RAM 3500 Truck 2WD V8-5.7L (2008)
Hose/Line HVAC: Service and Repair
A/C Line - Removal
Discharge Line
5.7L ENGINE
WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation See: Heating and Air
Conditioning/Service Precautions/Warning and See: Heating and Air Conditioning/Service Precautions/Caution. Failure to follow the
warnings and cautions could result in possible personal injury or death.
1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant system See: Heating and Air Conditioning/Service and Repair/Refrigerant System Recovery .
3. Disconnect the wire harness connector from the A/C pressure transducer (8).
4. Remove the nut (2) that secures the A/C discharge line (1) to the A/C condenser (3).
5. Disconnect the A/C discharge line from the A/C condenser and remove and discard the O-ring and gasket.
6. Install plugs in, or tape over the discharge line fitting and the condenser port.
7. Remove the nut (7) that secures the A/C discharge line to the A/C compressor (6).
8. Disconnect the A/C discharge line from the A/C compressor and remove and discard the O-ring and gasket.
9. Install plugs in, or tape over the opened refrigerant line fitting and the compressor port.
10. Remove the A/C discharge line from the engine compartment.
11. If necessary, remove the A/C pressure transducer from the A/C discharge line See: Heating and Air Conditioning/Refrigerant Pressure Sensor /
Switch/Service and Repair/Removal .
Liquid Line
3.7L/4.7L/5.7L ENGINES
WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation See: Heating and Air
Conditioning/Service Precautions/Warning and See: Heating and Air Conditioning/Service Precautions/Caution. Failure to follow the
warnings and cautions could result in possible personal injury or death.
NOTE: The A/C liquid line is serviced in two sections.
FRONT SECTION
