3.7L/4.7L Engines
WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Refer to the applicable warnings Plumbing , Warning and cautions Plumbing , Caution for this system before performing the following operation. Failure to follow these instructions may result in serious or fatal injury.
NOTE:
4.7L engine shown in illustration. 3.7L engine similar.
- Disconnect and isolate the negative battery cable.
- Recover the refrigerant from the refrigerant system. Refer to Plumbing , Standard Procedure .
- Remove the air filter housing cover and resonator inlet tube. Refer to BODY, Air Cleaner , Removal , 3.7L , BODY, Air Cleaner , Removal , 4.7L , BODY, Air Cleaner , Removal , 5.7L , or BODY, Air Cleaner , Removal , 6.7L .
- Remove the nuts (3) that secures the A/C liquid line (1) and the A/C suction line (5) to the A/C expansion valve (2) and to the A/C compressor (4).
- Disconnect the A/C suction line and the A/C liquid line from the A/C expansion valve and the A/C compressor.
- Separate the A/C liquid line from the A/C suction line and remove and discard the O-ring seals and gaskets.
- Install plugs in, or tape over the opened refrigerant line fittings and the expansion valve and compressor ports.