We bought this vehicle used with 80,000 miles on it.  It looks new inside and out,  It drives great and has all the options that I love to have in a luxury vehicle. Unfortunately the AC/ heat system is malfunctioning, the transmission pan rusted and started leaking out the transmission oil, and the driver's seat will not heat.  I did some web searches on these problems and found that they are common for the Grand Cherokees.  I've contacted Chrysler/Jeep and they said that they were sorry and since the vehicle is out of warranty there is nothing that they can do!  I also found out that these...