Water Pump Replacement

Water Pump Replacement (RPO LS4)

Removal Procedure





1. Drain the cooling system.
2. Loosen the water pump bolts (318).
3. Remove the drive belt.
4. Remove the water pump bolts (318).
5. Remove the water pump (300) and gasket (314). Discard the gasket.
6. Clean and inspect the water pump gasket mating surfaces.

Installation Procedure





1. Install the water pump (300) and a NEW gasket (314).
2. Install the water pump bolts (318) until snug.
3. Install the drive belt.

Notice: Refer to Fastener Notice in Service Precautions.

4. Tighten the water pump bolts (318).
Tighten the bolts to 12 Nm (106 lb in).
5. Fill the cooling system.