Heater Core Case: Service and Repair

AUXILIARY HEATER CORE HOUSING







Removal and Installation
1. Drain the engine coolant.
2. Release the clamps and disconnect the heater hoses from the heater core.
3. Remove the instrument panel. Refer to: Body and Frame, Interior Moulding/Trim, Dashboard/Instrument Panel, Service and Repair, Removal and Installation, Removal and Installation

4. If equipped with A/C, remove the evaporator core housing.

5. NOTE: Carefully remove the heater core housing to avoid spilling engine coolant in the passenger area.

Remove the 3 nuts and the heater core housing.
- Transfer any necessary external components from the old evaporator core housing to the new evaporator core housing.

6. NOTE: Lubricate the coolant hoses with plain water only, if needed.

To install, reverse the removal procedure.
- Fill and bleed the engine cooling system.