Radiator Drain Plug: Service and Repair

Radiator Drain Cock Replacement

Tools Required

GE-47716 Vac N Fill Coolant Refill Tool

Removal Procedure




1. Drain the radiator. Refer to Cooling System Draining and Filling (LY7 GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (LNJ GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (LNJ Static Fill) (Service and Repair)Cooling System Draining and Filling (LY7 Static Fill) (Service and Repair).
2. Unscrew the drain plug from the radiator end tank.
3. Remove and discard the O-ring.

Installation Procedure

1. Install the new O-ring.




2. Install and tighten the drain plug into the end tank drain hole.
3. Fill the radiator. Refer to Cooling System Draining and Filling (LY7 GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (LNJ GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (LNJ Static Fill) (Service and Repair)Cooling System Draining and Filling (LY7 Static Fill) (Service and Repair).