Grand Caravan V6-3.8L (2009)
8. Remove the nut (3) that secures the A/C suction line (1) and the A/C liquid line (5) to the A/C expansion valve (2).
9. Disconnect the A/C suction and liquid lines from the A/C expansion valve and remove and discard the washer seals.
10. Separate the A/C liquid line from the tapping block (4) of the A/C suction line.
11. Disengage the A/C suction line from the retaining brackets located near the center of the dash panel and at the rear of the receiver/drier.
12. Remove the A/C suction line from the engine compartment.
13. Install plugs in, or tape over the opened refrigerant line fittings and the compressor and expansion valve ports.
A/C Suction Line - Installation
INSTALLATION
CAUTION: Be certain to adjust the refrigerant oil level when servicing the A/C refrigerant system See: Service and Repair/Refrigerant Oil
Level. Failure to properly adjust the refrigerant oil level will prevent the A/C system from operating as designed and can cause
serious A/C compressor damage.
NOTE: When replacing multiple A/C system components, refer to the Refrigerant Oil Capacities chart to determine how much oil should be
added to the refrigerant systemSee: Service and Repair/Refrigerant Oil Level.
NOTE: Replacement of the refrigerant line seals and gaskets is required anytime a refrigerant line is disconnected. Failure to replace the
rubber O-ring seals, metal gaskets or washer seals may result in a refrigerant system leak.
1. Remove the tape or plugs from the opened refrigerant line fittings and the expansion valve and compressor ports.
2. Lubricate new washer seals with clean refrigerant oil and install them onto the opened refrigerant line fittings. Use only the specified seals as they
are made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the A/C compressor in the vehicle.
3. Position the A/C suction line (1) into the engine compartment.
4. Engage the A/C suction line to the retaining brackets located near the center of the dash panel and at the rear of the A/C receiver/drier.
5. Install the A/C liquid line (5) into the suction line tapping block (4).
6. Connect the A/C suction and liquid lines to the A/C expansion valve (2).
7. Install the nut (3) that secures the A/C suction and liquid lines to the A/C expansion valve. Tighten the nut to 23 Nm (17 ft. lbs.).
