Express 3500 V8-6.0L (2010)
7. Remove auxiliary heater hose clamps (1).
8. Remove auxiliary a/c evaporator nuts (2).
9. Remove auxiliary a/c and heater hose bracket nuts (3).
10. Remove auxiliary a/c and heater hose bracket bolt (4).
11. Remove auxiliary air conditioning evaporator & heater tube assembly (5).
Installation Procedure