Sierra 2500 Denali 2WD V8-6.0L (2011)
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4. Remove the evaporator tube nut (1) from the evaporator.
5. Disconnect the evaporator tube (2) from the evaporator.
6. Remove the evaporator tube nut (1) from the condenser.
7. Disconnect the evaporator tube (2) from the condenser.
8. Unclip the air conditioning evaporator tube from surge tank.
9. Remove the evaporator tube from the vehicle.
10. Discard all of the used sealing washers. Cap all of the open connections.
Installation Procedure