Good to hear its solved Sean. The good thing with problems like this is that you learn a lot about how the jeep is working. You can always use this again for future trouble shooting (hopefully not neccessary soon).
JEEP Grand Cherokee 4.7 Lmtd 2004
HID 8000K in low and fog / Quad Squad member
KYB Gas-a-Just shocks / Pirelli Scorpion ATR 245/65/17 - Transgo reprogramming shiftkit.