Heater Core Case: Service and Repair

HEATER UNIT REMOVAL/INSTALLATION

1. Disconnect the negative battery cable.
2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
3. Remove the dashboard.
4. Remove the cooling unit.
5. Remove the rear duct.
6. Disconnect the heater hoses.




7. Remove in the order indicated below.
1. Nut
2. Heater unit

8. Install in the reverse order of removal.

HEATER UNIT DISASSEMBLY/ASSEMBLY




1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.