Water Pump: Removal
WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the cooling system. Remove the air cleaner assembly. Remove mounting the 2 mounting nuts from the injector sight shield (top engine cover). Lift the injector sight shield off the mounting studs by lifting at the front of the cover. Remove the bank 2 Secondary Air Injection (AIR) shut-off valve. SECONDARY AIR INJECTION SHUT-OFF VALVE under EMISSION SYSTEMS & SUB-SYSTEMS.
- Remove the oil level indicator tube nut. Remove the water pump belt cover fasteners. See Figure. Remove the water pump belt cover. Remove the water pump drive belt. Remove the radiator outlet hose from the thermostat housing. Remove the water pump cover bolts. See Figure.
- Remove the water pump cover. Disconnect the heater return hose. Position the Water Pump Remover/Installer (J-38816-A) to the water pump locking ears. See Fig 1. Fasten the support plate to the water housing crossover, to ensure proper engagement of the tool to the water pump locking ears. Using the water pump remover/installer, turn the pump clockwise in order to remove the pump from the housing.
- Remove the support plate from the water housing crossover. Remove the water pump from the vehicle. Remove the seal from the water crossover assembly. Clean the sealing surfaces of the water housing crossover and the pump cover. Clean and inspect the water pump. See INSPECTION .