wifes truck has great heat pumping out the drivers side but the pass is ice cold, i was reading up on the net and some people say u have to drain all refigerant and remove dash. But then there is another kit where u cut it and reseal it without dash removal, my ? is for the mopar guys is there anyway to test if its the motors or the blend door and is there seperate blend doors for pass and drivers side and will this work for me if so http://www.denlorstools.com/autoblog...d-door-repair/