Silverado Classic 1500 2WD V6-4.3L (2007)
10. Reposition the water pump inlet hose clamps.
11. Remove the water pump inlet hose.
12. Using J 41240, hold the water pump pulley, remove the water pump pulley bolts.
13. Remove the water pump bolts.
14. Remove the water pump.
15. Remove and discard the water pump gaskets.
16. Clean and inspect the water pump, if necessary. Refer to Water Pump Cleaning and Inspection.
Installation Procedure
1. If reusing the old fasteners, apply sealant GM P/N 12346004, (Canadian P/N 10953480), or equivalent to the threads of the water pump bolts.
2. Install NEW water pump gaskets and the water pump.
