Turbocharger Coolant Return Pipe Replacement

Turbocharger Coolant Return Pipe Replacement

Removal Procedure




1. Drain the cooling system. Refer to Cooling System Draining and Filling (GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (Static Fill LNF) (Service and Repair)Cooling System Draining and Filling (Static Fill LE5, L61) (Service and Repair).
2. Remove the catalytic converter. Refer to Catalytic Converter Replacement (LAP) (Service and Repair)Catalytic Converter Replacement (LNF) (Service and Repair).
3. Remove the O2 sensor. Refer to Heated Oxygen Sensor Replacement - Sensor 1 (Service and Repair).
4. Remove the turbo exhaust pipe heat shield bolts (1) and shield (2).




5. Remove the turbo heat shield bolts (1) and the turbo heat shield (2).




6. Remove the turbo brace bolts (1) the turbo brace nut (2) and the turbo brace (3),




7. Remove the turbo exhaust pipe nuts (1) and elbow (2).




8. Remove the banjo bolts (1) and the turbocharger coolant return pipe (2).

Installation Procedure




1. Install NEW gaskets to the banjo fittings (1) on the turbocharger coolant return pipe (2).

Caution: Refer to Fastener Caution (Fastener Caution).

2. Install the turbocharger coolant return pipe banjo bolts (1) and tighten to 35 Nm (26 lb ft.




3. Install a NEW turbo exhaust pipe gasket (3).
4. Install the turbo exhaust pipe elbow (2) and nuts (1) and tighten to 50 Nm (37 lb ft).




5. Install the turbo brace (3) the turbo brace bolts (1) and the turbo brace nut (2) and tighten to 58 Nm (43 lb ft).




6. Install the turbo heat shield (2) and the turbo heat shield bolts (1) and tighten to 9 Nm (80 lb in).




7. Install the turbo exhaust pipe heat shield (2) and the heat shield bolts (1).
8. Install the O2 sensor. Refer to Heated Oxygen Sensor Replacement - Sensor 1 (Service and Repair).
9. Install the catalytic converter. Refer to Catalytic Converter Replacement (LAP) (Service and Repair)Catalytic Converter Replacement (LNF) (Service and Repair).
10. Fill the cooling system. Refer to Cooling System Draining and Filling (GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (Static Fill LNF) (Service and Repair)Cooling System Draining and Filling (Static Fill LE5, L61) (Service and Repair).