Auxiliary Climate Control

HEATER CORE







Removal and Installation

NOTE: If a heater core leak is suspected, the heater core must be leak tested before it is removed from the vehicle.

1. Remove the LH quarter trim panel.
2. Disconnect the auxiliary temperature blend door actuator electrical connector.
3. Remove the 2 auxiliary temperature blend door actuator screws.
4. Remove the auxiliary temperature blend door actuator.
5. Remove the 3 auxiliary heater core cover screws.
6. Using suitable tools, clamp off the auxiliary heater core heater hoses.

7. NOTE: Position the heater core tubes over a suitable drain pan to prevent coolant from spilling into the vehicle.

Release the clamps and disconnect the auxiliary heater core heater hoses.

8. Remove the auxiliary heater core.
9. To install, reverse the removal procedure.
10. Fill the engine cooling system.