LaCrosse V8-5.3L (2008)
Water Pump: Service and Repair
Water Pump Replacement
Water Pump Replacement (LS4)
Removal Procedure
1. Drain the cooling system. Refer to Cooling System Draining and Filling (L26, LY7 GE 47716 Fill) (See: Service and Repair)Cooling System
Draining and Filling (L26 Static Fill) (See: Service and Repair)Cooling System Draining and Filling (LY7 Static Fill) (See: Service and Repair
)Cooling System Draining and Filling (LS4 GE47716 Fill) (See: Service and Repair)Cooling System Draining and Filling (LS4 Static Fill) (See:
Service and Repair).
2. Remove the battery and battery tray. Refer to Battery Tray Replacement (LY7) ()Battery Tray Replacement (L26) ()Battery Tray Replacement
(LS4) (See: Starting and Charging/Battery/Battery Tray/Service and Repair).
3. Remove the drive belt. Refer to Drive Belt Replacement - Accessory (See: Engine/Drive Belts, Mounts, Brackets and Accessories/Drive
Belt/Service and Repair).
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).
Notice: Refer to Fastener Notice (See: Service Precautions/Vehicle Damage Warnings/Fastener Notice).
2. Tighten the water pump bolts (318).