Suburban 3/4 Ton 2WD V8-350 5.7L (1986)
^ Bulb must make good contact with the line.
^ Add 30 ml (3 ounces) of clean refrigeration oil to new core.
5. Upper case and supports to the core.
6. Lower core case and blower assembly.
7. Blower-evaporator assembly to the roof.
8. Support to roof rail screws.
9. Refrigerant lines to the blower-evaporator unit.
^ Use new seals (0-rings) with clean refrigeration oil.
10. Blower lead wire.
11. Ground wire.
12. Rear duct.
13. Battery ground cable.
14. Evacuate, charge and check the system.