Escalade EXT AWD V8-6.2L (2009)
2. Install the discharge hose to the condenser using new sealing washers. Refer to Sealing Washer Replacement (See: Coupler HVAC/A/C Coupler
O-ring/Service and Repair/Sealing Washer 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 (Yukon) (See: Engine, Cooling and Exhaust/Cooling
System/Radiator/Service and Repair)Radiator Air Upper Baffle and Deflector Replacement (Cadillac) (See: Engine, Cooling and
Exhaust/Cooling System/Radiator/Service and Repair).
5. Connect the electrical connector to the A/C recirculation switch.
6. Install the discharge hose (1) to the A/C compressor using new sealing washers. Refer to Sealing Washer Replacement (See: Coupler HVAC/A/C
Coupler O-ring/Service and Repair/Sealing Washer 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/Procedures/Refrigerant
Recovery and Recharging)Refrigerant Recovery and Recharging (Non-HP2) (See: Service and Repair/Procedures/Refrigerant Recovery and
Recharging).
9. Leak test the fittings of the component using the J 39400-A .
Evaporator Tube Replacement
Evaporator Tube Replacement (Non-HP2)
Special Tools
J 39400-A Halogen Leak Detector
Removal Procedure
1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging (HP2) (See: Service and Repair/Procedures/Refrigerant Recovery and
Recharging)Refrigerant Recovery and Recharging (Non-HP2) (See: Service and Repair/Procedures/Refrigerant Recovery and Recharging).
2. Remove the upper radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement (Yukon) (See: Engine,
Cooling and Exhaust/Cooling System/Radiator/Service and Repair)Radiator Air Upper Baffle and Deflector Replacement (Cadillac) (See:
Engine, Cooling and Exhaust/Cooling System/Radiator/Service and Repair).
3. 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).
4. Remove the surge tank hold down nut and bolt and position aside.
Note: Do not open cooling system.