Workshop Manuals Factory service & repair Cadillac
01 Relays and Modules02 Sensors and Switches03 Maintenance04 Engine, Cooling and Exhaust05 Powertrain Management06 Transmission and Drivetrain07 Brakes and Traction Control08 Starting and Charging09 Power and Ground Distribution10 Steering and Suspension11 Heating and Air Conditioning12 Restraint Systems13 Accessories and Optional Equipment14 Body and Frame15 Cruise Control16 Instrument Panel, Gauges and Warning Indicators17 Lighting and Horns18 Windows and Glass19 Wiper and Washer Systems
Cadillac Escalade V8-6.0L VIN N (2002)03 · Maintenance
03 · Maintenance

Refrigerant: Specifications (page 2 of 4)

Make
Cadillac
Model
Escalade
Engine
V8-6.0L VIN N
Year
2002
Section
Fluids › Refrigerant
MaintenanceSpecifications · page 2 of 4
background image

Refrigerant: Service and Repair

If oil was removed from the A/C system during the recovery process or due to component replacement, the oil must be replenished. Oil can be injected
into a charged system using J 45037 For the proper quantities of oil to add to the A/C refrigerant system, refer to Refrigerant System Capacities.

Flushing
TOOLS REQUIRED
^

J 43600 Air Conditioning Service Center

^

J 45268 Flush Adapter Kit

^

J 41447 Leak Detection Dye

^

J 41459 Leak Detection Dye Injector

^

J 42220 Universal Leak Detection Lamp

IMPORTANT:  Flushing is not intended to remove metal from the A/C system.

Flushing is intended to remove the following:
^

Contaminated PAG oil

^

Desiccant, following a desiccant bag failure

^

Overcharge of PAG oil

^

Refrigerant contamination

IMPORTANT:  Warmer engine or ambient temperature decreases the refrigerant recovery time during the A/C flush procedure.

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Remove the orifice tube.
3. Connect the A/C lines with the orifice tube removed.
4. Remove the A/C compressor.
5. Inspect the end of the suction hose for a suction screen.
6. Remove the suction screen, if installed.
7. Install the J 45268-4 to the A/C compressor suction hose.
8. install the J 45268-5 to the A/C compressor discharge hose.
9. Forward flow refrigerant flushing is recommended for contaminated refrigerant or PAG oil. Perform the following procedure:

IMPORTANT:  The filter inside the J 45268-1 is serviceable. Remove and discard the check valve from the filter.

9.1.

Service the filter with AC P/N GF 470, before each flush.
Connect the J 45268-1 flush filter to the suction port of the J 45268-4 flush adapter.

9.2.

Connect the blue hose from the J 43600 to the J 45268-1 flush filter adapter.

9.3.

Connect the red hose from the J 43600 to the J 45268-5 flush adapter.

10. Reverse flow refrigerant flushing is recommended for desiccant bag failure.

Perform the following procedure and replace the accumulator when the flush procedure is complete.

IMPORTANT:  The filter inside the J 45268-1 is serviceable. Remove and discard the check valve from the filter.

10.1. Service the filter with AC P/N GF 470, before each flush.

Connect the J 45268-1 flush filter to the discharge port of the J 45268-5 flush adapter.

10.2. Connect the blue hose from the J 43600 to the J 45268-1 flush filter adapter.

Pinch or Ctrl + scroll to zoom. Double-tap to reset.

Parts & tools for this job For 2002 Cadillac Escalade 6.0L

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.