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6.7L Diesel Engine

WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Refer to the applicable warnings and cautions for this system before performing the following operation. Refer to PLUMBING, WARNING  and PLUMBING, CAUTION . Failure to follow these instructions may result in serious or fatal injury.

Fig 1: A/C Expansion Valve & Lines
GC0089599Courtesy of CHRYSLER GROUP, LLC
  1. Disconnect and isolate the negative battery cable.
  2. Recover the refrigerant from the refrigerant system. Refer to PLUMBING, STANDARD PROCEDURE .
  3. Remove the air filter housing.
  4. Remove the nut (1) that secures the A/C liquid line (2) and A/C suction line (3) to the A/C expansion valve (4).
  5. Disconnect the A/C liquid and suction lines from the A/C expansion valve and remove and discard the O-ring seals.
  6. Separate the A/C liquid line from the A/C suction line and install plugs in, or tape over the opened refrigerant line fittings and expansion valve ports.
    Fig 2: Nuts, A/C Compressor, A/C Suction Line & A/C Discharge Line
    GC0137128Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    Illustration shown with lower radiator hose removed for clarity.

  7. Remove the turbocharger outlet tube.
  8. Remove the nut (1) that secures the A/C suction line (3) to the A/C compressor (2).
  9. Disconnect the A/C suction line from the A/C compressor and remove and discard the O-ring seals and gaskets.
  10. Install plugs in, or tape over the opened suction line fittings and compressor port.
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