Notice: Do not run the engine without the oil pump drive in place. This will cause extensive engine damage.
1. Remove the engine cover from the upper in take manifold.
2. Disconnect the negative battery cables from the batteries. Refer to Battery Cable in Engine Electrical.
3. Remove the fuel filter from the lower intake manifold and position to the side secure out of the way.
4. Tie the engine wiring harness extension harness assembly out of the way.
5. Remove the retaining clamp and bolt from the oil pump drive gear.
6. Remove the oil pump drive gear from the engine block.
7. Remove the oil pump drive gear O – ring.
