Sierra 3500 Denali 4WD V8-6.0L (2011)
6. Install the discharge hose (1) to the A/C compressor 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).
7. Install the discharge hose mounting bolt and tighten to 16 Nm (12 lb ft).
8. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (HP2) (See: Service and Repair)Refrigerant Recovery and
Recharging (Non-HP2) (See: Refrigerant/Service and Repair).
9. Leak test the fittings of the component using the J 39400-A .
Suction Hose Replacement (LGH, LML)
Suction Hose Replacement (LGH, LML)
Special Tools
GE-39400-A - Halogen Leak Detector
For equivalent regional tools, Refer toSpecial Tools (See: Tools and Equipment/Heating, Ventilation, and Air Conditioning)
Removal Procedure
1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging (HP2) (See: Service and Repair)Refrigerant Recovery and Recharging
(Non-HP2) (See: Refrigerant/Service and Repair).
2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine
Performance Checks/Air Cleaner Housing/Service and Repair).
3. Remove the suction hose mounting bolt (1) from the A/C compressor.
4. Remove the suction hose (2) from the compressor.