Sierra 3500 Denali 2WD V8-6.0L (2011)
5. Remove the discharge hose nut from the condenser.
6. Remove the discharge hose from the condenser.
7. Disconnect the electrical connector from the A/C recirculation switch.
8. Remove the discharge hose from the vehicle.
9. Discard all of the used sealing washers. Cap the system openings.
Installation Procedure
1. Install the discharge hose (1) to the vehicle.
2. Install the discharge hose to the condenser using new sealing washers. Refer to Air Conditioning System Seal Replacement (See: Coupler
HVAC/A/C Coupler O-ring/Service and Repair/Air Conditioning System Seal Replacement).
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
3. Install the discharge hose nut to the condenser and tighten to 16 Nm (12 lb ft).
4. Install the upper air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement (See: Engine, Cooling and Exhaust/Cooling
System/Radiator/Service and Repair/Removal and Replacement/Radiator Air Upper Baffle and Deflector Replacement).
5. Connect the electrical connector to the A/C recirculation switch.
