Technical Service Bulletins for Seville V8-273 45L (1989) Evaporator Core - Page 5316
Evaporator Core: Service and Repair
Remove or Disconnect
1. Drain radiator
2. Cross tower support bracket
3. Cowl relay center bracket (2 nuts) and position aside to gain access
4. High side temperature sensor connector, low side temperature sensor connector, low pressure switch connector and harness bracket and clips
5. Heater core inlet and outlet coolant hoses
6. Heater hose T-connector and move to gain access
7. Heat shield. Two (2) screws in engine compartment, raise car and two (2) screws underneath.