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3.6L Engine - R-1234YF

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.
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 with Internal Heat Exchanger (IHX) are serviced together as an assembly.

  1. Disconnect and isolate the negative battery cable.
  2. Recover the refrigerant from the refrigerant system. Refer to PLUMBING, STANDARD PROCEDURE .
  3. Remove the engine upper intake manifold. Refer to MANIFOLD, INTAKE, REMOVAL .
  4. Remove the coolant recovery container (1). Refer to BOTTLE, COOLANT RECOVERY, REMOVAL .
    Fig 1: Identifying A/C Pressure Transducer, A/C Liquid Line, Wire Harness Connector & Nut
    GC0169896Courtesy of CHRYSLER GROUP, LLC
  5. Disconnect the wire harness connector (4) from the A/C pressure transducer (3) and remove the transducer from the A/C liquid line, if required.
  6. Remove the nut (1) that secures the A/C liquid line (2) to the condenser tapping block.
  7. Disconnect the A/C liquid line (2) from the A/C condenser and remove and discard the O-ring seal and gasket.
    Fig 2: Identifying PCM, A/C Liquid Line, Mounting Bracket & Bolt
    GC0169897Courtesy of CHRYSLER GROUP, LLC
  8. Remove the bolt (3) that secures the bracket (2) containing the A/C liquid line (1) to Powertrain Control Module (PCM) mounting bracket (4).
    Fig 3: Identifying A/C Suction Line, PCM Wire Harness Retainer & Nut
    GC0169869Courtesy of CHRYSLER GROUP, LLC
  9. Disengage the PCM wire harness retainer (3) from the A/C suction line stud.
  10. Remove the nut (2) that secures the A/C suction line (1) to the A/C compressor.
  11. Disconnect the A/C suction line (1) from the A/C compressor and remove and discard the O-ring seal and gasket.
    Fig 4: Identifying A/C Liquid Line, A/C Suction Line & Nut
    GC0169876Courtesy of CHRYSLER GROUP, LLC
  12. Remove the nut (2) that secures the bracket (1) containing the A/C suction line and A/C liquid line (3) at the IHX to the stud on the cowl panel.
  13. Disengage the refrigerant line bracket (1) from the stud.
    Fig 5: Identifying A/C Expansion Valve, Suction Lines & Nut
    GC0169852Courtesy of CHRYSLER GROUP, LLC
  14. Remove the nut (1) that secures the A/C liquid line and A/C suction line (2) to the A/C expansion valve (3).
  15. Disconnect the A/C liquid and suction lines (2) from the A/C expansion valve (3) and remove and discard the O-ring seals.
  16. Remove the A/C liquid and suction line assembly with IHX from the engine compartment.
  17. Install plugs in, or tape over, the open refrigerant line fittings and the compressor, condenser and expansion valve ports.
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