Withdrawal
Cadillac Escalade (models before 2005)
1. Pump out the coolant from the air conditioning system.
2. (C69 models) Remove the air filter if necessary.
3. (C60 models) Remove the grille. See chapter "Body".
4. (C69 models) Disconnect the evaporator tube (4) from distributor (6). Tightening torque 24 Nm.
1 - tube with expansion jet, 2, 5 - washer, 3 - connector, 4 - evaporator tube, 6 - distributor.
5. (C60 models) Disconnect the evaporator tube from the condenser (1).
1 - condenser, 2 - evaporator tube, 3 - expansion jet tube.
6. Remove and discard sealing washer.
7. Place plugs on the open ends of the tubing to prevent contamination of the system.
8. Using a special tool, disconnect the expansion jet tube from the evaporator tube.
9. Place plugs on the open ends of the tubing to prevent contamination of the system.
10. Installation is carried out in the reverse order.
Note: Before installing new sealing washers, apply compressor oil to them.
11. Evacuate the system and charge the system with refrigerant.
12. Using a special tool, check the connected fittings of the system for refrigerant leakage.
Chevrolet Tahoe, Cadillac Escalade (models since 2005)
1. Pump out the coolant from the air conditioning system.
2. (Models since 2007) Remove the top radiator cap and deflector.
3. (Models since 2007) Remove the air filter.
4. Loosen the evaporator tube connection. Tightening torque 25 Nm.
5. Using a special tool, disconnect the expansion jet tube (1) from the evaporator tube (2).
6. Install plugs on the open ends of the tubes.
Installation
7. Installation is carried out in the reverse order.
Note: Install a new O-ring.
8. Charge the system with refrigerant.
9. Using a special tool, check the connected fittings of the system for refrigerant leakage.