Water Pump: Service and Repair

Water Pump Replacement (RPO LX9)

Removal Procedure




1. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (Vac-N-Fill).
2. Loosen the water pump pulley bolts.
3. Remove the drive belt.
4. Remove the water pump pulley bolts.
5. Remove the water pump pulley.




6. Remove the water pump bolts.
7. Remove the water pump.
8. Remove and discard the water pump gasket.
9. Clean the water pump mating surfaces.

Installation Procedure




1. Install a NEW water pump gasket onto the water pump.
2. Install the water pump.

Notice: Refer to Fastener Notice.

3. Install the water pump bolts.

Tighten the bolts to 10 N.m (89 lb in).




4. Install the water pump pulley.
5. Install the water pump pulley bolts until snug.
6. Install the drive belt.
7. Tighten the water pump pulley bolts.

Tighten the bolts to 25 N.m (18 lb ft).

8. Fill the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (Vac-N-Fill).