Grand Caravan FWD V6-201 3.3L VIN R MFI (1998)
Housing Assembly HVAC: Service and Repair
Rear Heater-A/C Unit Replacement and Service
NOTE: Special effort must be used to keep all R-134a system components moisture-free. Moisture in the oil is very difficult to remove and will cause a
reliability problem with the compressor.
REMOVAL
WARNING: ON VEHICLES EQUIPPED WITH REAR A/C, THE REFRIGERANT SYSTEM MUST BE EMPTIED BEFORE
PERFORMING THE FOLLOWING OPERATION. THE ENGINE COOLING SYSTEM MUST ALSO BE RELIEVED OF ALL
PRESSURE.
1. Using a refrigerant recovery machine, remove refrigerant from the A/C system. Disconnect A/C plumbing from rear heater A/C unit.
2. Hoist vehicle.
A/C Lines
3. Remove A/C lines at lower floor pan flange.
A/C Mounting
4. Remove (3) A/C unit floor mounting nuts.
5. Lower vehicle.