Water Pump: Service and Repair

Water pump replacement. 4.3L/V6-262:

1. Drain cooling system.
2. Remove serpentine drive belt, then the upper fan shroud.
3. Remove fan,then fan clutch assembly and water pump pulley.
4. Remove hoses from pump.
5. Remove water pump attaching bolts, then pump Fig. 20.
6. Reverse procedure to install. Torque bolts to specification.