Grand Caravan FWD V6-3.3L VIN 3 Flex Fuel (2002)
Expansion Valve: Locations
The front "H" valve-type Thermal Expansion Valve (TXV) is located at the dash panel between the liquid and suction lines, and the evaporator coil.
The rear "H" valve-type thermal expansion valve (TXV) is located at the rear of the rear heater-A/C unit housing between the evaporator line extension
and the evaporator coil.