Radiator Surge Tank Replacement

Radiator Surge Tank Replacement

Special Tools

GE-47716 Vac N Fill Coolant Refill Tool

Removal Procedure

1. Drain the engine coolant. 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. Remove the surge tank inlet hose clamp from the surge tank.
3. Disconnect the surge tank inlet hose from the surge tank.




4. Remove the surge tank bolts from the surge tank.
5. Lift the surge tank to gain access to the heater outlet hose.
6. Remove the heater outlet hose clamp from the surge tank.
7. Remove the heater outlet hose from the surge tank.
8. Remove the surge tank from the vehicle.

Installation Procedure




1. Install the heater outlet hose to the surge tank.
2. Install the surge tank to the vehicle.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the surge tank bolts to the surge tank and tighten the bolts to 9 Nm (80 lb in).




4. Connect the surge tank inlet hose to the surge tank.
5. Install the surge tank inlet hose clamp to the surge tank.
6. Fill the engine coolant. 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).