Auxiliary Heater Core

Auxiliary Heater Core



















Removal and Installation

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Drain the engine coolant.

3. Release the 2 heater hose clamps and disconnect the heater hoses.





4. Remove the rear quarter trim panel.

5. Remove the 2 auxiliary line floorpan bracket nuts.





6. NOTE: The screw and line bracket are located inside the vehicle above the floorpan line bracket.

Remove the 4 line bracket screws and the line bracket.





7. Disconnect the auxiliary harness electrical connector.

8. Remove the 2 auxiliary heater core and evaporator core housing bolts and auxiliary heater core and evaporator core housing nut.
- To install, tighten to 6 Nm (53 lb-in).

9. Disconnect the 2 auxiliary actuator electrical connectors.

10. Remove the 3 auxiliary mode door actuator screws.

11. Remove the auxiliary mode door actuator.

12. Remove the 3 auxiliary temperature blend door actuator screws.

13. Remove the auxiliary temperature blend door actuator.

14. Remove the 4 heater core cover screws.

15. Remove the heater core cover.

16. Disconnect the 2 heater core hose clamps.

17. Remove the auxiliary heater core.

18. To install, reverse the removal procedure.
- Lubricate the coolant hoses with plain water only if needed.

19. Fill the engine cooling system.