Yukon 2WD V8-5.7L VIN R (1997)
Evaporator Core: Service and Repair
Rear Air Conditioning
Remove or Disconnect
1. Negative battery cable.
2. Recover refrigerant.
3. Rear quarter interior trim.
4. Right rear quarter trim.
5. Auxiliary refrigerant hoses from auxiliary evaporator.
6. Electrical connectors, as necessary.
7. Auxiliary case cover.
a. Remove screws securing case to rear quarter sheet metal.
b. Remove blower housing from rear of case.
c. Remove 10 case clips.
d. Separate case halves.
8. Pipe insulator.
9. Evaporator core.
Install or Connect
1. Evaporator core.
2. Pipe insulator.
3. Auxiliary case cover screws or clips as equipped.
4. Auxiliary case to the vehicle.
5. Auxiliary refrigerant hoses to auxiliary evaporator.
6. Electrical connectors as necessary.
7. Right rear quarter trim panel.
8. Rear quarter interior trim, as necessary.
9. Negative battery cable.
10. Charge A/C system.
11. Check system for leaks.