Water Pump Installation

^ Tools Required
- J 41240 Fan Clutch Remover and Installer





1. If reusing the fasteners, apply sealant GM P/N 12346004 or equivalent to the threads of the water pump bolts.
2. Install the water pump and the NEW water pump gaskets.
3. Install the water pump bolts.
^ Tighten the water pump bolts to 45 Nm (33 ft. lbs.).

NOTICE: Refer to Fastener Notice in Service Precautions.





4. Install the water pump inlet hose and the water pump inlet hose clamps.

IMPORTANT: After final assembly, the water pump inlet hose clamp tangs (water pump end) must point forward and the upper tang should be level with the outside diameter of the water pump inlet hose.





5. Install the fan and water pump pulley and bolts using the J 41240.
^ Tighten the fan and water pump pulley bolts to 25 Nm (18 ft. lbs.).