Heater Core: Service and Repair

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. For additional information, refer to Climate Control System - General Information and Diagnostics Testing and Inspection.

1. Remove the plenum chamber. For additional information, refer to Plenum Chamber Plenum Chamber.

2. Remove the screws and the heater core cover.





3. Carefully cut the seal above the heater core inlet and outlet tubes and remove the heater core.





4. To install, reverse the removal procedure.