE SHAFT REMOVAL
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 430: View Of Balance Shaft Drive Gear
Courtesy of GENERAL MOTORS CORP.
1. Remove the balance shaft drive gear.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 431: Locating Balance Shaft Driven Gear
Courtesy of GENERAL MOTORS CORP.
2. Remove the balance shaft driven gear bolt from the balance shaft.
1. Use a wrench in order to secure 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 bolt.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Place the wrench onto the balance shaft near to the balance shaft front bearing.
2. Remove the balance shaft bolt.
3. Remove the wrench from the balance shaft.
3. Remove the balance shaft driven gear from the balance shaft.
Fig. 432: View of Balance Shaft Retainer & Bolts
Courtesy of GENERAL MOTORS CORP.
4. Remove the bolts and the balance shaft retainer.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado