Where is the thermal expansion valve on a Grand Caravan?

Where is the thermal expansion valve on a Grand Caravan?

At the rear evaporator there is a steel backing plate which the thermal expansion valve bolts to – corrosion is very common in this area.

Can you remove the rear expansion valve on a Chrysler?

I replaced the rear expansion valve during a complete AC re-furb. I recall that it was as shown w/ the long stud from the expansion valve passing thru the tube fitting. I had no trouble removing it, but also didn’t notice any corrosion. If you can remove both parts, you can separate them on the bench.

How to remove rear AC evaporator on Dodge Grand Caravan?

I tried to follow the process outlined here: http://www.topix.com/forum/autos/dodge-grand-caravan/TGUFTAJPBTRC8JVS7/p5#c88 The goal is to leave the heater hoses connected in place, and be able to swing the plenum away from the evaporator, at which point you should be able to remove and replace the evaporator.

Why does my Chrysler Grand Caravan leak AC?

There is a plate on the rear A/C that is easily damaged and causes leakage. Chrysler has extended the warranty on it. Often if you return to the dealer that you have been working with, they will allow you a little over the mileage.

I replaced the rear expansion valve during a complete AC re-furb. I recall that it was as shown w/ the long stud from the expansion valve passing thru the tube fitting. I had no trouble removing it, but also didn’t notice any corrosion. If you can remove both parts, you can separate them on the bench.

I tried to follow the process outlined here: http://www.topix.com/forum/autos/dodge-grand-caravan/TGUFTAJPBTRC8JVS7/p5#c88 The goal is to leave the heater hoses connected in place, and be able to swing the plenum away from the evaporator, at which point you should be able to remove and replace the evaporator.

What is the backing plate on a Grand Caravan?

The backing plate is simply a plate with two threaded holes that fits around the liquid and suction tubes – the two torx headed bolts go through the expansion valve and thread into the backing plate…holding the valve tight to the flanged tubes.

How to replace the rear AC evaporator in a minivan?

The front and rear evaporators share the same refrigerant loop, so the only way to disable the rear it to cut off the AC lines going to the rear and block them off. It’s not really ideal if you want to eventually replace the rear evaporator. Click to expand…