RAM 3500 HD Truck 2WD L6-6.7L DSL Turbo (2008)
NOTE: The A/C suction line for the 5.9L and the 6.7L diesel engine is serviced as an assembly with the A/C discharge line.
1. Disconnect and isolate the negative battery cables.
2. Recover the refrigerant from the refrigerant system See: Heating and Air Conditioning/Service and Repair/Refrigerant System Recovery .
3. Remove the air filter housing cover.
4. Remove the secondary retaining clip (7) from the spring-lock coupler (1) that secures the A/C suction line (6) to the A/C accumulator (5).
5. Using the proper A/C line disconnect tool (Special Tool Kit 7193 or equivalent), disconnect the A/C suction line from the A/C accumulator and
remove and discard the O-ring seals See: Heating and Air Conditioning/Coupler HVAC/Service and Repair/Removal .
6. Install plugs in, or tape over the opened suction line fitting and the accumulator tube.
7. Disconnect the wire harness connector (5) from the A/C pressure transducer (4).
8. Remove the nut (2) that secures the A/C suction and discharge line assembly (3) to the A/C condenser (1).
9. Disconnect the A/C discharge line from the A/C condenser and remove and discard the O-ring seal and gasket.
10. Remove the bolt (7) that secures the A/C suction and discharge line assembly to the A/C compressor (6).
11. Disconnect the A/C suction and discharge line assembly from the A/C compressor and remove and discard the O-ring seals and gasket.
12. Remove the A/C suction and discharge line assembly from the engine compartment.
13. Install plugs in, or tape over the opened refrigerant line fittings and the condenser and compressor ports.
14. 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 .
