A/C Suction Line - Removal
REMOVAL
WARNING: Review safety precautions and warnings before performing this procedure Warning and Caution . Failure to follow these instructions may result in serious or fatal injury.
NOTE: The A/C suction line is serviced in two sections.
NOTE: LHD model shown in illustrations. RHD model similar.
Upper A/C Suction Line
NOTE: The upper portion of the A/C suction line is only serviced as an assembly with the rear A/C liquid line.
NOTE: Illustration shown with front fascia and headlamp removed for clarity.
1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant systemRefrigerant System Recovery.
3. Raise and support the vehicle.
4. Position the front portion of the right front wheelhouse splash shield out of the way to gain access to the A/C receiver/drier Splash Shield - Removal.
5. Remove the nut (5) that secures the rear section of the A/C liquid line (1) to the A/C receiver/drier (4).
6. Disconnect the rear section of the A/C liquid line from the A/C receiver/drier and remove and discard the O-ring seal and gasket.
7. Disconnect the lower portion of the A/C suction line from the A/C liquid and suction line assembly A/C Suction Line - Removal.
8. Remove the bolt (3) that secures the rear section of the A/C suction line (2) to the right front frame rail.
9. Lower the vehicle.
10. If equipped with heat shield (3), remove the top nut (2) that secures the heat shield to the stud (1) located on the dash panel.
NOTE: Two slots are provided at the bottom of the heat shield to aid in heat shield removal, if equipped. Complete removal of the two bottom heat shield retaining nuts is not required.
11. If equipped, reach behind the engine and remove the two bottom nuts the that secure the heat shield to the studs located on the dash panel and remove the heat shield. Rotate and tilt the heat shield as required.
NOTE: It is only necessary to position the engine coolant reservoir and the power steering fluid reservoir out of the way. Draining of the coolant and power steering fluid is not required.
12. Remove the engine coolant reservoir from the right side of the engine compartment and position it out of the way Coolant Recovery Bottle - Removal.
13. Remove the power steering fluid reservoir from the right front strut tower and position it out of the way Reservoir, Power Steering Pump - Removal.
14. If equipped with ABS, remove the ABS control module and pump assembly and position the brake lines out of the way as necessary Integrated Control Unit (ICU) - Installation.
15. Disconnect the wire harness connector from the A/C pressure transducer (7) located on the A/C liquid line and remove the transducer if required Front A/C Pressure Transducer - Removal.
16. If equipped with rear A/C, disconnect the rear A/C extension lines from the fittings (3) located on the A/C liquid and suction line assembly A/C Underbody Lines - Removal.
17. Remove the nut (6) that secures the refrigerant line retaining bracket to the stud (2) located on the right front strut tower.
18. Remove the nut (5) that secures the A/C liquid and suction line assembly (1) to the A/C expansion valve (4).
19. Disconnect the A/C liquid and suction line assembly from the A/C expansion valve and remove and discard the O-ring seals.
20. Remove the A/C liquid and suction line assembly from the engine compartment.
21. Install plugs in, or tape over all of the opened refrigerant line fittings and the expansion valve and receiver/drier ports.
Lower A/C Suction Line
NOTE: Illustration shown with front fascia and headlamp removed for clarity.
1. Disconnect and isolate the negative battery cable.
2. Recover the refrigerant from the refrigerant systemRefrigerant System Recovery.
3. Raise and support the vehicle.
4. Position the front portion of the right front wheelhouse splash shield out of the way to gain access to the A/C receiver/drier Splash Shield - Removal.
5. Remove the nut (2) that secures the lower A/C suction line (3) to the upper A/C suction line (1).
6. Disconnect the lower A/C suction line to the upper A/C suction line and remove and discard the O-ring seal and gasket.
NOTE: 2.7L shown. Other engines similar.
7. Remove the nut (2) that secures the lower A/C suction line (1) to the A/C compressor (3).
8. Disconnect the lower A/C suction line from the A/C compressor and remove the lower line from the engine compartment.
9. Remove and discard the O-ring seals and gaskets and install plugs in, or tape over all the opened suction line fittings and the compressor port.