CTS RWD V8-6.2L SC (2009)
Water Pump: Service and Repair
Water Pump Replacement
Water Pump Replacement (V8)
Removal Procedure
1. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement (See: Tune-up and Engine Performance Checks/Air
Cleaner Housing/Air Cleaner Fresh Air Duct/Hose/Service and Repair).
2. Drain the cooling system. Refer to Cooling System Draining and Filling (GE 47716) (See: Cooling System/Service and Repair)Cooling System
Draining and Filling (Static Fill) (See: Cooling System/Service and Repair).
3. Remove the cooling fan shroud. Refer to Engine Coolant Fan Shroud Replacement (LLT, LP1, LY7) (See: Cooling System/Fan Shroud/Service
and Repair)Engine Coolant Fan Shroud Replacement (LSA) (See: Cooling System/Fan Shroud/Service and Repair).
4. Remove the supercharger belt. Refer to Supercharger Belt Replacement (See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service
and Repair/Supercharger Belt Replacement)
5. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement - Accessory (See: Drive Belts, Mounts, Brackets and
Accessories/Drive Belt Tensioner/Service and Repair/Drive Belt Tensioner Replacement - Accessory).
6. Remove the drive belt idler pulley. Refer to Drive Belt Idler Pulley Replacement (See: Drive Belts, Mounts, Brackets and Accessories/Idler
Pulley/Service and Repair/Drive Belt Idler Pulley Replacement).
7. Remove the supercharger belt idler pulley bracket. Refer to Supercharger Belt Idler Pulley Bracket Replacement (See: Drive Belts, Mounts,
Brackets and Accessories/Idler Pulley/Service and Repair/Supercharger Belt Idler Pulley Bracket Replacement).
8. Disconnect the radiator inlet hose from the water pump. Refer to Radiator Inlet Hose Replacement (LY7, LLT) (See: Cooling System/Radiator
Hose/Service and Repair)Radiator Inlet Hose Replacement (LSA) (See: Cooling System/Radiator Hose/Service and Repair).
9. Disconnect the radiator outlet hose from the water pump. Refer to Radiator Outlet Hose Replacement (LY7, LLT) (See: Cooling System/Radiator
Hose/Service and Repair)Radiator Outlet Hose Replacement (LSA) (See: Cooling System/Radiator Hose/Service and Repair).
10. Disconnect the radiator surge tank outlet hose from the water pump. Refer to Radiator Surge Tank Outlet Hose/Pipe Replacement (DI) (See:
Cooling System/Coolant Reservoir/Service and Repair)Radiator Surge Tank Outlet Hose/Pipe Replacement (LY7/LLT) (See: Cooling
System/Coolant Reservoir/Service and Repair)Radiator Surge Tank Outlet Hose/Pipe Replacement (LSA) (See: Cooling System/Coolant
Reservoir/Service and Repair).
11. Disconnect the engine coolant inlet pipe from the water pump. Refer to Engine Coolant Inlet Pipe Replacement (See: Cooling System/Coolant
Line/Hose/Service and Repair)
12. Remove the water pump to block bolts (1).
Note: Always clean the water pump and engine block mating surfaces and discard the gaskets.
13. Remove the water pump (2).
Installation Procedure