Heater Outlet Pipe Replacement

Heater Outlet Pipe Replacement (RPO LY7) (3.4L)

Removal Procedure




1. Partially drain the cooling system. 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 heater pipe outlet hose (1) from the heater outlet pipe.
3. Remove the heater inlet pipe. Refer to Heater Inlet Pipe Replacement (LY7) (Service and Repair)Heater Inlet Pipe Replacement (LNJ) (Service and Repair).




4. Remove the heater outlet pipe (1).
5. Remove the heater outlet pipe O-ring (2). Discard O-ring.

Installation Procedure




1. Install a NEW heater inlet pipe O-ring.
2. Install the heater outlet pipe (1).




3. Install the heater outlet hose (1) to the heater outlet pipe.
4. Install the heater inlet pipe. Refer to Heater Inlet Pipe Replacement (LY7) (Service and Repair)Heater Inlet Pipe Replacement (LNJ) (Service and Repair).