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Water Pump: Service and Repair



Water Pump Replacement (RPOs L26/L32)

Removal Procedure




1. Drain the cooling system.
2. Reposition the accessory wiring junction block.
3. Loosen the water pump pulley bolts.
4. Remove the drive belt.
5. Remove the water pump pulley bolts.
6. Remove the water pump pulley.
7. Remove the power steering pump mounting bolts and reposition.




8. Remove the water pump bolts.




9. Remove the water pump.
10. Remove the water pump gasket.
11. Clean and inspect the water pump gasket mating surfaces.

Installation Procedure




1. Install the gasket and the water pump.

Notice: Refer to Fastener Notice in Service Precautions.

2. Install the water pump bolts.
^ Tighten the long water pump bolts to 34 N.m (25 lb ft).
^ Tighten the short water pump bolts to 22 N.m (16 lb ft).




3. Install the water pump pulley.
4. Install the water pump pulley bolts.

Tighten the bolts to 13 N.m (115 lb in).

5. Install the power steering pump.
6. Install the drive belt.
7. Install the accessory wiring junction block.
8. Fill the cooling system.