Cutlass Supreme RWD V8-307 5.0L (1988)
Heater Core: Service and Repair
Removal
Evaporator And Heater Core Removal
REMOVE OR DISCONNECT
1. Negative battery cable.
2. Drain cooling system.
3. Upper dash weatherstrip.
4. Upper secondary cowl.
5. Heater hoses from core.
NOTE Blowing out residual coolant from inside the heater core will prevent coolant leakage into the passenger compartment when the heater
core is removed.
6. Sound insulator.
7. Rear seat duct adapter.
8. Heater duct.
9. Heater core cover.
10. Heater core.
