Water Pump: Service and Repair

Water Pump Replacement (LZ4) (3.5L)

Removal Procedure




1. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (LAT) (Service and Repair)Radiator Outlet Hose Replacement (LY7) (Service and Repair)Radiator Outlet Hose Replacement (LZ4) (Service and Repair)Radiator Outlet Hose Replacement (LE5) (Service and Repair)Radiator Outlet Hose Replacement (HP5) (Service and Repair).
2. Remove the front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement (Service and Repair).
3. Remove the drive belt. Refer to Drive Belt Replacement (Service and Repair).
4. Remove the water pump pulley bolts (1).
5. Remove the water pump assembly bolts (2).
6. Remove the water pump and O-ring.

Installation Procedure




1. Clean the engine block at the water pump mating surface.
2. Install a new water pump O-ring to the water pump.
3. Install the water pump assembly.

Caution: Refer to Fastener Caution (Fastener Caution).

4. Install the water pump bolts (2) and tighten to 25 Nm (18 lb ft).
5. Install the water pump pulley bolts (1) and tighten to 25 Nm (18 lb ft).
6. Install the drive belt. Refer to Drive Belt Replacement (Service and Repair).
7. Install the front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement (Service and Repair).
8. Install the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (LAT) (Service and Repair)Radiator Outlet Hose Replacement (LY7) (Service and Repair)Radiator Outlet Hose Replacement (LZ4) (Service and Repair)Radiator Outlet Hose Replacement (LE5) (Service and Repair)Radiator Outlet Hose Replacement (HP5) (Service and Repair).