Chevrolet Silverado / GMC Sierra. Manual - part 76
Fig. 236: View Of Balance Shaft Drive Gear
Courtesy of GENERAL MOTORS CORP.
9. Install the balance shaft drive gear. DO NOT install the camshaft sprocket bolts at this time.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 237: Balance Shaft Drive Gear Camshaft Timing Mark
Courtesy of GENERAL MOTORS CORP.
10. Rotate the camshaft so that the timing mark on the balance shaft drive gear is in the 12
o'clock position.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 238: View Of Balance Shaft Drive Gear
Courtesy of GENERAL MOTORS CORP.
11. Remove the balance shaft drive gear.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 239: Balance Shaft Driven Gear Timing Mark
Courtesy of GENERAL MOTORS CORP.
12. Rotate the balance shaft so that the timing mark on the balance shaft driven gear is in the 6
o'clock position.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado