Re: WJ dies when I put it in park.
There is a Thread under tech tips on how to do it (eventhough its for a 3.7 WK, the principle is the same)
JEEP Grand Cherokee 4.7 Lmtd 2004
HID 8000K in low and fog / Quad Squad member
Monroe Reflex shocks /
Pirelli Scorpion ATR 245/65/17/
Transgo reprogramming shiftkit.