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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (Service Information) >> Plumbing >> Line, A/C Liquid >> Removal >> 3.6L Engine

3.6L Engine

WARNING:

Review the warnings and cautions for this system before performing the procedure. Failure to follow these instructions may result in serious injury or death.

NOTE:

The A/C liquid line and the A/C suction line are serviced together as an assembly.

Fig 1: PCM, Wire Harness, Brackets & Connector
GC0153965Courtesy of CHRYSLER GROUP, LLC
  1. Disconnect and isolate the negative battery cable.
  2. Remove the engine trim cover.
  3. Recover the refrigerant from the refrigerant system. Refer to PLUMBING, STANDARD PROCEDURE .
  4. Disengage the harness brackets (3) from the frame rail and the stud on the A/C compressor (2).
  5. Disconnect the wire harness connector (1) from the Powertrain Control Module (PCM) (4) and position the wire harness out of the way.
    Fig 2: A/C Liquid Line, Coolant Recovery Container & Push-Pin Retainers
    GC0153966Courtesy of CHRYSLER GROUP, LLC
  6. Remove the coolant recovery container (1). Refer to BOTTLE, COOLANT RECOVERY, REMOVAL .
  7. Disengage the push-pin retainers (3 and 4) that secure the A/C liquid line (2) to the frame rail and the PCM bracket.
  8. Disconnect the wire harness connector from the A/C pressure transducer and remove the transducer from the A/C liquid line, if required. Refer to TRANSDUCER, A/C PRESSURE, REMOVAL .
    Fig 3: Liquid Line To Condenser
    GC0131709Courtesy of CHRYSLER GROUP, LLC
  9. Remove the nut (2) that secures the A/C liquid line (1) to the condenser tapping block (3).
  10. Disconnect the A/C liquid line from the A/C condenser and remove and discard the O-ring seal and gasket.
    Fig 4: A/C Compressor, Suction Line & Nut
    GC0153967Courtesy of CHRYSLER GROUP, LLC
  11. Remove the nut (2) that secures the A/C suction line (3) to the A/C compressor (1).
  12. Disconnect the A/C suction line from the A/C compressor and remove and discard the O-ring seal and gasket.
    Fig 5: A/C Suction & Liquid Line Assembly
    GC0153968Courtesy of CHRYSLER GROUP, LLC
  13. Remove the nut (3) that secures the bracket (2) containing the A/C suction line (1) and A/C liquid line (5) to stud on the cowl panel (4).
  14. Disengage the refrigerant line bracket from the stud.
    Fig 6: A/C Lines, Expansion Valve & Nut
    GC0153994Courtesy of CHRYSLER GROUP, LLC
  15. Remove the intake manifold. Refer to MANIFOLD, INTAKE, REMOVAL .
  16. Remove the nut (2) that secures the A/C liquid line (3) and A/C suction line (4) to the A/C expansion valve (1).
  17. Disconnect the A/C liquid and suction lines from the A/C expansion valve and remove and discard the O-ring seals.
  18. Remove the A/C liquid and suction line assembly from the engine compartment.
  19. Install plugs in, or tape over, the opened refrigerant line fittings and the compressor, condenser and expansion valve ports.
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