Removal & Installation (Rear Auxiliary A/C-Heater System)
WARNING: This page is about a different car, the 1999 Lincoln Navigator and 1999 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Discharge A/C system, using approved refrigerant recovery/recycling equipment. Drain radiator. Remove left quarter trim panel access cover. Disconnect evaporator core tubes from expansion valve. Remove expansion valve. To install, reverse removal procedure.