Heater Core: Service and Repair
HEATER UNIT REMOVAL/INSTALLATION1. 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 in the order indicated below.
1. Heater hose
2. Heater unit
3. Rear duct
4. Heat duct
6. 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.