78. Water Pump Installation

Water Pump Installation

Special Tools

J 41240 - Fan Clutch Remover and Installer

For equivalent regional tools, refer to Special Tools Special Tools.




1. If reusing the fasteners, apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the threads of the water pump bolts.
2. Install the water pump and the NEW water pump gaskets.

Caution: Refer to Fastener Caution Fastener Caution.

3. Install the water pump bolts and tighten to 45 Nm (33 lb ft).





Note: 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.

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




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