Express 1/2 Ton Van V6-4.3L VIN W (1999)
Balance Shaft: Service and Repair
Removal Procedure
1. Remove the radiator. Refer to Radiator Replacement in Cooling System.
2. Remove the A/C condenser, if equipped. Refer to Condenser Replacement in Heating and Air Conditioning.
3. Remove the lower intake manifold.
4. Remove the valve lifter pushrod guide.
5. Remove the engine front cover and the crankshaft position reluctor ring.
6. Remove the camshaft timing chain and sprockets.
7. Remove the balance shaft drive gear.
8. Remove the bolt holding the balance shaft driven gear.
9. Remove the balance shaft driven gear.
