I have a 2008 Dodge Ram 1500 quad cab 4X4 RED i would liketo buy from dodge the 34 gallon tank and the fuel pump assmby and replace it but 4 different dodge dealers are telling no possible. It was offered as an option on my truck at purchase. 34 gallon tank fits and straps up just like my cuurent fuel neck same i fail to understand the problem. Anyone have any ideas they say cannot reset PCM.